Cisco Systems A9014CFD manual Configuring a Port MEP, Service ma-name ma-number vpn-id port, 10-14

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Chapter 10 Configuring Ethernet OAM

Configuring a Port MEP

A port MEP is a down MEP that is not associated with a VLAN and that uses untagged frames to carry CFM messages. You configure port MEPs on two connected interfaces. Port MEPs are always configured at a lower domain level than native VLAN MEPs.

Complete the following steps to configure Ethernet CFM port MEPs:

 

Command

Purpose

Step 1

 

 

configure terminal

Enter global configuration mode.

Step 2

 

 

ethernet cfm domain domain-namelevel level-id

Define a CFM domain, set the domain level, and enter

 

 

ethernet-cfm configuration mode for the domain. The

 

 

maintenance level number range is 0 to 7.

Step 3

 

 

service {ma-name ma-number vpn-id}port

Define a customer service maintenance association name

 

 

or number or VPN ID to be associated with the domain,

 

 

define a port MEP, and enter ethernet-cfm-service

 

 

configuration mode.

 

 

ma-name—a string of no more than 100 characters that

 

 

identifies the MAID.

 

 

ma-number—a value from 0 to 65535.

 

 

vpn-idvpn—enter a VPN ID as the ma-name.

Step 4

 

 

mep mpid identifier

Define the static remote maintenance end point identifier in

 

 

the domain and service. The range is 1 to 8191

Step 5

 

 

continuity-check

Enable sending and receiving of continuity check

 

 

messages.

Step 6

 

 

continuity-check interval value

(Optional) Set the interval at which continuity check

 

 

messages are sent. The available values are 100 ms,

 

 

1 second, 10 seconds, 1 minute and 10 minutes. The default

 

 

is 10 seconds.

 

 

Note Because faster CCM rates are more CPU-intensive,

 

 

we do not recommend configuring a large number

 

 

of MEPs running at 100 ms intervals.

Step 7

 

 

continuity-check loss-threshold threshold-value

(Optional) Set the number of continuity check messages to

 

 

be missed before declaring that an MEP is down. The range

 

 

is 2 to 255; the default is 3.

Step 8

 

 

continuity-check static rmep

Enable checking of the incoming continuity check message

 

 

from a remote MEP that is configured in the MEP list.

Step 9

 

 

exit

Return to ethernet-cfm configuration mode.

Step 10

 

 

exit

Return to global configuration mode.

Step 11

 

 

interface interface-id

Identify the port MEP interface and enter interface

 

 

configuration mode.

 

 

 

 

Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide

10-14

OL-23826-09

Page 184
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Cisco Systems A9014CFD manual Configuring a Port MEP, Service ma-name ma-number vpn-id port, 10-14