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------------------------------ Archive-name: ms-windows/win95netbugs Posting-Frequency: twice monthly Changes-posted-to: news.answers,comp.answers FAQ-Maintainer: Rich Graves <llurch@networking.stanford.edu> Last-Change: 10 Oct 1995 by Rich Graves <llurch@networking.stanford.edu> Version: 4.00.490 URL: http://www-dccs.stanford.edu/NetConsult/Win95Net/faq.html
------------------------------ Content-Description: Unindexed Recent ArrivalsMy real work does not allow me to keep this FAQ up-to-the-minute. So I'm dumping new stuff into http://www-leland.stanford.edu/~llurch/win95netbugs/new.txt. Also see the list archive at gopher://quixote.stanford.edu/1m/win95netbugs. Stuff that I get while using trn or pine is saved to new.txt; stuff that I get while using NewsWatcher is saved to the gopher. Download these files to a UNIX system and point a mail reader at them, e.g. mail -f or pine -f new.txt. I believe Eudora will read the format too.
------------------------------ Content-Description: Index Date: Sun, 24 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>This FAQ concerns problems you might encounter with Win95's networking features after you have set everything up according to the directions. This FAQ does not attempt to provide setup instructions. For those, see A.3., related resources.
A.Admin|B.IPX/SPX|C.TCP/IP|D.Dialin|E.Misc|F.Windows|G.Hardware
A.Admin|B.IPX/SPX|C.TCP/IP|D.Dialin|E.Misc|F.Windows|G.Hardware
------------------------------ Content-Description: A.1. Where is the latest FAQ? Date: Sun, 24 Sep 95 17:05:18 -0800 From: Rich Graves <llurch@networking.stanford.edu>The most recent version of this FAQ can be found at:
http://www-leland.stanford.edu/~llurch/win95netbugs/faq.htmlThis version dated: September 30, 1995
http://www-dccs.stanford.edu/NetConsult/Win95Net/faq.html
------------------------------ Content-Description: A.2. What's this about a Win95NetBugs email list? Date: Sun, 24 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>win95netbugs@lists.stanford.edu is an unmoderated electronic mail discussion list for the purpose of sharing information and, hopefully, solutions to the networking bugs and "missing features" in Microsoft Windows 4.x.
It is intended as a relatively low-traffic list for network managers who know from whence they speak. I don't want any basic setup questions. We will cooperatively compile a FAQ file and Web page(s) for end users.
If you don't need any more mail littering your inbox, perhaps we could interest you in the archive of all messages posted to win95netbugs on gopher://quixote.stanford.edu. Currently the path is 1m/win95netbugs, but this is likely to change to separate directories for each month Real Soon Now.
The list is managed automatically by a majordomo list server. To subscribe to the list, send the command "subscribe win95netbugs" in the body of an electronic mail message to majordomo@lists.stanford.edu. Do not include your real name or email in the body of the message; it will be extracted from the From: header. This is important because if the From: header of subsequent messages don't match, they will be bounced to the list moderator.
For more information, email win95netbugs-request@lists.stanford.edu.
Please don't expose yourself to ridicule by posting administrative messages to the entire list!
Messages sent to the list by non-subscribers will be bounced to the moderator for review. Pertinent messages will usually be passed along with minimal delay. Spammers will be spanked.
All messages to the list are archived, redistributed on a gopher server, and physically become the property of Stanford University and other recipients, though you retain other rights associated with copyright.
------------------------------ Content-Description: A.3. What related resources are available? Date: Sun, 24 Sep 95 18:09:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>There's far too many to list, but the quality is very uneven. Just see Yahoo's Win95 Page. Of special interest might be the official www.windows.microsoft.com and the unofficial www.windows95.com, which bills itself as "WINHQ." However, at this writing, all of the Win95 networking resources listed in Yahoo are SLIP/PPP guides written by nontechnical people. If you have a good guide, please list it in Yahoo and other directories.
For technical information on PC TCP/IP networking, see Bernard Aboba's excellent FAQ for the comp.protocols.tcp-ip newsgroup, which you can get from:
ftp://ftp.netcom.com/pub/ma/mailcom/IBMTCP/ibmtcp.zipAnother useful page from the loyal opposition (David really likes Win95), is Windows95 Annoyances, http://www.ocf.berkeley.edu/~daaron/win95ann.html.
http://www.zilker.net/users/internaut/update.html
Microsoft publishes selected known problems and workarounds in the Windows Knowledge Base, http://www.microsoft.com/kb/indexes/windows.htm. The keywords "kbnetwork," "3rdPartyNet," and "win95" are useful to know.
------------------------------ Content-Description: A.4. Copyright blah blah blah. Date: Sun, 24 Sep 95 18:09:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>Due to Stanford's silly and probably Unconstitutional policy, this FAQ is Copyright © 1995 The Board of Trustees of the Leland Stanford Junior University. The contents of this document may not be used for any commercial purpose. Specifically, this document may not be stored on a CD-ROM and sold by certain people at the domain logica.it who harvest Usenet for email addresses and then spam them with unsolicited advertisements.
------------------------------ Content-Description: A.5. To Do's and cries for help. Date: Sun, 24 Sep 95 23:00:07 -0700 From: Rich Graves <llurch@networking.stanford.edu>I would like to add the following, but haven't had time or knowledge. If you can write the relevant bits, please go ahead.
A.Admin|B.IPX/SPX|C.TCP/IP|D.Dialin|E.Misc|F.Windows|G.Hardware
------------------------------ Content-Description: B.1. SAP advertisement kills IPX routing, poses security problems Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>Win95 can be configured to masquerade as a NetWare server/router. This will cause rather severe problems in many situations. See CSUN's brief description of the problem at http://rcr.csun.edu/ntg/win95.html#novell. The CSUN page does not detail the steps to steal NetWare passwords with Win95, but it's not hard to imagine. I believe InfoWorld, Communications Week, PC Week, and most other trade publications covered the issue as long as nine months ago, but Microsoft has not fixed the problem.
Another good explanation of the problem is at http://www-leland.stanford.edu/~llurch/win95netbugs/IPX-SAP-Bug.txt.
One of Microsoft's developers wrote a rather lengthy response to this issue. It is saved at http://www-leland.stanford.edu/~llurch/win95netbugs/MS-SAP-Response.txt.
------------------------------ Content-Description: B.2. Automatic frame type detection doesn't work. Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>Microsoft acknowledges that the frame type used for IPX/SPX packets must be set manually because the default "Automatic" frame type detection does not work. You need to open IPX/SPX Compatible Protocol/Properties/Advanced and select it manually. There is a picture at http://www-dccs.stanford.edu/NetConsult/Win95Net/ipxprops.GIF.
------------------------------ Content-Description: B.3. What does Novell recommend regarding Win95 and NetWare? Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>Novell recommens that you use the existing NetWare Client version 1.2, which works just fine under Win95 and provides access to all services. Win95's Network Control Panel even has an install script for it. Microsoft will also tell you to use Novell's drivers if you have any trouble. For more information from Novell, see http://netwire.novell.com/servsup/win95/win95.htm. The public release of a Novell 32-bit client is coming soon. An alpha version was inadvertently (?) put in a public download area last month, and looked promising.
------------------------------ Content-Description: B.4. Win95 Crashes NetWare 3.12 server. Date: Wed, 13 Sep 1995 03:07:25 GMT From: zim@grayfox.svs.com (Jason Zimberoff) Update: Fri, 10 Oct 1995 00:00:00 GMTThere have been many reports of Win95 clients causing NetWare servers to crash. In all cases that we know of, the problem wasn't Win95, per se, but the packet burst mode that it supports by default. Older servers can't handle packet bursts, a late 3.12/4.0 performance enhancement.
There are two ways to resolve the problem of packet bursts:
[nwredir] supportburst=0Back to index
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Content-Description: B.5. How do I enable Long File Name support on a NetWare server? Date: Tue, 10 Oct 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>Just install the OS/2 namespace. This requires NetWare 3.12 or a patched 3.11. Most of the time, it seems to work. If Win95 clients crash your server or something, remove the OS/2 namespace and see the next question. I am not a CNE! Don't ask me!.
