First, turn on the phone. Unlock it if neccessary, and choose which NAM to use ([Function] 7 {NAM number}). Then lock the phone ([Function] [Lock]). Turn the phone off then on again, enter #626#7764726 (spells out #NAM#PROGRAM) within ten seconds. Hold the * key until the tone stops.
362 (Commander) and 362A (Commander II)
364 (Commander IIx) and 170 portable
364A (SST, LT, FX, DX, and XL)
Only real hard-core hackers would be interested in this prom dump.