1010 Menu Access Translator - Gateway

Gateway Service is an optional Public Packet Switched Network (PPSN) service
that provides a directory of information providers.  

Generic Name of ONA Service 		Product Name		BSE or CNS
===========================================================================
Menu Access Translator	- Gateway	USW - Community Link	BSE

FEATURE OPERATION:
The PPSN Access Concentrator (AC) or ISDN Packet Handling Facility (PHF) should
provide the user with an abbreviated address for ESPs listed in the Gateway.  
Upon selection of the desired address, the Gateway will set up a call and route
the calling DTE (Data Terminal Equipment) or dialup computer to the ESP.  
Service capability and details of operation will vary in each regional Bell 
Operating Company.

TECHNOLOGICAL AND FEATURE INTERACTION CONSIDERATIONS:
1. The PPSN Access Concentrator (AC) should support X.25 and asynchronous
   direct and dialup interfaces.

2. The ISDN Packet Handling Facility (PHF) should support X.25 direct
   access interface to the user and X.75 to the PPSN.

3. The PPSN should support X.75 to the IC/ESP.

4. References:
   o PPSNGR TR-TSY-301, Issue 2, December 1988.  X.75 access will be in 
     conformance with Bell Communications Research Technical Reference 
     TR-NPL-000065.

This service, if offered as a BSE, is associated with the Packet Switched X.25 
and X.75 basic serving arrangements.
