With IPHost Network Monitor you can run simple snmp requests against a Huawei device in your network.
dot1qVlanCreationTime
dot1q Vlan Creation Time
1.3.6.1.4.1.207.1.4.167.116.7.1.4.2.1.4
The value of sysUpTime when this VLAN was created.
Back to IEEE8021-PAE-MIB MIB page.
IPHost Network monitor allows you to monitor dot1qVlanCreationTime on Allied Telesis device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Allied Telesis routers right now.