With IPHost Network Monitor you can run simple snmp requests against a Huawei device in your network.
captureBufferPacketTime
capture Buffer Packet Time
1.3.6.1.2.1.16.8.2.1.6
The number of milliseconds that had passed since this capture buffer was first turned on when this packet was captured.
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IPHost Network monitor allows you to monitor captureBufferPacketTime 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 firewalls right now.