With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cLLtClientLtUplinkAvgRSSI
Cisco L Lt Client Lt Uplink Avg RSSI
1.3.6.1.4.1.9.9.516.1.2.2.1.11
The average RSSI value as observed at the AP.
Back to CISCO-LWAPP-LINKTEST-MIB MIB page.
IPHost Network monitor allows you to monitor cLLtClientLtUplinkAvgRSSI 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.