Enabling mpls trap, Displaying and maintaining mpls, Displaying mpls operation – H3C Technologies H3C SR8800 User Manual
Page 40
 
29
Step Command
Remarks
3.
Configure periodic tracert for
an LSP to the specified FEC 
destination. 
periodic-tracert 
destination-address mask-length 
[ -a source-ip | -exp exp-value | -h
ttl-value | -m wait-time | -t time-out 
| -u retry-attempt ] * 
Not configured by default
Enabling MPLS trap
If the MPLS trap function is enabled, trap packets of the notifications level will be generated to report
critical MPLS events. Such trap packets will be sent to the information center of the router. Whether and
where the packets will then be output depend on the configurations of the information center. For more 
information about the information center, see Network Management and Monitoring Configuration 
Guide. 
To enable the MPLS trap function: 
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enable the MPLS trap 
function. 
snmp-agent trap enable mpls
Disabled by default
NOTE:
For more information about the snmp-agent trap enable mpls command, see
Network Management and
Monitoring Command Reference.
Displaying and maintaining MPLS
Displaying MPLS operation
Task Command
Remarks
Display information about a 
specific or all interfaces with MPLS 
enabled.
display mpls interface [ interface-type 
interface-number ] [ verbose ] [ | { begin | 
exclude | include } regular-expression ]
Available in any view
Display information about the ILM 
table. 
display mpls ilm [ label ] [ verbose ] [ slot 
slot-number ] [ include text | { | { begin | 
exclude | include } regular-expression } ] 
Available in any view
Display the usage information of 
the specified or all labels. 
display mpls label { label-value1 [ to 
label-value2 ] | all } [ | { begin | exclude | 
include } regular-expression ]
Available in any view