With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cGtpVersionChanges
Cisco GPRS Tunneling Protocol Version Changes
1.3.6.1.4.1.9.9.188.1.3.4.1.28
This object represents the number of GTP version changes occurred on a SGSN path. Trigger condition: The counter is incremented when GGSN receives create request for version1 PDP, which exists on GTP version0 path.
Back to CISCO-GTP-MIB MIB page.
IPHost Network monitor allows you to monitor cGtpVersionChanges 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.