With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
llcSapOperStatus
llc Sap Operational Status
1.3.6.1.3.51.1.2.2.1.1
This parameter describes the actual state of this local SAP.
Back to CISCO-SNA-LLC-MIB MIB page.
IPHost Network monitor allows you to monitor llcSapOperStatus on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.
