Applications – Nortel Networks 1000 User Manual
Page 713
Applications
713
See
Table 281 "Pad switching algorithm" (page 711)
for the pad switching
control for the various through connections and the actual port-to-port
loss introduced for connections between the E and M Trunk card and any
other IPE port designated as Port B.
Figure 242 "Pad orientation" (page
shows the pad switching orientation.
Table 282
Pad switching algorithm
Port B pads
E and M Trunk Pads
Port-to-port loss (dB)
Port B
Transmit
D to A
Receive
A to D
Transmit
D to A
Receive
A to D
Port B to
E and M
E and M to
Port B
IPE line
N/A
N/A
Out
In
2.5
3.5
Universal
trunk (TRC)
Out
Out
In
In
0
0
IPE tie (VNL)
In
Out
In
Out
0
0
PE line
N/A
N/A
Out
In
3.0
4.0
PE CO/FX/W
ATS (TRC)
Out
Out
In
In
0
0
PE tie
Out
Out
In
In
0
0
Note: Transmit and receive designations are from and to the CS 1000. Transmit is from the CS
1000 to the external facility (digital-to-analog direction in the E and M Trunk card). Receive is to the
CS 1000 from the external facility (analog-to-digital direction in the E and M Trunk card).
Figure 242
Pad orientation
Applications
The optional applications, features and signaling arrangements for each
trunk are assigned through unique route and trunk data blocks. Refer to
Features and Services (NN43001-106-B) for information about assigning
features and services to trunks.
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311
02.06
Standard
27 August 2008
Copyright © 2003-2008 Nortel Networks
.