With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cslbxVirtualBackupFarmName
Cisco Server Load Balancing Virtual Backup Farm Name
1.3.6.1.4.1.9.9.254.1.8.1.1.15
The backup server farm to be used in case the primary server farm has no active server.
Back to CISCO-SLB-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cslbxVirtualBackupFarmName on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.