With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cGtpPathFailLocalDelPDPs
Cisco GPRS Tunneling Protocol Path Fail Local Del PD Ps
1.3.6.1.4.1.9.9.188.1.3.4.1.23
This object represents the number of PDPs deleted locally because of path failure.
Back to CISCO-GTP-MIB MIB page.
IPHost Network monitor allows you to monitor cGtpPathFailLocalDelPDPs on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.