L
ONG
-R
EACH
E
THERNET
C
OMMANDS
29-31
Command Mode
Interface Configuration (VDSL Port)
Command Usage
Use this command to troubleshoot VDSL connection or perfor mance
problems.
Example
lre auto-retraining
This command initiates automatic retraining to find the optimal
transmission rate when the switch re-establishes the link to a port. Use the
no form to disable this feature.
Syntax
[no] lre auto-retraining
Default
Enabled
Command Mode
Global Configuration
Command Usage
When auto-retraining is enabled and the link to a port drops, that port
will automatically enter retraining and connect at the optimum rate
based on the bounds defined by the lre datarate command
(page29-26) .
If auto-retraining is not enabled, the link can only be brought up by
manually by entering the lre retraining command (page 29-32) after
the link to a port drops.
Example
Console(config)#interface ethernet 1/1
Console(config-if)#lre reset remote
Console(config-if)#lre reset local
Console(config-if)#
Console(config)#lre auto-retraining
Console(config)#