With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cpcEthertypeFilterEntry
cpc Ethertype Filter Entry
1.3.6.1.4.1.9.9.602.1.2.8.1
An entry contains management information about a packet capture filter based on Ethertype. This entry may not be modified if value of the corresponding instance of cpcSessionOperStatus is 'inProgress'.
Back to CISCO-PACKET-CAPTURE-MIB MIB page.
IPHost Network monitor allows you to monitor cpcEthertypeFilterEntry 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.