With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
snaNodeOperEntry
sna Node Operational Entry
1.3.6.1.2.1.34.1.1.3.1
The entry contains parameters which describe the state of one Node. The entries are created by the Agent. They have read-only access.
Back to SNA-NAU-MIB MIB page.
IPHost Network monitor allows you to monitor snaNodeOperEntry on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.