With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwsInfoGrp
Cisco WAN Service Info Group
1.3.6.1.4.1.351.140.3.2.1
A collection of objects providing device level information.
Back to CISCO-WAN-SVC-MIB MIB page.
IPHost Network monitor allows you to monitor cwsInfoGrp 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.