With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cesRserverName
Cisco Enhanced SLB Real Server Name
1.3.6.1.4.1.9.9.470.1.1.1.1.1
This object identifies the name(unique identifier) of the real server.
Back to CISCO-ENHANCED-SLB-MIB MIB page.
IPHost Network monitor allows you to monitor cesRserverName on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.