[IPv6] IPv6 isn't working for me
I use Motorola SURFboard SB6121 and the Belkin N750 DB Wi-Fi Dual-Band N+ F9K1103V1. Now as far from what I have heard IPv6 dual stack is in my home state of Washington. From Comcast's IPv6 test I only...
View ArticleHelp measure the global Internet!
Based in the U.S. and want to help measure the global Internet? There is a program called RIPE Atlas (see https://atlas.ripe.net/). It is run from the Netherlands at RIPE NCC, which is building the...
View Article[Signals] Upstream Bonding - In and Out
Folks, just trying to learn and understand a little about HSI and Bonding vs Non-Bonding channels... I've got the Motorola SURFboard SB6121 modem and it works well...the issue that I have is I'll have...
View Article[IPv6] New SB6141, can I use IPv6 WAN and IPv4 LAN?
I was having trouble with my old Docsis 2.0 modem, so I just upgraded to a new SB6141. I activated it when directly connected to a Windows 7 PC. With the direct connection on Win7, IPv6 seems to work...
View Article[Equip] Cable Modem
I have been having trouble with my rented ARRIS modem on Comcast keeping its connection. Every so often the modem would loose connection and stay off disconnected for whatever amount of time. I tried...
View Article[Speed] Phased Out Tiers?
I'm trying to update our FAQ for available Tiers: http://www.dslreports.com/faq/15643 Please help me verify if any markets still offer any of these older tiers. To Be Phased Out Performance: 12 Mbps /...
View Article[Equip] 5341J + Router/Switch
So I had expected the modem to act as a "firewall" of a sort. When I first setup up my connection a couple months ago I was assigned a local IP address from the 5341J and I could plug anything I wanted...
View Article[Install] Using pfSense box behind SMC Gateway - Comcast Biz Class
Hey guys, I apologize for this, but I'm at a complete loss as to why this didn't work. I'm trying to set up my Comcast Business Class Connection behind their SMC Modem/Gateway, and am stuck. (Everytime...
View Article[Speed] How do I determine how fast Blast should be for my area?
I pay for 'Digital Premier with Blast! High-Speed Internet' but can't see where Comcast tells me the maximum (or minimum) I can expect. My area code is 22936. I could call them but would rather be...
View Article[Install] Recent experience with transfering service cross state
I am moving to a new location in a different state 800+ miles away but will still use Comcast. I plugged a new, self purchased, cable modem in at the new house and was given a website to enter my...
View Article[Connectivity] Weird Connectivity problems in Bluefield/Princeton, WV area
For the past couple weeks, I've been having a strange issue with my Xfinity connection. It's not necessarily a speed issue. I'm having an issue connecting to certain sites (seems to be sites that use...
View Article[Connectivity] System upgrade fallout.
Yesterday Comcast did a system upgrade. I only have internet access if I connect my computer directly to the modem. If I try to connect via router, nothing. In the modem diagnostics, two things that...
View Article[Business] Can I use a SMC8014-CCR without static IP as bridge to WRT54GL?
We recently switched from DSL to Comcast Business and they gave us a SMC8014-CCR as a modem/router. Prior to this we had a DSL modem that worked very well with our WRT54GL. I had all my port forwards...
View Article[Connectivity] Can't get Netflix HD/Super HD with Comcast.
Hey all. First off I have not posted here in years. I actually don't know if I've ever posted here, actually, but I did have an account, amazingly enough. I have an issue that I did research before...
View Article[Connectivity] Comcast problems. At wits end.
I've also posed my sob story to Comcat Direct, hoping to hear back. Ive always had relatively positive experiences with Comcast until now. I recently moved to Columbia, Maryland. As of the move, Ive...
View Article[WiFi] Comcast's seasonal service will permanantly disable Xfinity wifi
I normally have the 105 Extreme service but was between moving and used the seasonal service Comcast offers. Basically your internet goes into hibernate mode and you only pay $5 a month until you...
View Article[Speed] Netflix Comcast does not support HD streaming
I do not know who to complain to or what to do about this but there is an issue with streaming HD via Netflix and Comcast. My Comcast performance service constantly measures around 28 Mbps on their...
View Article[Connectivity] Weird trace route results? More issues as well - Extreme 105
Hello, I'm having very strange issues with my connection lately. I've had two maintenance visits, two in home techs, and promises that I would get calls from managers and/or head end guys to explain...
View Article[Caps] Comcast New 300GB Monthly Limit And Overage Charges
Well, this is some BS!!! Dear XFINITY Internet Customer: At Comcast, we recognize that our customers use the Internet for different reasons and have unique data needs. Starting September 1, 2013,...
View Articleany idea why my traceroutes have duplicate hops?
just curious. happens when the route approaches my local Comcast area. 1.ip-10-19-196-65.ec2.internal (0 ms) 2.ip-10-0-41-10.ec2.internal (0 ms) 3.ip-10-0-41-39.ec2.internal (0 ms)...
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