With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cPimCRPGroupMask
Cisco Pim CRP Group Mask
1.3.6.1.4.1.9.10.119.1.1.7.1.3
The multicast group address mask which, when combined with cPimCRPGroupMask, identifies a group prefix for which the local router will advertise itself as a Candidate-RP.
Back to CISCO-IETF-PIM-MIB MIB page.
IPHost Network monitor allows you to monitor cPimCRPGroupMask on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.
