Configuring Lb On Meps; Configuration Prerequisites; Configuration Procedure; Configuring Lt On Meps - 3Com 4500G Family Configuration Manual

To do...
Enable CCM sending on a MEP
The relationship between the interval field value in the CCM messages, the interval between CCM
messages and the timeout time of the remote MEP is illustrated in
Table 1-2 Relationship of the interval field value, the interval between CCM messages and the timeout
time of the remote MEP
The interval field value
4
5
6
7
On different devices, the MEPs belonging to the same MD and MA should be configured with the same
time interval for CCMs sending.

Configuring LB on MEPs

The LB function can verify the link state between two ends after CC detects a link fault.

Configuration Prerequisites

Before configuring this function, you should first complete the MEP and MIP configuration tasks.

Configuration Procedure

Follow these steps to configure LB on MEP:
To do...
Enter system view
Enable LB

Configuring LT on MEPs

LT can trace the path between the specified MEP and the target MEP, and can also locate link faults by
sending LT messages automatically. The two functions are implemented in the following way:
Use the command...
cfd cc service-instance
instance-id mep mep-id
enable
The interval between CCM
messages
1 second
10 second
60 seconds
600 seconds
Use the command...
system-view
cfd loopback service-instance instance-id mep
mep-id { target-mep target-mep-id | target-mac
mac-address } [ number loopback-number ]
1-8
Remarks
Required
Disabled by default
Table 1-2.
The timeout time of the
remote MEP
3.5 seconds
35 seconds
210 seconds
2100 seconds
Remarks
—
Required
Disabled by default