[Signals] Cable Modem Question
My SB6121 running very slow today. Does anyone see a problem with these numbers? Thanks. Channel ID 2 4 7 8 Frequency 549000000 Hz 561000000 Hz 579000000 Hz 585000000 Hz Signal to Noise Ratio 37 dB 37...
View Article[Equip] DPC3939 Trouble
I was just looking around at my modem today checking the signal levels just to see what they were, since I never really looked before and everything looked stellar. I then proceeded to rearrange some...
View Article[Connectivity] IP address has changed.
It seems comcast has changed my IP address and now the internet thinks i am in Savannah Georgia.. WTF i am near Detroit Michigan. What can be done to correct this or will it correct itself ? :mad:
View Article[IPv6] Do I want/need IPv6-capable devices?
I'm about to switch from DSL (CenturyLink) to Comcast HSI and have lots of questions. My first relates to IPv6. Do I need it? My PCs and DSL modem/router support IPv6, but CenturyLink does not use it...
View Article[Signals] how to find out how many downstream channels I have in my area?
Is there a way to find out how many downstream channels I have in my area? Currently have a SB6141 but was thinking about a SB6183. Sam
View Article[Speed] Houston TX Comcast Upload Speed Slow For Anybody Else
I have Blast internet from Comcast and over the last 2 days I have noticed my upload speed is really slow I am getting max of 350kbps I should be getting 1.2mbs to 1.4mbs. Anybody else noticed Comcast...
View Article[Speed] Wifi Speed Problem
I have Comcast blast (105 down, 10 up). I have a Netgear wireless router (wndr3700v4). I'm having a problem with the speed degrading over time. At first, I get about 118 down (using various speed...
View Article[Firmware] Sbg6580 firmware
May some one tell me the current. firmware version. i googled and i found a firmware file that can be pushed to the modem. using linux. but im afraid to try. here is the link...
View Article[Bill] Internet Blast, Price Hike $48 more in two years 2014 and 2015
I was waiting for the famous speed increase note on my bill but nothing so far, instead what I found was another price hike for 2015. Blast will be $100 by 2020 My salary has not been increased in the...
View ArticleEliminate Rental Gateway
Recently I added an additional modem to my account that I purchased, SB6141 (8x4, didnt want to spend too much in hopes of upgrades to 3.1 coming in the future, but wanted something that could...
View Article[Equip] arris tg862
Got the arris tg862. Installed and works fine. The xf preferred pkg. calls for performance tier speed, about 25Mbps. But when I tested the speed, I found that we now get 50Mbps. Looked at the bill and...
View Article[IPv6] IPv6 on IPv4 LAN
Hope that's an apt description. I've been running Tomato on a WRT54GL router for a lot of years. That's strictly IPv4 but I've got another WRT54GL with a Toastman variant of Tomato that is IPv6-capable...
View Article[WiFi] Procedure to disable wireless?
Ok, I searched and only found issues about the Xfinity wireless. I wish to disable the wireless broadcast (2.4 and 5ghz) signals from the Comcast provided modem/router. Using the 4 ethernet jacks is...
View Article[Bill] Comcast Coupons?
Last month or so we switched to a new triple play promo as our old one was about to expire. One rep (I think from billing) put us on a promo that didn't include HD and Starz. We would be charged extra...
View Article[Connectivity] Is it possible I have THREE IP addresses ?
Back on December 6th in the midst of connection issues, I got a new IP addy. This one starts out 73.xx.xxx.xxx (old one started out 98). BUT - when I now do "what's my IP, google results show my public...
View Article[Speed] Widly fluctuating speeds
I have the Comcast 50Mbps tier (before speed upgrades, I don't believe I've seen mine yet) and have had pretty good speeds before the last couple weeks. I never really paid attention to the modem...
View Article[WiFi] My Next Steps?
We had our service call today. The tech showed up on time. He was both professional and courteous. Unfortunately - I think he is in the lower levels of field techs. Capable of dealing with routine...
View ArticleSmall Net Builder Forum
Anybody have any idea whats going on with www.smallnetbuilder.com the site has been down all day ? Sorry if this is the wrong place to post this question but i know people out here use the site.
View Article[Connectivity] Connectivity spotty when on own wifi, "public...
So, over the last 2 weeks I've been having numerous connection drops while browsing the internet via wifi and ethernet directly. We're talking about 50% of the time I go to load a page, it just stalls,...
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