Service Manual

Implementation Information
Because the S-Series has a single MAC address for all physical/LAG interfaces, only one MEP is allowed
per MA (per VLAN or per MD level).
Configuring the CFM
To configure the CFM, follow these steps:
1. Configure the ecfmacl CAM region using the cam-acl command.
2. Enable Ethernet CFM.
3. Create a Maintenance Domain.
4. Create a Maintenance Association.
5. Create Maintenance Points.
6. Use CFM tools:
a. Continuity Check Messages.
b. Loopback Message and Response.
c. Linktrace Message and Response.
Related Configuration Tasks
• Enable CFM SNMP Traps.
• Display Ethernet CFM Statistics.
Enabling Ethernet CFM
To enable the Ethernet CFM, use the following tasks.
1. Spawn the CFM process. No CFM configuration is allowed until the CFM process is spawned.
CONFIGURATION mode
ethernet cfm
2. Disable Ethernet CFM without stopping the CFM process.
ETHERNET CFM
disable
Creating a Maintenance Domain
Connectivity fault management (CFM) divides a network into hierarchical maintenance domains, as
shown in Maintenance Domains.
1. Create maintenance domain.
ETHERNET CFM mode
domain name md-level number
802.1ag
95