With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
bgpPeerRemoteAddr
bgp Peer Remote Address
1.3.6.1.2.1.15.3.1.7
The remote IP address of this entry's BGP peer.
Back to BGP4-MIB MIB page.
IPHost Network monitor allows you to monitor bgpPeerRemoteAddr on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.
