With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cvpdnTunnelAttrSourceIpAddress
cvpdn Tunnel Attr Source Ip Address
1.3.6.1.4.1.9.10.24.1.2.2.1.14
The source IP address of the tunnel. This IP address is the user configurable IP address for Stack Group Biding Protocol.
Back to CISCO-VPDN-MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor cvpdnTunnelAttrSourceIpAddress on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.