Degraded Speed Ghost

Started by juicemain, June 17, 2026, 12:53:50 PM

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Well I have two more frustrating updates:

1. I observed the degraded speed state on the ISP provided router while playing Overwatch.  It is much rarer on the ISP router, and it definitely resolves itself much quicker.  It has never caused disconnects unlike 3rd party routers, but I did observe the degraded speed just now.

2. I tried the Protectli Vault FW2B, and wow.  Not good performance.  I couldn't even get it to hit full gig speeds.  It only performed at around half, ~500m down / ~500m up.  Even with that though, I definitely still noticed the decayed state while testing as it decayed to ~500m down / ~50m up.

Whew.  I feel I've exhausted all of my options, save for contacting the ISP directly.  I did call the ISP customer support line, just to ask if we could check the logs from router and modem.  The representative told me I could check those logs by logging into the Calix U6 through the ip address browser portal.  Unfortunately, that's not the case.  These routers are locked down.  Can't shell into them, and the browser UI options are extremely limited.

If anyone has any clue as to what this could be at this point, anything would be much appreciated.  I have no idea what to check next, and I highly doubt the ISP is going to be willing to help much.  Thanks again for all the help already.

Hi, your situation reminds me a problem I had with pfSense a long time ago. Of course the speeds were slower at that time.
The solution was, if I can remember well, to set a fixed speed at the WAN interface. I set 100M full-duplex and the problem was solved.
For some reason the auto negotiation was not working as expected.