ANSWERED: Tips for troubleshooting your Xfinity Internet …
2017年8月11日 · To perform this procedure: . Turn off your computer. Unplug the modem/gateway (remove the backup battery if equipped). Unplug the router if you have a stand-alone unit. Plug the modem/gateway back in and wait for the status light to indicate it is online.
How to Check cable signal strength | Xfinity Community Forum
2021年12月6日 · We have had Comcast replace the fiber optic cable coming into the house. They have also replaced the fiber optic 1 gig router. I have swapped the cable boxes, removed the splitters in the line, tried new HDMI cables. It appears when I reboot the router or the cable box the problem goes away for some time, but then returns.
Customer Owned Modem - Faster Upload Speed 100/200 mbps
2023年9月28日 · I know that may not be possible in my exact link configuration with Comcast, but when I do a "speedtest.net" test, the upload speed actually shoots up to 16 Mbps then quickly pulls down to 12 Mbps within a couple seconds, as if it is being capped, NOT as if the upload link itself is only capable of 12 Mbps upload speeds.
Ethernet much slower than the wifi | Xfinity Community Forum
2023年4月4日 · If it's Xfinity gear, the one with the orange or red stripe is 2.5Gbps, the others are 10/100/1Gbps. The ports have been known to flake out entirely on XB7/8. If you happen to have a 1Gbps switch around, you could just plug into that and see if the computer port will do 1Gbps for a test. Xfinity gear is Yugo of networking equipment.
Netgear NightHawk CM2000 firmware / slow speed issue.
2022年10月20日 · 2 years ago. I am having the same issue! Using a Netgear CM2000 with Xfinity's Gigabit 1.2 Gbps service, but I'm only getting 600 Mbps tops. Most tests are actually in the 400-500 Mbps range. I bought the CM2000 as a replacement for the CM1000, which was getting over 900 Mbps out of the same line just yesterday, so this really has me confused.
Slow speed then fast after modem reboot then degrades over time ...
2021年11月13日 · After a modem reboot of the Motorola MB7621 it will speed up to 400 or 500 mbps but then after 15 or 20 mins it will drop back down to 50 mbps or less. I have placed a call to support twice and both times they said everything looks fine from their side. I am plugged directly into the cable coming into the unit - took the splitter out.
What are normal signal levels? | Xfinity Community Forum
2020年8月11日 · 31dB. -. Upstream Receive Power. -2dBmV. +2dBmV. Note: Not all modems will allow you to view the status page and some will have different URLs to access this info. If you are unable to access your modem’s status page, you can contact Comcast Customer Support and ask the support representative for these values. 0.
Suddenly slower speed with Arris SB8200 - Xfinity Community Forum
2020年7月31日 · Suddenly slower speed with Arris SB8200. I have had an Arris SB8200 cable modem for several years and always got above the speed I paid for with Xfinity, currently 100 mbps. I happened to test the speed a week ago and it was 120 mbps, so all was fine. But today, I had some connectivity issues with a Zoom class and tested the speed.
Maximum download and upload speed of the cm1200 cable …
2024年1月23日 · I have Comcast and am paying for 800mbps download and 100mbps upload. When I have the cable modem connected directly to my computer and run a speed test I get 950mbps download and 25mpbs upload. I can never get the full 100mbps upload that Comcast says I should be getting. NETGEAR. DOCSIS® 3.1 Cable Modem (CM1200)
Why are my internet speeds constantly fluctuating on both wired …
2023年10月20日 · Speed problems typically mean a problem with the link between your modem or gateway and Comcast's network. These are often due to poor coax connections or damaged coax cable, usually in or near your home. Running the cable through a surge protector, a defective splitter, or too many splitters can cause signal problems as well.