With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmmcaNextNodeIpAddr
Cisco Multi-Modal Contact Applications Next Node Ip Address
1.3.6.1.4.1.9.9.664.1.1.14.1.5
This object identifies ip address of the neighbouring node connected to the device. The type of address for this is identified by cmmcaNextNodeIpAddrType.
Back to CISCO-MMODAL-CONTACT-APPS-MIB MIB page.
IPHost Network monitor allows you to monitor cmmcaNextNodeIpAddr on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.