Nortel Networks 1000 - Manual (Page 650)

650 NT8D15 E and M Trunk card
•
4-wire, DX signaling (see Figure 214 "4-wire DX signaling" (page 652) )
• paging trunk operation (see Figure 215 "Paging trunk operation" (page
653) ) with support access by low-resistance path at the PG/A1 leads
Note: Paging end-to-end signaling is not supported.
Figure 212
E and M Type I signaling
Figure 213
E and M Type II signaling
The functions provided by each unit on the E and M Trunk card include
2-wire signaling, 4-wire signaling, and paging operation as follows:
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 02.06 Standard
27 August 2008
Copyright © 2003-2008 Nortel Networks
.