HP 7500 Series High Availability Command Reference page 46

Syntax
display cfd linktrace-reply auto-detection [ size size-value ] [ | { begin | exclude | include }
regular-expression ]
Views
Any view
Default command level
1: Monitor level
Parameters
size size-value: Specifies the times of recent auto-detections, ranging from 1 to 100.
|: Filters command output by specifying a regular expression. For more information about regular
expressions, see Fundamentals Configuration Guide.
begin: Displays the first line that matches the specified regular expression and all lines that follow.
exclude: Displays all lines that do not match the specified regular expression.
include: Displays all lines that match the specified regular expression.
regular-expression: Specifies a regular expression, a case-sensitive string of 1 to 256 characters.
Usage guidelines
These LTR messages received as responses to automatically sent LTMs are stored in the buffer after you
executed the cfd linktrace auto-detection command.
With the size keyword not specified, this command displays the information of all LTRs stored in the
buffer.
Examples
# Display the contents of the LTRs received as responses to the LTMs automatically sent when the standard
version (IEEE 802.1ag) of CFD is used.
<Sysname> system-view
[Sysname] cfd version standard
[Sysname] display cfd linktrace-reply auto-detection
Service instance: 1
Target MEP ID: 2005
MAC Address
0000-FC00-6505
000F-E269-A852
0000-FC00-6508
Service instance: 2
Target MEP ID: 2025
MAC Address
0000-FC00-6508
# Display the contents of the LTRs received as responses to the LTMs automatically sent when the IEEE
802.1ag draft5.2 version of CFD is used.
<Sysname> system-view
[Sysname] cfd version draft5
[Sysname] display cfd linktrace-reply auto-detection
Service instance: 1
Target MEP ID: 2005
MEP ID: 1003 Time: 2009/05/22 10:43:57
TTL: 64
TTL Last MAC
63 0000-FC00-6504
62 0000-FC00-6505
61 000F-E269-A852
MEP ID: 1023 Time: 2009/05/22 10:44:06
TTL: 64
TTL Last MAC
61 000F-E269-A852
MEP ID: 1003 Time: 2009/05/22 10:43:57
TTL: 64
40
Relay Action
MPDB
FDB
Hit
Relay Action
Hit