With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciiIPAddress
Cisco IP Interface IP Address
1.3.6.1.4.1.9.9.309.1.1.2.1.2
The IP address to which this entry's addressing information pertains.
Back to CISCO-IP-IF-MIB MIB page.
IPHost Network monitor allows you to monitor ciiIPAddress on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.