Because of a little bug, Win95 will not use long file names on 3.11 servers when you use Policy Editor to tell it to do so. The easier workaround is to add the following to system.ini:
[nwredir] SupportLFN=2For more information on this problem, see article Q137275 in the Microsoft Knowledge Base.
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Content-Description: B.6. How do I disable Long File Names on a Win95 client so I can use a server without LFN support? Date: Tue, 10 Oct 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>Contributions by ramesh@scr.siemens.com (Ramesh Viswanathan) and edwardd@finance.ci.seattle.wa.us.
What I was referring to here was some setup which is allegedly necessary to make Win95 actually *work* with the OS/2 namespace.
However, if you run POLEDIT (it's on the CD in admin\apptools\poledit) and open the registry, you can then go to Local Computer, Network, Microsoft Client for Netware Networks, and turn off use of long names on the server.
Alternatively, add the following to system.ini:
[nwredir] SupportLFN=0Back to index
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Content-Description: B.7. Can I get NetWare broadcast messages (like "low on disk space") on Win95? Date: Sun, 24 Sep 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>Contributions by Don Zimmer (drzimmer@ionet.net) and "ClubWin" member ramesh@scr.siemens.com (Ramesh Viswanathan)
By default, Win95 machines using Microsoft's 32-bit NetWare client do not receive NetWare broadcast messages. Novell recommends using their existing version 1.2 real-mode drivers and NWPOPUP instead.
You could also put WINPOPUP.EXE in AUTOEXEC.BAT or your Startup folder. However, there's apparently no way to remove WINPOPUP from the task list or to stop users from quitting it.
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Content-Description: B.8. Can I send NetWare messages with Win95? Date: Tue, 10 Oct 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>Yes, you can, with WinPopup, provided that IPX/SPX is your default protocol. However, messages are limited to 38 characters, and there are other limits. See article Q120223 in the Microsoft Knowledge Base.
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Content-Description: B.9. NetWare client just refuses to work on a few machines. Date: Sat, 23 Sep 1995 20:02:29 -0700 From: Rich Graves <llurch@networking.stanford.edu>
Newsgroups: comp.os.ms-windows.win95.misc,comp.os.ms-windows.win95.misc In article <44138n$e96@cnn.Princeton.EDU>, joeross@princeton.edu (Joe Ross) wrote: > 2 Networking questions: > > 1. I'm trying to configure a friends computer to connect to a Novell > Netware Network. The only problem is I can't get a login screen to come > up when he turns on his computer. I've tried everything(I think): > switching the primary login to Windows logon and then back to netware. > I haven't had this problem with anyone else's computer. Bizarre. When you try to mount a server with \\ or net use, does anything happen? Attach an external transceiver with idiot lights and watch the transmit/receive activity. You could look in C:\BOOTLOG.TXT for a record of what happens at startup. Not that you'll be able to understand it...Back to index
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Content-Description: B.10. Didn't Microsoft announce that a 32-bit NetWare client bug fix/feature enhancement would be available soon? Date: Sun, 24 Sep 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>Yes, you can read that press release, written in a breathless present tense, at http://www.windows.microsoft.com/windows/pr/july26-95.htm. Oh well, you'll be able to use Novell's in a couple weeks, and Novell's current real-mode drivers work perfectly.
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Content-Description: B.11. User-level access control doesn't work over IPX NWServer. Date: Tue, 10 Oct 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>Win95's built-in peer-to-peer sharing capabilities don't work over the built-in IPX/SPX="compatible" protocol with share-level access control. You need to enable user-level access control with an NT or NetWare server for authentication. See article Q131354 in the Microsoft Knowledge Base.
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Content-Description: B.12. DISPLAY Command in Login Script Displays Incorrect Characters. Date: Tue, 10 Oct 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>If your Novell NetWare login script contains a DISPLAY command with a very long path, or uses an environment variable containing a very long path, some information may not be displayed correctly. An internal buffer is too small. Use a shorter path or environment variable. See article Q132763 in the Microsoft Knowledge Base.
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Content-Description: B.13. INCLUDE/DISPLAY Login Script Commands Do Not Accept UNC Paths. Date: Tue, 10 Oct 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>If you are using a NetWare login script, INCLUDE and DISPLAY commands in the login script that contain Universal Naming Convention (UNC) paths do not work. The named files are not run or displayed. See article Q135167 in the Microsoft Knowledge Base.
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Content-Description: B.14. NetWare login script processor (NWLSPROC) can't handle lower-case drive letters. Date: Tue, 10 Oct 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>If you are using NetWare login scripts that use lower-case drive letters, you need to capitalize them. See article Q132665 in the Microsoft Knowledge Base.
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Content-Description: B.15. Cannot load TSRs in NetWare login scripts. Date: Tue, 10 Oct 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>If you need this functionality, use Novell's VLMs or NETX, or Novell's 32-bit client when it becomes available. See article Q127794 in the Microsoft Knowledge Base.
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Content-Description: B.16. Cannot Connect to NCP Server Without SAP Advertising Enabled. Date: Tue, 10 Oct 1995 23:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>Microsoft acknowledges that this is a problem with Win95. See article Q130943 in the Microsoft Knowledge Base. Do not turn on SAP, as Microsoft tells you to do, without considering the routing and security ramifications discussed in Section C.1.
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Content-Description: B.17. Commas Not Recognized in NetWare Logon Scripts. Date: Tue, 10 Oct 1995 23:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>Microsoft recognizes this as a problem with Win95. You need to replace any commas in your login scripts with ANDs, or use Novell's drivers rather than Microsoft's. See article Q129145 in the Microsoft Knowledge Base.
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Content-Description: B.18. How to Configure Windows 95 for Use with NASI. Date: Tue, 10 Oct 1995 23:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>You need to use ODI drivers. See article Q125425 in the Microsoft Knowledge Base.
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Content-Description: B.19. NetWare login might not work if machine name=login name. Date: Mon, 2 Oct 1995 13:31:28 CST6CDT From: Larry Field <l-field@tamu.edu> l-field@tamu.edu (Larry Field) wrote: >I'm using the Client for Netware as my primary logon client in Windows 95. >However when I dial-up and login to my network I'm not getting the login >script processed. I can go into Network Neighborhood and see my drives and >directories on the network drive but I don't have any drive mappings, printer >assignments, etc. > >Any ideas how I can get the logon procedure to execute the login script? I >have the box checked that says "Process login script" so I'm at a loss as to >why it's not processing. Well I solved my own problem and here's the answer for anyone else that experiences similar things. My computer name in Control Panel | Network | Identification was the same as my Netware logon name. Once I changed this it processes the login script and maps all the drives just fine. I guess there's some kind of conflict when the name of the machine and the logon id are the same. Larry Field Sr. Systems Analyst Texas A&M UniversityBack to index
A.Admin|B.IPX/SPX|C.TCP/IP|D.Dialin|E.Misc|F.Windows|G.Hardware
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Content-Description: C.1. No interface for changing MTU or RWIN settings. Date: Sun, 24 Sep 95 21:15:21 -0800 From: Rich Graves <llurch@networking.stanford.edu>By default, Win95 uses the largest value of MTU possible for the chosen media type. Most people who used the excellent 16-bit Trumpet Winsock, whose FAQ is at http://www.trumpet.com.au/wsk/faq/wskfaq.htm, configured these parameters for optimum efficiency and response, and really miss Trumpet's interface for setting them. This excerpt from the Resource Kit, © 1995 Microsoft Corporation, tells how to add an MTU setting with REGEDIT.EXE:
The entries in this section must be added to the following Registry key, where n represents the particular TCP/IP-to-network adapter binding.
Hkey_Local_Machine\System\CurrentControlSet\Services\Class\netTrans\000n
MaxMTU = 16-bit integer
Specifies the maximum size datagram IP that can pass to a media driver. SNAP and source routing headers (if used on the media) are not included in this value. For example, on an ethernet network, MaxMTU will default to 1500. The actual value used will be the minimum of the value specified with this parameter and the size reported by the media driver. The default is the size reported by the media driver.
