Foundry NetIron M2404C and M2404F Metro Access Switches
Network Administration Tools (Rev. 03)
802.1ag Connectivity Fault Management (CFM)
© 2008 Foundry Networks, Inc.
Page 109 of 155
timeout
<
timeout
>
(Optional). Specifies the timeout used to wait for linktrace reply
(LTR). The default value is 2 seconds.
ttl
<
TTL
>
(Optional). Specifies the initial TTL field value in the range <1-100>.
Example 1
device-name#
cfm linktrace domain d7 ma ma7 mep 55 target-mep 44 ttl 63
Tracing link from 55 to mep-id 44 (00:12:F2:12:34:22)
Sending Linktrace Message
Waiting to receive Linktrace Replies
Reply with ttl 63 transID 7677 from 00:12:F2:10:22:22 (5 ms)
Found target MAC in FDB
Forwarded through MAC 00:12:F2:10:22:27 of Port 1/1/10
Reply with ttl 62 transID 7677 from 00:12:F2:12:34:22 (5 ms)
Done.
Linktrace statistics :
TTL 63 : MAC 00:12:F2:10:22:22 (0.005s)
>TTL 62 : MAC 00:12:F2:12:34:22 (0.005s)
Example 2
device-name#
cfm linktrace domain d4 ma ma4 mep 10 target-mip
00:12:F2:11:12:12
Tracing link from 10 to MAC 00:12:F2:11:12:12
Sending Linktrace Message
Waiting to receive Linktrace Replies
Reply with ttl 63 transID 32302 from 00:12:F2:11:12:12 (5 ms)
Done.
Linktrace statistics :
>TTL 63 : MAC 00:12:F2:11:12:12 (0.005s)
Sending Loopback Messages
The
cfm loopback
domain
command, in Privileged (Enable) mode, sends a loopback message to a
specific MEP or MIP in a specified domain.
Command Syntax
device-name#cfm loopback domain NAME ma MA NAME
{
mep <1-8191> | mip
HH:HH:HH:HH:HH:HH
}
[
number
<
number
>] [
delay
<
delay
>]
[
timeout
<
timeout
>]
[
size
<
size
>]
Argument Description
domain NAME
Specifies the maintenance domain to be used for a linktrace message.
ma MA NAME
Specifies the maintenance association to be used for a linktrace
message.
mep
<1-8191>
Specifies the Destination MEP ID in the specified range.
mip
HH:HH:HH:HH:HH:HH
Specifies the MAC address of the MIP linktrace destination.
timeout
<
timeout
>
(Optional). Timeout used to wait for linktrace reply (LTR). Optional
(Default 2 seconds)