With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
carHAAddressEntry
car HA Address Entry
1.3.6.1.4.1.9.9.458.1.1.5.1
An entry containing address information for HA configuration on a network interface.
Back to CISCO-APPLIANCE-REDUNDANCY-MIB MIB page.
IPHost Network monitor allows you to monitor carHAAddressEntry 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.