With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgsccpInstUDTSMsgsAttempted
Cisco GSCCP Inst UDTS Msgs Attempted
1.3.6.1.4.1.9.9.335.1.2.1.1.6
This counter is incremented every time a unitdata service (UDTS) message attempted, but may or may not be sent. The actual number of unitdata service (UDTS) message sent is reflected in the cgsccpInstUDTSMsgsSent object.
Back to CISCO-ITP-GSCCP-MIB MIB page.
IPHost Network monitor allows you to monitor cgsccpInstUDTSMsgsAttempted on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.