RWIN is a TCP-specific thing, but maybe this question should be moved to the General/Dialin section anyway?
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Content-Description: C.2. Netscape Packet Storm Bugs. Date: Sun, 01 Oct 95 21:31:42 -0800 From: Rich Graves <llurch@networking.stanford.edu>This appears to be a bug specific to Netscape, but it's worth mentioning here because so many people use it. Netscape 1.2N, 32-bit version, does not back off from TCP RESETs and ICMP unreachable messages; instead, it retransmits forever, with no timeout. On a dialup connection this will only cause some annoying "hangs," inducing the user to hit the "Stop" and "Reload" buttons a lot, but it can cause destructive packet storms on Ethernet and other high-bandwidth links.
Please see the initial post about this set of bugs at http://www-leland.stanford.edu/~llurch/win95netbugs/Readme-Netscape_Net_Bug.txt. That tells where to get relevant packet traces.
Two URLs you can try to check for these bugs are http://ftp.netscape.com (responds with a TCP RESET) and http://36.36.0.10 (nonexistent network, responds with an ICMP unreachable).
The Netscape product manager posted a message claiming the problem was irreproducible, to which I posted a response. Anyway, you can probably reproduce the problem yourself with the URLs above. You need some technical knowledge of the Internet Protocols TCP to understand the problem.
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Content-Description: C.3. Web browser/TCP connection "hanging" bug. Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>I suspect that this is a separate bug from the Netscape bug above. Netscape, the Microsoft Internet Explorer, and other multithreaded Internet apps seem to lose track of multiple TCP connections. The usual symptom is a page that stops loading halfway, but works fine if you hit Stop or Reload. Setting MaxConnections=1 will usually fix this problem.
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Content-Description: C.4. Intermittent DNS bug: appending ??? to lookups. Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>Three people have reported this on different machines. It seems to happen fairly rarely. Basically it seems the NetBIOS name widget gives the TCP/IP encapsulation widget bad information sometimes. For a week this was 100% reproducible on my machine, through an OS reinstallation and several Safe Mode reboots. I wrote a post saved at http://www-leland.stanford.edu/~llurch/win95netbugs/Readme-MSClientDNSBug.txt.
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Content-Description: C.5. Interoperability with BootP servers. Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>Microsoft's chose to implement DHCP in a way that is not interoperable with BootP. One surmises they wanted to sell more NT DHCP servers.
John Wobus's DHCP FAQ, at http://web.syr.edu/~jmwobus/comfaqs/dhcp.faq.html, might be of interest. There are some hybrid BootP/DHCP servers out there, but they don't all interoperate, and your routers might need to be upgraded to handle the kind of DHCP replies Microsoft likes. Anyway, read John's FAQ. If you absolutely can't get it from the Web, you can ping him at jmwobus@syr.edu.
Two Guys and a Vax (www.tgv.com, sales@tgv.com) have announced a replacement TCP/IP stack for Windows 95 that handles BootP properly, and some other highly desirable features. They also make some rather nice applications. Demos are available. Of course they want real money for this stuff.
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Content-Description: C.6. Can't mount servers by IP address. Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>This is just an annoyance, really. It should be possible to mount servers by typing e.g. \\36.36.0.10, but it just isn't.
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Content-Description: C.8. Default hostname resolution order (broadcast-WINS-DNS-LMHOSTS) is non-ideal for my site; how can I change it? Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>I would think that the name resolution should work in precisely the opposite direction. Check the local LMHOSTS mappings first, then DNS, then WINS, and only as a last resort broadcast on the local subnet. Oh well.
This extract from the Resource Kit comes from Daniel M <puppet@mail.dynamsol.com. This does not seem to apply to the 32-bit WinSock; could anybody tell me about that?
Hkey_Local_Machine\System\CurrentControlSet\Services\VxD\MSTCP\ServiceProvider The following keys describe the order used to resolve host names. A lower number sets a higher priority for name resolution. These settings are used for 16-bit Windows Sockets, which need to rely on the resolvers that are expected to take the least time. The numbers indicate the default values specified in Windows 95. LocalPriority = 499 HostsPriority = 500 DNSPriority = 2000 NetbtPriority = 2001Back to index
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Content-Description: C.9. DNS lookup timeout is ridiculously long. Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>Most apps will freeze the machine while doing a DNS lookup, which is really annoying, especially since the timeout for DNS lookups is so long, especially in those weird places like Cornell and Clemson where Win95 doesn't seem to like the local DNS server. The "NameSrvQueryTimeout" in the Registry, which some people have pointed out, seems only to apply to Microsoft's proprietary WINS service, not Internet standard DNS.
There's gotta be a way to set this; anybody?
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Content-Description: C.10. Why can't I send mail/news or upload with FTP (MTU path discovery problem)? Date: Sun, 24 Sep 1995 15:23:18 -0700 From: Rich Graves <llurch@networking.stanford.edu>
Message-Id: <199509242223.PAA04539@Networking.Stanford.EDU> >Subject>: Re: Eudora problem with 95 (path MTU discovery?) Newsgroups: comp.os.ms-windows.win95.setup, comp.os.ms-windows.networking.tcp-ip, comp.protocols.tcp-ip.ibmpc, comp.os.ms-windows.win95.misc, comp.os.ms-windows.apps.winsock.mail, comp.os.ms-windows.apps.winsock.news, comp.os.ms-windows.apps.winsock.misc Yes, you have accurately diagnosed the problem win Win95 uploads, commonly seen in mail and news programs. To fix this, open the Registry and set one or both of these: Hkey_Local_Machine\System\CurrentControlSet\Services\VxD\MSTCP PMTUBlackHoleDetect = 0 or 1 Specifies whether the stack will attempt to detect Maximum Transmission Unit (MTU) routers that do not send back ICMP fragmentation-needed messages. Setting this parameter when it is not needed can cause performance degradation. The default is 0. PMTUDiscovery = 0 or 1 Specifies whether Microsoft TCP/IP will attempt to do path MTU discovery as specified in RFC 1191. The default is 1. It would be *nice* if there were a Knowledge Base article on this, or if the people answering the $1.95 per minute network support lines had *just one* clue. Setting MTU to some ridiculously low value will also work, but it hurts performance. The TGV and what's-his-name replacement TCP/IP stacks for Win95 will fragment properly according to existing Internet standards. Posted widely, followups restricted. > From: pirard@vm1.ulg.ac.be (Andri Pirard) > Newsgroups: comp.os.ms-windows.win95.setup > >Content-Description: Re: Eudora problem with 95 (path MTU discovery?) > Date: Sun, 24 Sep 1995 12:40:58 GMT > Organization: SEGI, Universiti de Lihge, Belgique > Message-ID: <443n5c$ff9@aix1.segi.ulg.ac.be> > References: <42uv3o$2ad@tattoo.sccsi.com> > > mhuff@sccsi.com (Max K. Huff) wrote: > >>Eudora appears to limited to outgoing message length of about 10 lines. >>Anything in excess of 10 lines hangs during the "send" operation. It sends a >>"time-out" message after a while. The results are the same with Eudora 2.0.3 >>and the new 2.1.0 versions. Also is the same with another machine running 95 >>with Eudora. Is Eudora not compatible with 95, or is there a parameter I >>missed? >>Thanks >>Max > > Microsoft TCP/IP for Win 3, and presumably Win 4, implements recent > "Path MTU discovery" technique. This implies setting the "Don't > fragment" bit in outgoing IP packets. You may get in trouble with IP > routers that would have to fragment the packets, are told not to do > so, and discard them without replying with the now necessary ICMP > control message (and M$ TCP/IP copes badly with this situation). > > If that's your problem (which you can make almost sure by testing that > an FTP upload blocks also), your solution is to either disable path > MTU discovery or to set your line interface's MTU to 576 (hoping that > the router transmits at least that without the need to fragment, it > should). > In Win 3, SYSTEM.INI contains a pathmtudisc=1 (or like) to be set to > 0. MTU and Win 4: dunno, sorry, look around. > > > > Andri PIRARD SEGI, Universiti de Lihge | 139.165.0.0 IP (ULg) > B26 - Sart Tilman B-4000 Lihge 1 (Belgium) | Integrator and Adm. > pirard@vm1.ulg.ac.be aka PIRARD@BLIULG11.BITNET +32 (41) 664932Back to index
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Content-Description: C.11. What commercial-quality TCP/IP stacks are available to replace the stack that Microsoft supplies? Date: Sun, 24 Sep 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>TGV (www.tgv.com), email sales@tgv.com (TGV stood for Two Guys and a Vax many years ago before they got successful and went legit), has announced MultiConnect 1.2 for Win95 and WinNT. It will ship in early October. It supports NetBIOS over TCP/IP. Nice clients for Telnet, FTP, News, and WWW, plus an NFS client and server, are included if you need them, or you can get a single copy of the stack only for just $100 (volume discounts and site licenses available).
