With IPHost Network Monitor you can run simple snmp requests against a Huawei device in your network.
sysPortCtrlDuplex
sys Port Control Duplex
1.3.6.1.4.1.207.1.4.167.81.2.2.1.3
Configures interface data transfer mode as full-duplex or half-duplex. This object can be configured only if the 'PortCtrlMode' is 'nonegotiation'. If the 'PortCtrlMode' is 'auto', it obtains the value from Hardware after negotiating with its peer
Back to AT-GS950-24-MIB MIB page.
IPHost Network monitor allows you to monitor sysPortCtrlDuplex 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.