With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgrtOrigOctets
Cisco IP Transfer Point GRT Orig Octets
1.3.6.1.4.1.9.9.334.1.2.5.1.3
The number of incoming octets from this origination.
Back to CISCO-ITP-GRT-MIB MIB page.
IPHost Network monitor allows you to monitor cgrtOrigOctets 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.