Core Systems, http://www.win.net/~core/, email lvuong@cores.com, has announced and is now shipping INTERNET-CONNECT for Windows 95. In addition to the features of Win95's stack, it supports BootP and includes better telnet and FTP clients. It does not support NetBIOS over TCP/IP, so you can't use Windows file/print sharing over this protocol. Demos are available.
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Content-Description: C.12. I can't get PC/NFS working under Windows 95. Date: Sun, 24 Sep 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>Join the crowd (though some people say it works for them). It's not clear why Microsoft included a script to install PC/NFS in the Network Control Panel. I guess they wanted it to look like NFS was available for Win95. Sun now has a patch available.
Betas and first releases of NFS for Win95 are available from Beame & Whiteside and others, but that's beyond the scope of this FAQ. You could also make your UNIX machines speak Microsoft's proprietary SMB protocol by installing SAMBA (reference?).
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Content-Description: C.13. Will Trumpet and other Win3 TCP/IP stacks work under Win95? Date: Sun, 24 Sep 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>"Usually." Trumpet will, and it's significantly faster than Win95's SLIP/PPP support. On the downside, TCP/IP stacks designed for Windows 3.x, even those based on 32-bit VxDs, will only support 16-bit TCP/IP clients. So you can't run 32-bit Netscape or Microsoft Exchange. For Win95 instructions and the latest information on the work on a 32-bit Trumpet, see the Trumpet FAQ, http://www.trumpet.com.au/wsk/faq/wskfaq.htm.
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Content-Description: C.14. I'm using some 16-bit TCP/IP stack like Trumpet and 32-bit apps like Netscape and Exchange don't work. Date: Sun, 24 Sep 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>That's right, they don't. You need to "upgrade" to Windows 95's included 32-bit TCP/IP, or one of the competitive commercial stacks, section C.11. For instructions, see A.3., related resources. If you use a modem, the Microsoft/Shiva package will be slower. Over Ethernet, on the other hand, Microsoft's stack is significantly faster than any 16-bit stack.
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Content-Description: C.15. Assorted DNS resolution problems. Date: Sun, 24 Sep 1995 20:00:00 GMT From: Rich Graves <llurch@networking.stanford.edu>Various people have reported an odd range of problems with the DNS resolver that cannot be explained by configuration errors. Moreover, the interface is somewhat strange, DNS settings can be erased wothout warning if you change an unrelated TCP/IP parameter, and when there are configuration errors, the error messages are often unhelpful. I have saved some unresolved (if you'll pardon the pun) problems at http://www-leland.stanford.edu/~llurch/win95netbugs/DNS-Probs.txt and in some other files in that directory. Also see the email list, section A.2.
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Content-Description: C.16. What arcane TCP/IP parameters can be configured? Date: Mon, 18 Sep 1995 04:44:07 +0000 From: Daniel M <puppet@mail.dynamsol.com>
Message-Id: <19950918044454.00974ece.in@toast.dynamsol.com> Open the Registry to: Hkey_Local_Machine\System\CurrentControlSet\Services\VxD\MSTCP BroadcastAddress = broadcast address in hexadecimal Specifies the address to use for NetBIOS name query broadcasts. The default is based on the IP address and the subnet mask. BcastNameQueryCount = integer Specifies the number of times the system will retry NetBIOS name query broadcasts. The default is 3. BcastQueryTimeout = milliseconds Specifies the period of time the system will wait before timing out broadcast name queries. The minimum value is 100. The default is 750. BSDUrgent = 0 or 1 If this value is 1, specifies that Microsoft TCP/IP is to treat urgent data the way some UNIX systems do (with a maximum of 1 byte of urgent data, for example). If this value is 0, it specifies that the stack is to handle urgent data as specified by RFC 1122. The default is 1. CacheTimeout = milliseconds Specifies how long NetBIOS names are cached. The minimum is 60000 milliseconds (1 minute). The default is 360000 milliseconds (6 minutes). DeadGWDetect = 0 or 1 Specifies whether Microsoft TCP/IP will use another gateway if the current default gateway seems to be down. The default is 1. DefaultRcvWindow = 16-bit number Specifies the default receive window advertised by TCP. The default is 8192. DefaultTOS = 8-bit number Specifies the default type of service (TOS) for IP packets initiated by Microsoft TCP/IP. The default is 0. DefaultTTL = 8-bit number Specifies the default time to live (TTL) for IP packets from Microsoft TCP/IP. The default is 32. DnsServerPort = port Specifies which DNS server port to send queries to when resolving a name using DNS. The default is 53. EnableProxy = 0 or 1 If this value is 1, specifies that this computer is a WINS proxy agent. The default is 0. EnableRouting = 0 or 1 Specifies whether to enable static routing. Microsoft TCP/IP does not supply a routing protocol, so all route table entries must be entered using the route command. The default is 0. IGMPLevel = 0, 1, or 2 Specifies the level of support allowed for IP multicast, corresponding to the levels in RFC 1112. The default is 2. InitialRefreshT.O. = milliseconds Specifies the interval over which to contact WINS to refresh the name. The minimum is 16 minutes, and the maximum is approximately 50 days (0xFFFFFFFF). The default is 960000 milliseconds (16 minutes). KeepAliveTime = 32-bit number Specifies the connection idle time in milliseconds before TCP will begin sending keepalives, if keepalives are enabled on a connection. The default is 2 hours (7200000). KeepAliveInterval = 32-bit number Specifies the time in milliseconds between retransmissions of keepalives, once the KeepAliveTime has expired. Once KeepAliveTime has expired, keepalives are sent every KeepAliveInterval milliseconds until a response is received, up to a maximum of MaxDat a Retries before the connection is aborted. The default is 1 second (1000). LmhostsTimeout = milliseconds Specifies the period of time the system will wait before timing out when seeking LMHOSTS for name resolution. The minimum value is 1000 (1 second). The default is 10000 (10 seconds). MaxConnections = 32-bit number Specifies the maximum number of concurrent connections. The default is 100. MaxConnectRetries = 32-bit number Specifies the number of times a connection attempt (SYN) will be retransmitted before giving up. The initial retransmission timeout is 3 seconds, and it is doubled each time up to a maximum of 2 minutes. The default is 3. MaxDataRetries = 32-bit number Specifies the maximum number of times a segment carrying data or an FIN will be retransmitted before the connection is aborted. The retransmission timeout itself is adaptive and will vary according to link conditions. The default is 5. NameServerPort = port Specifies the UDP port on the name server to which to send name queries or registrations. The default is 137. NameSrvQueryCount = integer Specifies the number of times the system will try to contact the WINS server for NetBIOS name resolution. The default is 3. NameSrvQueryTimeout = milliseconds Specifies how long the system waits before timing out a name server query. The minimum is 100. The default is 750. NameTableSize = integer Specifies the maximum number of names in the NetBIOS name table. The minimum allowable value is 1 and the maximum is 255. The default is 17. NodeType = 1, 2, 4, or 8 Specifies the mode of NetBIOS name resolution used by NetBIOS over TCP/IP, where 1 = b-node, 2 = p-node, 4 = m-node, and 8 = h-node. This value can be configured using DHCP. The default is 1 (b-node), if no value is specified; if WINS servers are specifi e d and NodeType is not, then the default is 8 (h-node). PMTUBlackHoleDetect = 0 or 1 Specifies whether the stack will attempt to detect Maximum Transmission Unit (MTU) routers that do not send back ICMP fragmentation-needed messages. Setting this parameter when it is not needed can cause performance degradation. The default is 0. PMTUDiscovery = 0 or 1 Specifies whether Microsoft TCP/IP will attempt to do path MTU discovery as specified in RFC 1191. The default is 1. RandomAdapter = 0 or 1 For a computer