With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
Cisco Channel Interface Processor Transmission Groups Llc Admin Lan Type
The LAN media type that this LLC TG uses to establish LLC communications with the specified remote network node.
Back to CISCO-CIPTG-MIB MIB page.
IPHost Network monitor allows you to monitor cipTgLlcAdminLanType 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.