With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwspUtilFactorRtVbr
cwsp Util Factor Rt Vbr
1.3.6.1.4.1.351.140.1.2.2.1.1.2
This is the booking factor for real time VBR service
Back to CISCO-WAN-SVC-MIB MIB page.
IPHost Network monitor allows you to monitor cwspUtilFactorRtVbr on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.