With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cGgsnIdlePdpPurgeTimer
Cisco Ggsn Idle Pdp Purge Timer
1.3.6.1.4.1.9.9.240.1.3.2
This object specifies the time that the GGSN waits before purging idle PDP contexts. A value '0' will disable the purge timer.
Back to CISCO-GGSN-MIB MIB page.
IPHost Network monitor allows you to monitor cGgsnIdlePdpPurgeTimer 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.
