Nortel Networks Companion MICS-XC - Manual (Page 68)

62 / Programming
MICS-XC Norstar-Companion Installer Guide P0881594 Issue 01
an extension number is still available before registering a
portable telephone to it.
If the extension number shows a status of Available, that
extension number is ready for registering a Companion
portable telephone.
If the extension number shows a status of Registered, a
Companion portable telephone is already registered to that
extension number. In this case, you can either pick a different
extension number, or de-register the current portable
telephone. You must perform deregistration at the portable and
in either an Installer or System Coordinator programming
session.
Press
≠ to view registered and available DNs.
Note: The DN range 637 to 696 can be used by either portable
telephones or ISDN S-loops. You can assign all 60 of
the DNs to S-loops and none to portable telephones.
You can assign up to 30 DNs to portable telephones,
leaving 30 for S-loops. Within these two limits you can
choose a combination of ISDN and portable telephone
DNs. For more information, refer to Modular ICS
Installer Guide.
Deregistering a portable
Deregister an extension number when:
• the portable must be replaced due to loss or breakage
• the portable’s owner departs and you want to assign the
handset to someone else with a different telephone number
Press
≠ and DEREG to deregister a DN.
p0881594.book Page 62 Tuesday, August 25, 1998 3:59 PM