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Internet keeps going out- Modem reboot resolves
I thought the problem was my router. Bought a new one and same problem persists. I did a hard reset last night and that didn't fix it either. Modem is a Motorola MB7621 bought new four years ago. It doesn't seem like it gets hot. Log Time Priority Description Time Not Established Critical (3) No Ran
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Your Home Network
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Coax outlet not working - is this something a tech could fix?
I moved to a new apartment about a month ago and transferred my Xfinity internet to the new address (self install, just moved my equipment). There are three coax outlets. Two in the living room, one in the bedroom. The bedroom one is the only one I can actually get internet from. I tried my router a
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Your Home Network
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Getting charged double for unused account that we were told was closed - 3 times!!!
I can't see direct messaging icon, so writing my message here. There are 2 accounts in my house. On the same address. And you make us pay both of them. I was moving out of the house and my housemate was staying, so instead of account transfer, we closed the account and opened another for my housemat
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Billing
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Multiple Service Outages
For the past two days I have had serval outages of No Internet/ No TV/ No OanDemand! States at 6:45 am on 4/4/23 and lasted til 8:00am. Then goes out at 7:45 pm on 4/4/23 and does not come back on till 6am on 4/5/23. Now it goes out again at 11:17pm with a project fis of 12:35 am on 4/6/23! I just f
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Customer Service
I was having the same issues as you. Any time my CM1150V's upstream was over over 50 (really anything over 48), my modem's log would have so many T3 errors, which would cause my internet to stop working. I bypassed the splitter and connected straight
Constant internet drops - upstream channel problem
I've had 3 tech visits in last 5 days. Each new Tech has no idea about the history of what the other Techs did during prior visits. Each Tech does the same routine 1) repace splitter, 2) replace connectors at end of connection cables. Issue is frequent internet drops. Downstream locks with ~5 to 6 d
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Dropped internet connection with Modem log
I have an unstable connection, and here is the log my modem is kicking out constantly (MAC addresses censored by me): hu Feb 20 15:07:36 2025 Critical (3) Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=********;CMTS-MAC=**********;CM-QOS=1.1;CM-VER=3.1; Thu Feb 20 15
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Your Home Network
Same issue as yesterday. I know that at least three of my upstream channels are being unlocked and then dropping here is the event log from earlier... Time Priority Description Jun 13 2024 15:06:05 Critical (3)
upstream channels become unlocked getting T3 and T4 timeouts
I started to have this issue last Thursday where the upstream connection would blink on my modem, it would repeat the process and then the internet would drop. Its been doing this every day since around 4pm for about 10 to 15 mins. I have checked and replaced the coax cable from the wall to modem. T
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Outage due to lines cut at house. Can't explain to agent due to power outage
We are currently locked out of talking to anyone at xfinity due to our outage status. We know exactly what happened and when. Another utility cut the lines. We work from home, and we know when it happened. We walked out and asked - they cut the wires to our service right at the end of our driveway a
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Customer Service
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Why are you still outsourcing all calls to the Philippines?
Every time I call about a tech issue I am getting someone who doesn’t understand. For example I called about an outage and the guy couldn’t explain any thing to me. He literally said to me he doesn’t know what’s it called and he couldn’t explain what a tower is. Cable and internet is too high in pri
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Customer Service
Accepted Solution
“Planned” service outage, no notice.
Gang - this is unacceptable. At 1:30am pacific time, my tv, phone, internet go down. I logged on to the app that states there’s a planned maintenance scheduled. I have signed up several times to receive notice of planned outages, but my requests are rarely honored. What does it take to get notice? P
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Customer Service
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SurfBoard S34 Low Upload and Download Speeds
I upgraded to the 2000Mbps Xfinity plan. I recently installed a XFINITY RECOMMENDED SurfBoard S34. Telephone support resent a signal to the S34 and verified it was online. However, being "online" and having top performance are 2 different things. Technicians are scheduled six days from today. I have
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Your Home Network
Request Credit for outage
I’m writing to ask for a six-day credit. I had complete outage of internet, cable & phone beginning 11/20/24 thru 11/25/24 (total of six days and nights). I was unable to contact Xfinity/Comcast because.... of the internet/phone outage. I am asking for this six-day credit online but the response is
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Billing
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Experiencing SYNC Timing Synchronization Failure
Recently connected a new Motorola MG 7550 router /modem. We've been experiencing periodic disconnections lasting from less than a minute to several minutes. Logs show the following.... Time Priority Description Time Not Established Critical (3) No Ranging Response received - T3 time-out;CM-MAC=xxxxx
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Your Home Network
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Web DVR: Can't record more than one show at a time without getting "Recording Conflict."
I am trying to record 2 shows in Cloud DVR at the same time. On my Live Favorite Channels web page, the schedule shows the recordings, but one of them claims "recording conflict." I thought the max was 6 at a time. The two coincident scheduled shows have been in my weekly sched for months and I've n
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Xfinity Stream Website
Got off the phone with Comcast tonight. The first tech was great and could see my connection dropping in and out. I was able to correlate what she was seeing with T3 timeouts. After escalating my issue to “tier 2,” everything went downhill. This lady
Internet Issues - High Upstream and Downstream Power Levels.
I recently switched over to a CM1150V to avoid renting a modem. After switching, T3 errors became so common that I had no internet access. I ran new cable from the box, checked/replaced all f connectors and splitters. When I have a two-way splitter from the tap running directly to my cable modem, my
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How many times does an appointment change?
We sat at home for an appointment today scheduled between 10A and 12P. I called at 4:30P because no one showed. I was told the appointment was actually scheduled between 6A and 6P, and there was NO record of an earlier appointment. I called at 6:30P because no one came yet. This time only a recordin
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Customer Service
modem logs look similarly poor Event Log Event Log
Flex box keeps returning to home screen
I have had xfinity flex since December 1st for the past 2 weeks it has become impossible to watch any tv without the system returning to the home Screen. Everything is connected correctly- I have tried resetting the box, all connections are secure and internet works just fine. What is this issue wit
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Internet Bill Increased by $40 in a two-month time span
My Xfinity bill for internet only (that's the only service I have) has gone from $59.99 from May 2020 - August 2022; to $88.95 in September 2022; and now a whopping $98.95 in October 2022. Again, this is for home internet only. No cable, no streaming. Nothing else. I'm particularly appalled by the p
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Billing
Repeated outages, unstable service - home internet
I hope someone can help me with this. I'm out of patience trying to find a way to at least get some information to help me understand the problem. For the past two weeks, my home internet has had a total of seven outage notifications, mostly of short duration like an hour or two. In addition to this
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Customer Service
Agree. Plan speed shouldn't be a factor in T3 timeouts. Will be interested to see if the problem is actually fixed. If it has abated, would seem to point more to a hardware issue
N0_service
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5 years ago
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Internet connection constantly dropping
I have been having an issue with my internet connection dropping multiple times per day for a couple of months. After seeing that my old modem/router is obsolete, I purchased a new Nighthawk. It kept happening. I called Comcast and they said there was a connection issue between the box on my street
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