Nortel Networks SRG 50 NN43001-307 - Manual (Page 68)

68 Dialing Plan configuration
Figure 15
Normal Mode: SRG IP Phone makes a call over the PSTN
A telephone registered to the SRG calls another telephone registered
to the SRG
The SRG routes the call internally.
Local Mode: SRG telephone calls an SRG IP Phone The call is handled
by the SRG and is sent directly to the SRG IP Phone.
Local Mode: SRG telephone calls a main office telephone In this case,
the WAN or NRS is not accessible. Figure 16 "Local Mode: SRG telephone
calls a main office telephone" (page 69) shows how the call proceeds.
Nortel Communication Server 1000
Main Office Configuration Guide for SRG 50
NN43001-307 02.02 Standard
Release 5.0 3 December 2007
Copyright © 2005-2007, Nortel Networks
.