With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cGtpRoamingNonTrustedPDPs
Cisco GPRS Tunneling Protocol Roaming Non Trusted PD Ps
1.3.6.1.4.1.9.9.188.1.3.4.1.43
This object indicates the number of roaming PDP contexts that are not in a trusted PLMN.
Back to CISCO-GTP-MIB MIB page.
IPHost Network monitor allows you to monitor cGtpRoamingNonTrustedPDPs 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.