with multiple network adapters, specifies whether to respond with an IP address selected randomly from the set of addresses on the computer or whether to return the IP address of the adapter that the request came in upon. The default is 0 ( not random; that is, return the address of the adapter that the request came in on). RoutingBufSize = 32-bit number Specifies the total amount of buffer space to allocate for routing packets. This parameter is ignored if EnableRouting=0. The default is 73216. RoutingPackets = 32-bit number Specifies the maximum number of packets that can be routed simultaneously. This parameter is ignored if EnableRouting=0. The default is 50. SessionKeepAlive = milliseconds Specifies how often to send session keepalive packets on active sessions. The minimum is 60 seconds. The default is 3600 seconds (1 hour). SessionTableSize = integer Specifies the maximum number of sessions in the NetBIOS session table. The minimum allowable value is 1 and the maximum is 255. The default is 255. SingleResponse = 0 or 1 For a computer with multiple network adapters, specifies whether to send all IP addresses on a name query request from WINS. If this value is 1, the system will send one address in a name query response; if 0, it will return all the addresses of its adap t ers. The default is 0. Size/Small/Medium/Large = 1, 2, or 3 Specifies how many buffers of various types to preallocate and the maximum that can be allocated, where 1 = small, 2 = medium, and 3 = large. The default is 1; the default is 3 if the WINS proxy is enabled.Back to index
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Content-Description: C.17. Nobody seems to be able to get routing to work. Date: Sat, 23 Sep 95 23:44:29 0300 From: Vadim <vadim@melig.co.il>
Message-Id: <199509232144.XAA03624@mail.netvision.net.il> To: win95netbugs@lists.Stanford.EDU >Content-Description: IP forwarding in Win95 It's a common belief that windows 95 can't do IP forwarding (There were several postings about it in comp.os.ms-windows.win95) and you have to use NT to do it. Win95 resource kit help file contains the following information: [----] Hkey_Local_Machine\System\CurrentControlSet\Services\VxD\MSTCP\EnableRouting = 0 or 1 Specifies whether to enable static routing. Microsoft TCP/IP does not supply a routing protocol, so all route table entries must be entered using the route command. The default is 0. [----] I tried that on two machines (486DX2 and PENTIUM-75, both with ethernet card and a RAS driver installed) and on both got a total system crash on boot (I guess when loading vip.386). Interesting enough, this whole routing issue has never been documented by microsoft. So, anybody "been there, done that" ? Is it a bug, half-imlemented feature or just wrong configuration ?Back to index
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Content-Description: C.18. Sockets get "eaten up" and WinSmtp dies. Date: Tue, 19 Sep 1995 11:15:38 From: Jack De Winter <jackdw@metrics.com>
To: win95netbugs@lists.Stanford.EDU >Content-Description: Problems with sockets getting eaten up... Message-Id: <19950919111538.8ae27b48.in@panda.metrics.com> Has anyone else seen a problem where continuous access to a server application will cause that application to run out of sockets or buffers after a long time of continuous use? Using NT, I can run my WinSmtp mail daemon (if you want details, send me a quick message) for weeks with no problems. But after 12 hours under the same conditions under win95 and its stacks (winsmtp as server and Exchange as a client, checking every 2-5 minutes), it refuses to connect up any more. any ideas? regards, Jack -------------------------------------------------------------------------- Jack De Winter Author of WinSmtp and other fine products Software Metrics, inc. 'there once was a lady named bright jackdw@metrics.com whose speed was far greater than light she set out one day in a relative way and came back the previous night.'Update 9/30/95: Jack says this only happens with SLIP. WinSMTP seems to work fine over Ethernet and PPP. Also, the 16-bit version of WinSMTP works.
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Content-Description: C.19. Can I disable DNS for WINS resolution? Date: Tue, 10 Oct 95 23:30:00 -0800 From: Rich Graves <llurch@networking.stanford.edu>WFW and NT have an "enable DNS for WINS resolution" checkbox that is turned off by default. In Win95 this feature is on by default, and there is no check box to turn it off. It turns out that this is what the "EnableDNS" switch in the Registry is for. If you turn it off, DNS is still enabled; it just isn't used for WINS resolution. This is part of Win95's redefinition of "intuitive." From article Q137368 in the Microsoft Knowledge Base:
How to disable NetBIOS name resolution on a domain-name system (DNS) while retaining other DNS functionality.
To disable NetBIOS name resolution on a DNS server, change the string value
EnableDNSin the registry key
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\VxD\MSTCPfrom 1 to 0.
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Content-Description: C.20. TCP/IP Requires Ethernet_II Frame Type for ODI Driver. Date: Tue, 10 Oct 95 23:30:00 -0800 From: Rich Graves <llurch@networking.stanford.edu>If you're using Novell's NetWare drivers, you need to manually add the ETHERNET_II frame type to NET.CFG, or Microsoft TCP/IP won't work. This is just a particular case of general problem E.4.. See article Q129726 in the Microsoft Knowledge Base:
A.Admin|B.IPX/SPX|C.TCP/IP|D.Dialin|E.Misc|F.Windows|G.Hardware
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Content-Description: D.1. Nonstandard PPP implementation causes problems with BSDI and other servers. Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>Thanks to Richard Ryan <rryan@bhost.blackhills.com> for calling this problem to our attention. For more information on this problem, see the searchable bsdi-users archive at http://www.nexial.nl/cgi-bin/bsdi.
Microsoft's RFC for their "extensions" to PPP, which were rejected by the Internet Engineering Task Force (IETF), is at ftp://ftp.microsoft.com/developr/rfc/ipcpexts.txt. Note 8-character truncation to developr! Further information on Microsoft's implementation is available in that directory, but in general the extensions to CHAP won't cause problems.
There has been some discussion of this on the comp.protocols.ppp newsgroup.
Date: Sat, 26 Aug 1995 11:46:58 -0500 Message-Id: <199508261646.LAA05931@krystal.com> To: Jim Flowers <jflowers@raptor.eznets.canton.oh.us>, bsdi-users@BSDI.COM, Small Internet Access Providers <IAP@VMA.CC.ND.EDU> From: Paul Borman <prb@BSDI.COM> >Subject>: Re: Pesky IPCP Messages > Now that Windows 95 is beginning to appear, I am beginning to get more > of these messages with the BSDI 2.0 ppp implementation. No real > problems but a real drag on the messages log. > > ppp3: unknown IPCP option received (129) > ppp3: unknown IPCP option received (130) > ppp3: unknown IPCP option received (131) > ppp3: unknown IPCP option received (132) Microsoft proposed some extensions to IPCP to negotiate the DNS server and the NetBUI server. The IETF rejected them as this was the wrong level to do this. Microsoft decided to ignore the IETF and implement them anyhow. Microsoft should provide a way to not use them (since they are totally non-standard and are only supported by Microsoft clients). Users of Microsoft networking products would need to contact Microsoft to determine how to do this. This note is meant to be an explanation of what is happening and should not be interpreted in any way as an offical statement by BSDI on The Microsoft IPCP Options. -Paul Borman prb@bsdi.comBack to index
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Content-Description: D.2. Degraded SLIP/PPP performance versus Trumpet. Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>There have been a heck of a lot of posts in comp.os.ms-windows.win95.setup complaining that file transfers using Win95's native SLIP/PPP are slower than they were using Trumpet WinSock. There have been lots of posts that say performance is OK, but I don't recall any claiming that performance has improved.
The problem is probably rooted in the fact that when you use Win95's built-in SLIP/PPP, you're really using two protocol stacks, a TCP/IP stack built by Microsoft, and a remote access stack developed by Shiva Corporation, so you've got extra overhead to deal with.
