With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cpimExtIfTrigHelloInterval
cpim Ext If Trig Hello Interval
1.3.6.1.4.1.9.10.120.1.1.1.1.1
The maximum time before a triggered PIM Hello message is transmitted on this interface.
Back to CISCO-IETF-PIM-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cpimExtIfTrigHelloInterval 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.