With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgprsAccPtBlockMsRoaming
Cisco GPRS Access Point Block Ms Roaming
1.3.6.1.4.1.9.9.183.1.1.1.1.21
This object indicates whether access to a roaming MS needs to be blocked for this APN.
Back to CISCO-GPRS-ACC-PT-MIB MIB page.
IPHost Network monitor allows you to monitor cgprsAccPtBlockMsRoaming 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.