Carrier Access Access Bank II SNMP, Installation And User Manual

Page: 132 / 180

Illustrations of Loops and Self-Tests
9/24/01 12-11
12.9.10 V.35 Network Loopback
Figure 12-10: V.35 Network Loopback
12.9.11 Sending V.54 Loopback
Figure 12-11: Sending V.35 Loopback
Voice
Channels
V.35
Data
DS-1 Network
V.35 Network Loop
Loops at local V.35 port (location),
Check for sync and errors at remote data port, without
BERT.
Commands:
v35 v1 network line
loop none
V.54 Loop Up
V.35 Data
Application or
BER Tester
Voice
Channels
V.35
Data
DS-1 Network
Send V.54 Loop
Local unit sends V.54 loop up code, loop occurs at remote
data port.
Check for errors on local data port, with or without BERT.
Commands:
v35 v1 send loopup
v35 v1 send network qrss
v35 v1 send off
v35 v1 send loopdown
V.54 Loop Up
Code
V.35 Data
V.54 Loop Up
Code