[ale] So, Comcast says 8-16ms to their first hop is... OK?

neal at mnopltd.com neal at mnopltd.com
Thu Sep 4 13:07:54 EDT 2025


We've been chasing why the church Unifi UDM Pro router is several times 
a day alerting that the Comcast Business Internet connection has gone 
down.

I did some pathping (kinda like MTR) tests yesterday, and typical times 
to 8.8.8.8 from the back of the Comcast router, eliminating our local 
router and lan are about 16ms.

Of that, 8-14ms is just the local Comcast router getting to its first 
hop.

My AT&T Uverse is about 3ms to the first hop, and I understood that to 
be normal.

I ping the Comcast Account manager, and here is the response:

_Based on the findings, a lot of businesses/churches on the shared coax 
network in that area experience capacity issues which impacts 
reliability and performance.  To solve this issue, I'd suggest a 
complete network overhaul, which we could setup and manage. __ _

_The first step would be migrating to a dedicated network.  Comcast 
would build out a dedicated fiber connection to the church to guarantee 
network uptime and speed consistency.  To guarantee wifi 
distribution/quality we would install a managed Meraki Device, with a 
new switch and Aps throughout the building. _

_Comcast would invest $11,789.43 to run the fiber line ( no cost to the 
church), and the monthly cost for everything would be estimated in the 
2k-2.5k per month._

Really?  Comcast Business Internet is that bad?  And it's ok?

FYI, I have looked on what we could do to change the threshold in the 
Unifi router to relax the times and we can't find any such.

regards,

Neal
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