Nortel Meridian Meridian 1 Feature Description And Administration page 1579

Prompt Response
DNUM xx
- PORT xx
RLS xx
Feature operation
Description
Device number: physical port (odd) for D-channel on DCH,
physical card address for MSDL or DDCH.
Port number on MSDL or card
Release ID of the switch at the far end of the D-channel.
No specific operating procedures are required to use this feature.
International ISDN PRI Feature description and administration
Software Release ID Page 1579 of 1814