With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
slbDfpAgentPort
slb Dfp Agent Port
1.3.6.1.4.1.9.9.161.1.10.1.1.2
The DFP agent's port.
Back to CISCO-SLB-MIB MIB page.
IPHost Network monitor allows you to monitor slbDfpAgentPort 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.