With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
stunRoutePeerState
stun Route Peer State
1.3.6.1.4.1.9.9.30.1.4.1.1.6
The state of the peer connection through the STUN tunnel.
Back to CISCO-STUN-MIB MIB page.
IPHost Network monitor allows you to monitor stunRoutePeerState 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.