H3C S3100 Series Command Manual page 1188

Default Level
2: System level
Parameters
service-instance instance-id: Specifies the service instance ID, ranging from 1 to 32767.
mep mep-id: Specifies the ID of a MEP, ranging from 1 to 8191.
Description
Use the display cfd linktrace-reply command to display the LTR information received by a MEP.
Note that:
If this command is used without specifying MEP, the information of LTRs of all MEPs in the current
service instance is displayed.
If this command is used without specifying any service instance, the information of LTRs of all
MEPs is displayed.
Examples
The output information varies as different CFD protocol versions are used.
# Display the LTR information saved on all the MEPs in every service instance when the standard
version of IEEE 802.1ag is used.
<Sysname> system-view
[Sysname] cfd version standard
[Sysname] display cfd linktrace-reply
Service instance: 1
MAC Address
0000-FC00-6505
000F-E269-A852
0000-FC00-6508
Service instance: 2
MAC Address
0000-FC00-6508
# Display the LTR information saved on all the MEPs in every service instance when IEEE 802.1ag
draft5.2 is used.
<Sysname> system-view
[Sysname] cfd version draft5
[Sysname] display cfd linktrace-reply
Service instance: 1
MAC Address
00E0-FC27-6502
00E0-FC00-6510
00E0-FC52-BAA0
Service instance: 2
MEP ID: 1003
TTL Last MAC
63 0000-FC00-6504
62 0000-FC00-6505
61 000F-E269-A852
MEP ID: 1023
TTL Last MAC
61 000F-E269-A852
MEP ID: 1003
TTL Forwarded
63 Yes
62 Yes
61 No
MEP ID: 1023
1-13
Relay Action
MPDB
FDB
Hit
Relay Action
Hit
Relay Action
Found
Found
None