Service IronWare Administration Guide (Supporting R05.6.00) User Manual

180 Multi-Service IronWare Administration Guide
53-1003028-02
Monitoring the status of devices in a VPLS network in a Provider’s Maintenance Domain
6
Hitless upgrade support
Hitless upgrade support for IEEE 802.1ag over VLL is similar to IEEE 802.1ag hitless upgrade
support for VLAN or VPLS.
Monitoring the status of devices in a VPLS network
in a Provider’s Maintenance Domain
CFM provides capabilities to detect, verify, and isolate connectivity failures.
NOTE
When configuring 802.1ag over VPLS, if the VPLS endpoint is deleted from the configuration, the
MEP configuration is deleted under CFM without warning.
In the Figure 13, CFM is applied over a VPLS network; ports 1/2 and 1/3 are customer facing
networks; and port 1/1 is an uplink to a VPLS cloud.
FIGURE 13 VPLS cloud with CFM enabled