With IPHost Network Monitor you can run simple snmp requests against a Huawei device in your network.
dot3adTablesLastChanged
dot3ad Tables Last Changed
1.2.840.10006.300.43.1.3
This object indicates the time of the most recent change to the dot3adAggTable, dot3adAggPortListTable, or dot3adAggPortTable.
Back to IEEE8021-PAE-MIB MIB page.
IPHost Network monitor allows you to monitor dot3adTablesLastChanged 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 iMAP chassis right now.