With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
llcSapStatsUIFramesIn
llc Sap Stats UI Frames In
1.3.6.1.3.51.1.2.3.1.5
This object reflects the total number of unnumbered information (UI) frames received on a local SAP.
Back to CISCO-SNA-LLC-MIB MIB page.
IPHost Network monitor allows you to monitor llcSapStatsUIFramesIn on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.