9-8
Cisco MGX 8850 Routing Switch Command Reference
Release 2.0, Part Number 78-10467-04 Rev C0, October 2001
Chapter 9
Troubleshooting Commands
addlnloop
addlnloop
Add Line Loop
Specifies a loopback state for a line on the current service module.
Note
Before you can change the loopback type for an existing loopback, you must first delete the loopback
by executing dellnloop or just addlnloop with the No loopback mode.
Cards on Which This Command Runs
AXSM
AXSM Syntax
addlnloop <-ds3 | -sonet bay.line> <-lpb loopback type>
Note
For AXSM cards, the keyword ds3 applies to both T3 and E3 line types.
AXSM Syntax Description
Related Commands
dellnloop
Attributes
Example
Adding a DS3 line in a loopback state.
MGX8850.1.11.AXSM.a > addlnloop -ds3 1.1 -lpb 2
-ds3
-sonet
Specifies a DS3 line (E3 or T3) or a SONET line (OC-3c, OC-12c, OC-48c).
bay.line
Identifies the bay (1 or 2) and the number of the line. The line number can be 1 to the
highest numbered line on the back card.
-lpb
Specifies the loopback type for the line type. The entry for no loopback (1) removes
any existing loopback.
1 = No loopback
2 = Local loopback
3 = Remote loopback
Log: log
State: active
Privilege: GROUP1