Here are some general tips applicable to any dialin protocol:
Message-Id: <199509171252.IAA01886@panix.com> Date: Sun, 17 Sep 95 08:51:33 -0400 From: richard <rpritz@panix.com> To: llurch@networking.stanford.edu >Subject>: faq: dialup speed Two things improved speed for me: 1) Turn off software compression (DialUpNetworking->Properties ->ServerType->EnableSoftwareCompression) 2) Turn off error correction for my modem - at AT&Q6 to the init string. this may be a modem interoperability problem of mine, rather than a general win95 issue. 3) A few people have said that fiddling with mtu, etc. settings does not help. I haven't tried.See also the Trumpet FAQ, http://www.trumpet.com.au/wsk/faq/wskfaq.htm.
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Content-Description: D.3. Killed applications/disconnects cause total system freezes. Date: Tue, 12 Sep 1995 01:55:42 GMT From: jewald@primenet.com (Jim Ewald)(There have been several followup posts in the WIn95 newsgroups confirming that the problem is not specific to any particular client software or ISP.)
Organization: Primenet Newsgroups: comp.os.ms-windows.win95.misc,comp.os.ms-windows.win95.setup Message-Id: <432pb4$n3@nnrp3.primenet.com> Some of us in a local news group have discovered a nasty problem that causes Win95 to lock up solid. Does anyone have a fix for this or can anyone at least let MS know about it? The tech support lines are very useless right now. An excerpt from the conversation follows. Thanks! - Jim Ewald MSG 1 ---------- bigrex@primenet (Bob Nixon) wrote: >I'm using Win 95 to connect up to Primenet and I keep encountering an >infrequent but ANNOYING problem. Everything appears to work ok and >every once in awhile(1 out of 25 times) when I click on disconnect, my >computer freezes. The clock stops, the cursor won't move and the only >remedy is to power off. At the time I click disconnect I have no other >programs running...just the TCP/IP dial-up. I was wondering if anyone >else is having this same problem? MSG 2 ---------- budster@primenet.com says... >This has happened to me too but, it always happens after I force closure of >some winsock app(example CTRL-ALT-DEl of Telnet, WS-FTP32 or one of the >newsreaders that's slow to or not responding). I think it leaves a bad code >somewhere in the system and causes a lockup when you close Win95's winsock. MSG 3 ---------- Claudio@primenet.com writes: >This happens to me whenever I'm disconnecting and I happen to move the >mouse at the same moment the modem is hanging up. My computer freezes, >dnd there's nothing you can do except to turn the machine off and on >again. I knew of this bug a long time ago, and I thought It was that I >had something not configured right, but for what I can see here, it >happens to other people too. By the way, I'm still using a beta >version of win95, build 950r2. Are you guys using the commercial >version?Back to index
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Content-Description: D.4. Minor changes to TCP/IP or modem parameters cause dialup properties to reset to defaults without warning. Date: Sun, 17 Sep 95 22:30:47 -0800 From: Neil Moodie <nmoodie@c031.aone.net.au>When making network config changes (often small, unimportant, insignificant etc changes), the properties of the dial-up connection are reset back to defaults. These defaults include PPP transport, with "server assigned" IP address and "server assigned" name server address.
This caught me out a few times, as I have a locally assigned name server address and have had to re-enter this information into the dial-up connection properties TCP/IP Settings after making minor changes to the dial-up config. Even configuring a new modem can reset these settings.
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Content-Description: D.5. Win95 creates fictional COM ports on some plug-and-pray machines. Date: 23 Sep 1995 03:28:47 GMT From: oturn@gulf.net (Oran Turner)The "phantom" com port seems to be a common problem with PNP motherboards and internal modems. I have a mouse on COM1 and an internal modem on COM2, with my physical COM2 turned off in BIOS. This is the problem...in the "Device Manager" in Windows 95, under "Ports (COM & LPT)", not only are my standard COM1, COM2 & LPT1 ports listed, but also listed is another entry labeled only "Communications Port." The settings for this extra entry correspond to the settings for COM1 (IRQ 4, I/O 03F8-03FF). I simply disable this extra entry to avoid the conflict the system detects, and everything seems to work fine.
Probably 90% of the phantom port problems are related to the interaction between an internal modem, a physical COM port, a PNP system and Windows 95. I've brought the problem to the attention of my motherboard manufacturer, but they pretty much blew me off. (I've got an Asus P55TP4XE.)
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Content-Description: D.6. DSCRIPT might exit before getting all dynamically assigned information. Date: Sat, 23 Sep 1995 00:49:16 GMT From: peeler@peeler.comBack to index
Newsgroups: comp.os.ms-windows.win95.misc References: <43edr8$rfd@grovel.iafrica.com> <43rofb$50u@sydney1.world.net> <nagamatiDFBExI.DnC@netcom.com> In article <nagamatiDFBExI.DnC@netcom.com> nagamati@netcom.com (Romklau Nagamati) writes: >John McGhie (jmcghie@world.net) wrote: >: markdm@iafrica.com (Mark Maunder) wrote: >: >: >I am at my wits end. I have been trying to get a 32 bit PPP connection with >: >win95 for the past 2 weeks and have finally managed to get it to dial in and >: >log on, but now it looks as though either the DNS is not working or my >: >applications or just not talking to the win95 Dialup adapter. (Much Deleted) I had the same problem and was able to resolve it by putting a delay statement immediately before the "endproc" line. It appeared that the script routine was closing off before the server parsed back the Dynamic Address. I found a delay of anywhere between 2 and 5 seconds was sufficient.
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Content-Description: D.7. Modem on COM4 incompatible with S3 video cards. Date: 6 Oct 1995 07:43:12 GMT From: tatosian@plough.enet.dec.com (Dave Tatosian)If you have an S3-based video card (most 64-bit cards including #9 and Diamond), you cannot use COM4 because of a memory base address conflict.
These cards use port addresses (46E8h, in the case of S3) for 8514/XGA support, which will be *aliased* to address 2E8h by most COM port address decoders - which tend to only decode the low order 10 bits of the address field. Putting a modem on COM4 therefore ends up in conflict with the graphics card - but it's usually only apparent when the graphics card is running in a mode other than straight VGA (ie: in DOS, you won't see a problem, but running in Windows/Win95 in say 800x600, you will).
The solution is to move the modem to some other port address, but of course you have to avoid conflicts with your other COM ports. If your mouse is on COM1, and COM2 is free, you should use COM2. But if you want to keep your COM2 available for a serial port, you can't use the "standard" COM3 setup for the modem, because COM3 normally uses IRQ4 (which will conflict with COM1).
But you *can* set the modem up to use COM3 with *IRQ5* (most modems will support this configuration). That way, you won't conflict with COM1's use of IRQ4. If IRQ5 is already being used by a sound card, switch the sound card to use IRQ7 instead.
After making the required changes to the modem (and sound card if required) you'll have to make sure that Win95 does the right thing on startup. It should detect the new configuration and make the appropriate changes to the properties and resource allocations, but you should check under Control Panel-System-Device Manager to be sure. If needed you might have to set some of the resources manually. Back to index
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Content-Description: D.8. PPP compression won't work on at least some Xyplex terminal server configs. Date: Tue, 10 Oct 95 01:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>waung@mprgate.mpr.ca (William Waung) reports that he could not establish a PPP connection to his Xyplex terminal server unless he disabled IP compression. More investigation is needed. You can see his message and followups on the win95netbugs list archive, gopher://quixote.stanford.edu/1m/win95netbugs, under the subject "Internet connection failure: no network protocol compatibility." Or look for his original newsgroup post to comp.os.ms-windows.win95.* on the www.dejanews.com searchable USENET archive. To help you recognize the symptoms, the error entries in his PPP log referred to problems with CCP (protocol 80fd). If you also run into problems with PPP-level compression (not modem-level compression), please mail win95netbugs-owner@lists.stanford.edu.
