With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
vtpDatabaseEntry
vtp Database Entry
1.3.6.1.4.1.9.9.46.1.8.1.1
Information about the status of the VTP database in the domain. Each VTP database type known to the local device type has an entry in this table. An entry is also created for unknown database which is notified through VTP advertisements from other VTP servers.
Back to CISCO-VTP-MIB MIB page.
IPHost Network monitor allows you to monitor vtpDatabaseEntry on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.
