Nortel Networks 1000 User Manual
Page 309

Applications
309
Similarly, use the LEI to provide a connection between the system and a
remote Norstar system. See
Figure 82 "LEI connection to Norstar system"
. In this case, channel banks are not required if the Norstar
system is equipped with an E1 interface.
Note:
Consider LEI audio levels when determining the appropriateness
of an application.
Figure 82
LEI connection to Norstar system
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311
02.06
Standard
27 August 2008
Copyright © 2003-2008 Nortel Networks
.