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Content-Description: D.8. PPP compression won't work on at least some Xyplex terminal server configs. Date: Mon, 2 Oct 1995 01:37:03 GMT From: neal@postoffice.ptd.net (NR Haslam) Newsgroups: comp.os.ms-windows.win95.misc Here is some information that may help someone experiencing slower than expected downloads. For the good of the order: Start by ensuring that your machine is not doing extra work by compressing data unnecessarily. Double click on My Computer / Dial Up Networking Right Click on Prolog Icon (or what ever you called it on your machine) Click on Properties / Server Type Remove all checks from boxes except for the TCP/IP box. Next, let's be sure that your modem is answering your computer correctly: Click Start / Settings / Control Panel Double click on Modem Click on Diagnostics Click Com2 (or what ever port your modem is assigned) Click More Info Mine says: Port COM2 Int 3 Addr 2F8 UART NS 16550AN Highest Speed 115K Baud Another trick you might try is to change your modem driver to the Supra 288i. See if that makes any difference compared to the Hayes 288 settings. Don't know how you feel about those "standard" selections, but I am not a fan of default settings.Back to index
A.Admin|B.IPX/SPX|C.TCP/IP|D.Dialin|E.Misc|F.Windows|G.Hardware
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Content-Description: E.1. No way to specify protocol to use for a specific service. Date: Sun, 17 Sep 95 22:30:47 -0800 From: Rich Graves <llurch@networking.stanford.edu>Say I want to connect to UTAH, my local NetWare server, but my default protocol is NetBIOS and I also have TCP/IP enabled. Maybe I have NetBIOS-over-IPX turned on, too.
As far as I can tell, I have to browse for \\UTAH on all protocols in series. Broadcast over NetBIOS, maybe go to a Browse Master, and wait for a timeout; Broadcast over TCP/IP, check the WINS server, check the DNS server, check LMHOSTS, perhaps :including a file cross-mounted from another server, and wait for a bunch of timeouts; and only then will my machine deign to look for UTAH over IPX/SPX.
This is inefficient, wastes time, and wastes bandwidth on slow links.
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Content-Description: E.2. IPX must be set as the default protocol to use a Lotus Notes server. Date: Sat, 16 Sep 1995 00:18:10 -0700 From: jzaums@ix.netcom.com (John Robert Zaums)
Newsgroups: comp.os.ms-windows.win95.setup >Subject>: Re: HELP: Lotus Notes and Win 95. Message-ID: <43dm40$prh@ixnews7.ix.netcom.com> References: <43bf71$a4p@bach.threex> mikes@threex.demon.co.uk (Michael Sheppard) wrote: >We are having problems setting up Lotus Notes to work with Windows 95. >Our Notes server is running over a Novell network. We have configured the >IPX/SPX protocol and Novell client support under Win 95 and we can access >the Novell fileserver. We have configured NETBIOS to run over IPX/SPX (we >think) but Notes can't find the Notes server. It complains that the >NETBIOS unit number(0) is too large. To me this seems that we must have >the NETBIOS configuration wrong, but we can't see where to correct it. If >anyone has working NETBIOS over IPX/SPX or has setup Notes with Win 95 >could you please help me and let me know how you did it. It's fun ------ I'll agree with you on that one. I battled with this for about 4-5 months until I discovered an obscure little paragraph on Microsoft Technet describing how to do it. Two solutions: First If you are loading stuff real mode you can use NETBIOS.EXE real mode and it will work. Second But then again what's the advantage of '95 without 32 bit drivers. Here's the trick. Go to the Network Control Panel Select IPX/SPX Compatible Protocol Select the Advanced Tab At the bottom of the window you will see a check box saying "Set this protocol to be the default protocol" Once you've done that it should work. I've found performance to be significantly better as well.Back to index
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Content-Description: E.3. Win95 does not honor LAN Manager security, other incompatibilities. Date: Tue, 19 Sep 1995 10:18:27 -0400 From: Rich Graves <llurch@networking.stanford.edu>
Message-Id: <199509191418.KAA24698@io.org> To: win95netbugs@lists.Stanford.EDU From: mnewton@io.org (Malcolm Newton) >Subject>: win95 and Lan Manager seriuos security problems Win 95 does not seem to respect share level security on Lan Manager servers plus there seems to be a bug that only displays 6 folders/files within any other folder/sub-folder. We will switch to user level security and test this over the next couple of days. Malcolm Newton President mnewton@io.org http://www.io.org/~mnewton VisiSoft Corp 2145 Dunwin Dr unit 11, Mississauga,Ont. Can L5L 4L9 (905) 607 6263 (905) 607 6122 faxBack to index
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Content-Description: E.4. With ODI drivers, adding an NDIS 3.1 protocol does not add frame type to NET.CFG. Date: Tue, 10 Oct 1995 10:18:27 -0400 From: Rich Graves <llurch@networking.stanford.edu>You need to add frame types (like ETHERNET_II, ETHERNET_SNAP) manually. See article Q124848 in the Microsoft Knowledge Base.
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Content-Description: E.5. How can I hide the Network Neighborhood icon? Date: Tue, 10 Oct 1995 10:18:27 -0400 From: Rich Graves <llurch@networking.stanford.edu>You set a user restriction in Policy Editor. For more information, see the Resource Kit or http://www.ocf.berkeley.edu/~daaron/win95ann.html.
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Content-Description: E.6. How can I hide the Inbox icon? Date: Tue, 10 Oct 1995 10:18:27 -0400 From: Rich Graves <llurch@networking.stanford.edu>You set a user restriction in Policy Editor. For more information, see the Resource Kit or http://www.ocf.berkeley.edu/~daaron/win95ann.html.
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Content-Description: E.7. How can I get rid of the Microsoft Network icon? Date: Tue, 10 Oct 1995 10:18:27 -0400 From: Rich Graves <llurch@networking.stanford.edu>In theory, you just open the Add/Remove Programs control panel, select Windows Setup, and uncheck The Microsoft Network. However, this doesn't always work. One thing you can try is reinstalling MSN, then trying to delete it. For more information, see the Resource Kit or http://www.ocf.berkeley.edu/~daaron/win95ann.html.
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Content-Description: E.8. How can I get Exchange to work like a normal Internet mail client? Date: Tue, 10 Oct 1995 10:18:27 -0400 From: Rich Graves <llurch@networking.stanford.edu>Exchange has the following idiosyncrasies that make it a poor Internet mail client:
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Content-Description: E.9. I increased the scrollback buffer size in telnet and now it doesn't work -- no menus even. Date: Sat, 7 Oct 1995 15:45:42 GMT From: ramesh@scr.siemens.com (Ramesh Viswanathan) Newsgroups: comp.os.ms-windows.win95.misc Mike DeMarco (demarco@eniac.seas.upenn.edu) wrote: : I was trying to up the buffer size in the telnet program that comes with : Win95 and apparently set it too high. Now when I start the program, all : that comes up is the title bar of the window. I can't get back to the menu : settings menu because of this. As a result, I can't set the buffer to its : original size. Is there some kind of configuration file that I can edit or : something to reset the buffer to 25 and get the program working again? Yes, I had encountered this problem very early in the Beta, and microsoft is aware of this problem. I have been able to reset it using the registry as follows: 1. Start Regedit and search for the Key word Telnet 2. Stop when you find the key: \HKEY_CURRENT_USER\Software\Microsoft\Telnet 3. On the Right hand Window Pane, double click on the Item that says Rows 4. On the Dialog Windows that comes up Choose the Decimal Radio Button and enter the value you want, 5. Of course exit out of the registry.Back to index
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Content-Description: E.10. Microsoft Office 4.3 leaves a file open, preventing proper Windows shutdown. Date: Tue, 10 Oct 1995 10:18:27 -0400 From: "Peter Watt (Comtex)" <PETERW@RC.COMTEX.synet.net.nz>Microsoft Office 4.3 leaves the file dialog.fon open when it closes. Win95 does not like this, and refuses to shut down.
Microsoft sources confirm that this is a problem with Win95 and Microsoft Office. Workarounds:
A.Admin|B.IPX/SPX|C.TCP/IP|D.Dialin|E.Misc|F.Windows|G.Hardware
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Content-Description: F.1. If your Windows NT client is unable to connect to a Windows 95 server. Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>From article Q131675 in the Microsoft Knowledge Base:
The password encryption method used by Windows NT is different from the method used by Windows 95.
