Question about Giga LAN KSZ9021RN with i.mx6 platform

[edwinrose]

Hi all,

I have a problem about giga lan ksz9021RN  with i.mx6 Quad platform.

When I test the LAN speed, there have speed problem

If I connected to 100M hub, the LAN speed can reach up to 80Mbits/sec.

But if I connected to 1G hub, the LAN speed down speed to 10Mbits/sec.

Please refer the following pictures.

Could anyone can give me how to solve the problem? Thank for your help!!

Connected to 100M hub:

Connected to 1G Hub:

[YixingKong]

E

This discussion is closed since no activity. If you still need help, please feel free to reply with an update to this discussion, or create another discussion.

Thanks,

Yixing

[YixingKong]

Edwin

Had your issue got resolved? If yes, we are going to close the discussion in 3 days. If you still need help, please feel free to reply with an update to this discussion.

Thanks,

Yixing

[alfred_liu · Accepted solution]

giga uses 4 pairs of lines, 100M uses 2 pairs of lines.

just want to make sure no connection issue and configuration issue.