With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cpimExtNbrSecAddress
cpim Ext Neighbor Sec Address
1.3.6.1.4.1.9.10.120.1.1.3.1.1
The Secondary Inetddress of the PIM Neighbor. Type of InetAddress presented in this object is same as that of cPimNbrAddressType in INDEX clause
Back to CISCO-IETF-PIM-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cpimExtNbrSecAddress on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.