With IPHost Network Monitor you can run simple snmp requests against a Huawei device in your network.
restartCause
restart Cause
1.3.6.1.4.1.207.8.4.4.3.2.2
The reason for last time restart.
Back to AT-SYSINFO-MIB MIB page.
IPHost Network monitor allows you to monitor restartCause 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.