With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
vrrpStatsAuthFailures
vrrp Stats Authenticaton Failures
1.3.6.1.2.1.68.2.4.1.4
The total number of VRRP packets received that do not pass the authentication check.
Back to VRRP-MIB MIB page.
IPHost Network monitor allows you to monitor vrrpStatsAuthFailures on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.