With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cslbxHttpReturnCodeMinValue
Cisco Server Load Balancing Http Return Code Minimum Value
1.3.6.1.4.1.9.9.254.1.5.3.1.2
The minimum HTTP return code that this rule matches.
Back to CISCO-SLB-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cslbxHttpReturnCodeMinValue 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.