Configuring Ldp Loop Detection - H3C S9500 Series Operation Manual

Operation Manual – MPLS Basics
H3C S9500 Series Routing Switches
Specify the label retention
mode
Enable label
readvertisement for DU
mode
Set the interval for label
readvertisement in DU
mode

1.7.8 Configuring LDP Loop Detection

Follow these steps to configure LDP loop detection:
Enter system view
Enable LDP capability
and enter MPLS LDP view
Enable loop detection
Set the maximum hop
count for loop detection
Set the path vector
maximum hop count
Note:
Changing of the loop detection configuration does not affect the existing LSPs.
Caution:
You must enable loop detection before enabling LDP capability on any interface.
To do...
label-retention { liberal |
conservative }
du-readvertise
du-readvertise timer
value
To do...
system-view
mpls ldp
loop-detect
hops-count hop-number
path-vectors pv-number
Chapter 1 MPLS Basics Configuration
Use the command...
Use the command...
1-25
Remarks
Optional
liberal by default
Note that you must reset
LDP sessions for the
configuration to take
effect.
Optional
Enabled by default
Optional
30 seconds by default
Remarks
—
Required
Required
Disabled by default
Optional
32 by default
Optional
32 by default