What is the Working modes of Huawei EoS board EGS4?

What is the Working modes EGS4 on Huawei OSN 3500?

1, GE electrical port (N1EGS4): auto-negotiation, 1000M full-duplex.

2, GE electrical port (N4EGS4): auto-negotiation, 1000M full-duplex, 100M full-duplex, and 10M full-duplex.

3, GE optical port: auto-negotiation and 1000M full-duplex.

Note: Only on N1EGS4 and N4EGS4 boards support GE electrical port.