With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cnatSessionProtocolType
cnat Session Protocol Type
1.3.6.1.4.1.9.10.77.1.2.5.1.5
The protocol type of this session. TCP and UDP sessions are uniquely identified by the tuple of (source IP address, source UDP/TCP port, destination IP address, destination TCP/UCP port). ICMP query sessions are identified by the tuple of (source IP address, ICMP query ID, destination IP address).
Back to CISCO-IETF-NAT-MIB MIB page.
IPHost Network monitor allows you to monitor cnatSessionProtocolType on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.