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Forum Discussion
b1achi
Oct 22, 2022Follower
RBR50: WAN limited to 100M/Full.
Few days ago I noticed the ethernet light was flashing amber on my router (CM1000). After looking that up, confirmed that the status of my WAN port is only running at 100 Mbps. I unplugged the RBR50....
plemans
Oct 22, 2022Guru - Experienced User
To test, move the router next to the modem and use a cat 6 cable between modem/router to see if it is indeed the cable.
I've seen sketchy cat 5e cables connect at gigabit on more tolerant devices (like computers) and not when connected to routers/satellites. If that works at gigabit speeds, try replacing the ends or keystone jacks on your current cable. Many times a cable thats not quite connected 100% can work fine on one device but not another. I've had them check out fine using a line tester but not when connected to something that is passing data