With IPHost Network Monitor you can run simple snmp requests against a Huawei device in your network.
hwSubVlanListHigh
hw Sub Vlan List High
1.3.6.1.4.1.2011.5.25.42.3.1.2.3.1.3
The highest possible value of the sub vlan list on the supervlan
Back to HUAWEI-L2VLAN-MIB MIB page.
IPHost Network monitor allows you to monitor hwSubVlanListHigh on Huawei device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Huawei switches right now.