Nortel 1000 Configuration Manual page 87

Calling from the SRG to the main office, in Normal Mode In this
scenario, a telephone registered at the SRG calls an SRG IP Phone and a
main office IP Phone registered to the main office. The WAN is up. SRG
analog phone calls an SRG IP Phone and a main office IP Phone registered
to the main office (Normal Mode).
SRG IP Phone and a main office IP Phone registered to the main office"
(page
Copyright © 2005-2007, Nortel Networks
.
88)shows this scenario.
Nortel Communication Server 1000
Main Office Configuration Guide for SRG 50
NN43001-307 02.02 Standard
Release 5.0 3 December 2007
Dialing plan examples 87
Figure 27 "SRG analog phone calls an