With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cpwVcLocalIfString
Cisco Pseudo Wire Vc Local If String
1.3.6.1.4.1.9.10.106.1.2.1.14
Each VC is associated to an interface (or a virtual interface) in the ifTable of the node as part of the service configuration. This object defines if the maintenance protocol will send the interface's name as appears on the ifTable in the name object as part of the maintenance protocol. If set to false, the optional element will not be sent.
Back to CISCO-IETF-PW-MIB MIB page.
IPHost Network monitor allows you to monitor cpwVcLocalIfString on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.