With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciiISAdjNeighSNPAAddress
Cisco IS-IS IS Adj Neigh SNPA Address
1.3.6.1.4.1.9.10.118.1.6.1.1.4
The SNPA address of the neighboring system.
Back to CISCO-IETF-ISIS-MIB MIB page.
IPHost Network monitor allows you to monitor ciiISAdjNeighSNPAAddress on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.