With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgrtDestMSUsIn
Cisco IP Transfer Point GRT Dest MS Us In
1.3.6.1.4.1.9.9.334.1.2.2.1.8
The number of MSUs that arrived to this signalling point bound for this destination. This includes the received as well as blocked MSUs.
Back to CISCO-ITP-GRT-MIB MIB page.
IPHost Network monitor allows you to monitor cgrtDestMSUsIn on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.