With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cikeTunHistPeerRemoteValue
Cisco IKE Tunnel History Peer Remote Value
1.3.6.1.4.1.9.9.171.1.4.2.1.1.8
The value of the remote peer identity. If the remote peer type is an IP Address, then this is the IP Address used to identify the remote peer. If the remote peer type is a host name, then this is the host name used to identify the remote peer.
Back to CISCO-IPSEC-FLOW-MONITOR-MIB MIB page.
IPHost Network monitor allows you to monitor cikeTunHistPeerRemoteValue 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.