With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmiHaMobNetAddress
Cisco Mobile IP Ha Mob Net Address
1.3.6.1.4.1.9.9.174.1.2.3.2.1.2
IP address of the mobile network. Only IPv4 addresses are supported.
Back to CISCO-MOBILE-IP-MIB MIB page.
IPHost Network monitor allows you to monitor cmiHaMobNetAddress 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.