With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rmIfDirMaxUbrPcr
Cisco Resource Management If Directory Max Ubr Pcr
1.3.6.1.4.1.9.10.10.1.3.4.1.14
Specifies the maximum Peak-cell-rate (pcr) traffic parameter that can be specified for UBR connections in a traffic direction on an interface. It is specified in cells-per-second. A value of 4294967295 disables checking of this parameter limit. 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 rmIfDirMaxUbrPcr 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.