With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rmIfCbrDefaultRxUpcTolerance
Cisco Resource Management If Cbr Default Rx Upc Tolerance
1.3.6.1.4.1.9.10.10.1.3.3.1.6
Specifies the GCRA limit parameter used for policing of a receive cell-stream of a CBR connection on an interface, if the limit parameter is not specified explicitly in the connection setup request. It is specified in cell-times. Note that a change to this value affects subsequent connection setup, not existing connections.
Back to CISCO-ATM-RM-MIB MIB page.
IPHost Network monitor allows you to monitor rmIfCbrDefaultRxUpcTolerance on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.