With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cIsnsClntDscvrdSrvrAddr
Cisco iSNS Clnt Dscvrd Srvr Address
1.3.6.1.4.1.9.10.116.1.2.3.1.3
The address of the discovered iSNS server.
Back to CISCO-IETF-ISNS-MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor cIsnsClntDscvrdSrvrAddr on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.