You may be able to work around this problem by using one of the following methods:
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Content-Description: F.2. Incomplete Domain Listing on Large Networks. Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>From article Q135279 in the Microsoft Knowledge Base:
When you are browsing the network, Windows 95 stores the domain names in a table that is limited to 64K in size. When this table is full, no more domains are displayed.
In addition, many WINS servers have a known problem that causes them to report that domains exist, even after these domains have been removed from the network. On large networks, or on networks where domains are frequently removed shortly after they are created, this problem may prevent domains that currently exist on the network from being displayed in Network Neighborhood.
Microsoft has confirmed this to be a problem in Microsoft Windows 95. We are researching this problem and will post new information here in the Microsoft Knowledge Base as it becomes available.
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Content-Description: F.3. No Support for "Connect As" Option Like in Windows NT. Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>From article Q126573 in the Microsoft Knowledge Base:
Microsoft Windows NT has an option that lets you connect to a network resource as someone else. This option uses a Connect As box in the Connect Network Drive dialog box.
Microsoft Windows 95 does not have such an option in its Map Network Drive dialog box. The only way to connect to a network resource as someone else in Windows 95 is to log off and then log back on as a different user.
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Content-Description: F.4. How do I get Win95 to honor NT %USERNAME%? Date: Sun, 01 Oct 1995 13:03:42 GMT From: johnr@ids.net (John Robinson) Newsgroups: comp.os.ms-windows.win95.misc Message-ID: <44m359$g82@paperboy.ids.net> >Date: Sun, 10 Sep 95 11:00:40 PDT >From: Scott McArthur <scottmca@microsoft.com> >To: win95netbugs-owner@lists.stanford.edu >Subject>: RE: Win 95 and NT server > > Tony Chandler <T.Chandler@blds.canterbury.ac.nz> wrote: >>I have a NT 3.51 server. I have set up users with a home directory >>in there user profile. I have also got a logon script that sets up >>drives using %USERNAME%. >>Windows 95 clients logging into the NT server canot see there home >>directory or the drives setup with the %username%, username is >>undefined. Has any body got this going? > >This is a resource kit documentation error. Windows 95 does not support >these variables. Only supported by NT workstations. NT sets these >variables on boot whereas Win95 does not. At a NT box do a set at a >command prompt and you will see all these variables. You can set a home >directory in user manager by setting "connect to" to a \\server\share >designation and on the 95 client doing a > >net use h: /home > >the h drive will then be mapped. It will not be the default directory >apps will save to though. I am using %username% but it took a lot of digging. You need two programs-PUTINENV and WINSET (on the win95 CD). I am using NT server with a logon script. The game is to get the environment variables of the user who just logged on using PUTINENV L and then to put this info into the Win95 master environment with WINSET. You then can map a drive to the user's home directory and have all the benefits of the %username% variable. Below is my login script -- hope this helps. if %os%==Windows_NT goto END \\server\netlogon\putinenv L \\server\netlogon\winset username=%username% net use f: /home \\server\netlogon\winset eudora=f:\%username% :END John Robinson <johnr@ids.net>Back to index
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Content-Description: F.5. WFW machines can't log on to Win95 machines with access list from another domain. Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>If a Windows for Workgroups machine is logged on to an NT server in one domain, it cannot log on to a Win95 machine with user-level access control specifying an NT server in another domain. See article Q125925 in the Microsoft Knowledge Base.
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Content-Description: F.6. Troubleshooting Browsing with Client for Microsoft Networks. Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>Article Q134304 in the Microsoft Knowledge Base gives some tips for what to try when browsing in the Network Neighborhood works.
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Content-Description: F.7. Can I log on to multiple NT domains? Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>A corollary to F.3. is that you can't. Don't bother making sure your password is the same in both domains -- it won't work. Credit Tom Walker <tom.walker@labatt.com> and the other fine folks on win95netbugs for trying every conceivable workaround. You need to log off and log on again as another user.
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Content-Description: F.8. Error Message: "VNETSUP: Error 6102" (WORKGROUP corruption) Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>You might get this error because Windows 95 has corrupted your workgroup name. Open the network control panel and enter it again. Microsoft has confirmed that this is a problem in Windows 95. See article Q126569 in the Microsoft Knowledge Base.
A.Admin|B.IPX/SPX|C.TCP/IP|D.Dialin|E.Misc|F.Windows|G.Hardware
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Content-Description: G.1. NE4100 Incompatibility. Date: Sun, 17 Sep 1995 16:49:46 -0700 From: Nick Sayer <nsayer@quack.kfu.com>The NE4100 PCMCIA card is not compatable with win95, despite being on the HCL. Here's the story:
What I believe is happening is that the NE4100 "support" simply is to just run with an NE2000 driver when you see an NE4100. This is not quite the correct thing to do.
Real NE2000 cards have a small ROM in their I/O space that contains the Ethernet address. A PCMCIA card has to have about a K of attribute ROM located elsewhere anyway in order to describe the card to the card-n-socket services. The folks who make PCMCIA NE2000 cards didn't bother to put the extra Ethernet address ROM in the I/O space as well, they simply placed the Ethernet address in the attribute ROM (usually at 0xff0) and left it up to the enabler or driver to do the right thing.
win95 does not do the right thing. It will use ff:ff:ff:ff:ff:ff as the Ethernet address for an NE4100. I reported this to the $35 tech support line and even more detail than the above paragraph. I told them exactly how a PCMCIA NE2000 differs from a real one. I even gave them tcpdump logs showing them the bogus packets (oh, by the way, the first thing win95 TCP does is send out an arp packet asking for its own Ethernet address. That's right: "arp: who is win95, tell win95"). I have not heard back from them.
[Moderator's addendum: the arp is a way of avoiding duplicate IP addresses. I think this is a Good Thing. As of October 1, 1995, Nick had still not heard back from Microsoft, the NE4100 was still on the Hardware Compatibility List, and the MS technical support lines were unaware of the problem.]
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Content-Description: G.2. Eagle NE200T PCMCIA NE200.COM ODI Driver Does Not Work. Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>If you have problems with such a card, get updated information from article Q132787 in the Microsoft Knowledge Base.
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Content-Description: G.3. IBMODISH.COM Causes Windows 95 to Exit at Startup. Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>Using the similar SMC8000.COM driver might solve the problem. See article Q130339 in the Microsoft Knowledge Base.
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Content-Description: G.4. 3Com 3C5x9 EtherLink III "Plug and Play" problems. Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>The otherwise excellent 3Com 3C5x9 EtherLink III card, one of the early adopters of plug-and-play technology, has a rather whimsical PnP implementation that to date has failed to work on any PC of our acquaintance. The solution has been to run the DOS configuration utility to disable Plug and Play. Since Win95 will usually detect and configure the card successfully without PnP active, you don't lose anything.
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Content-Description: G.5. MS Client and PC/NFS conflict on some Xircom/IBM/Cabletron adapters. Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>From article Q130651 in the Microsoft Knowledge Base:
A Windows 95 computer running SunSoft's PC-NFS version 5.x and the Microsoft Client for Microsoft Networks may not be able to see shared resources on a PC-NFS server or an SMB server running the NetBEUI protocol.
This problem occurs because of a conflict between the NDISHLP.SYS driver used by VREDIR and the PCNFS.SYS driver supplied by SunSoft for their PC-NFS client. The conflict causes network packets to be forwarded incorrectly, so no packets are broadcast on the network.
This problem affects only certain PCMCIA and Cabletron network adapters. The following network adapters are known to exhibit this behavior:
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Content-Description: G.6. Errors and retransmissions with a SoundBlaster installed. Date: Tue, 10 Oct 1995 00:00:00 -0700 From: Rich Graves <llurch@networking.stanford.edu>Creative Labs has released a new driver to address general multitasking problems that cause data corruption and retransmission problems for both modem and LAN connections. Not sure where to get the new driver, though... please mail win95netbugs-owner@lists.stanford.edu if you know.
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A.Admin|B.IPX/SPX|C.TCP/IP|D.Dialin|E.Misc|F.Windows|G.Hardware
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Rich Graves <llurch@networking.stanford.edu>
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