With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgrtInstNumberDestinations
Cisco IP Transfer Point GRT Inst Number Destinations
1.3.6.1.4.1.9.9.334.1.2.1.1.6
The number of destination in the cgrtDestTable Table.
Back to CISCO-ITP-GRT-MIB MIB page.
IPHost Network monitor allows you to monitor cgrtInstNumberDestinations 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.