Cisco MGX 8850 Command Reference Manual page 625

Chapter 9 Troubleshooting Commands
vci
loopback
mode
Related Commands
delchanloop, dspchanloop
Tabulates
Log: log
Example
Add a loopback on the connection with VPI/VCI of 1 50 on logical port 4. No message is returned unless
an error occurs in command execution (such as an attempt to add a channel loopback to a connection
that already has a loopback).
pop20two.1.AXSM.a > addchanloop 4 1 50
Check for the presence of the loopback by displaying all channel loopbacks on port 4.
pop20two.1.AXSM.a > dspchanloop 4
Port
4
Release 2.0, Part Number 78-10467-04 Rev C0, October 2001
The VCI of the connection. The range is 32–65535.
The mode of the loopback is the direction.
• 1 = the ingress direction.
• 2 = the egress direction.
State: active, standby
Type lVPI
igrLpbk 1
Privilege: SERVICE_GP
lVCI rVPI rVCI
50 0 35
Cisco MGX 8850 Routing Switch Command Reference
addchanloop
9-7