With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgprsCgTariffTimeTable
Cisco GPRS Charging Tariff Time Table
1.3.6.1.4.1.9.9.192.1.1.21
The tariff time table. The tariff time table contains all currently configured tariff times on the GGSN
Back to CISCO-GPRS-CHARGING-MIB MIB page.
IPHost Network monitor allows you to monitor cgprsCgTariffTimeTable 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.