With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cbeDot1dVlanEntry
Cisco Bridge Dot1d Vlan Entry
1.3.6.1.4.1.9.9.401.1.3.1.1
An entry containing VLAN information for a particular 802.1D access port.
Back to CISCO-BRIDGE-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cbeDot1dVlanEntry on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.