With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
vsanGroup
vsan Group
1.3.6.1.4.1.9.9.282.3.2.1
A collection of objects for configuring and displaying information on VSANs.
Back to CISCO-VSAN-MIB MIB page.
IPHost Network monitor allows you to monitor vsanGroup 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.