[Signals] Best way to contact Comcast for signal info?
I've starting having some weird issues lately. As I posted elsewhere, my upstream signal levels dropped suddenly during some hot weather. Since then, I've noticed some problems copying TO sites, and...
View Article[Bill] Comcast Business Class - Biggest Scam Ever
Greetings all, Just wanted to post my recent dealings with the people over at Comcast's Business Class... I'll make it short... well relatively short. I signed up for Comcast Business Class around 6-8...
View ArticleSBG6580 "Access Denied"
Last night I was messing around with the settings on my modem and had to do a hard reset. Before the reset the SNR, db levels were perfect on all of the channels. When it came back online it couldn't...
View Articlejust got TC8305C- can it replace NetGear WNDR 4500 wireless?
Comcast service just gave me this TC8305C to replace a cable modem that failed, and the service tech told me that I could also use this unit as my router and wireless router. I like the idea of one...
View Article[Connectivity] Port forwarding problems with new Comcast modem/r
Tonight I replaced Comcast modem with a new modem Comcast sent me. Since it has built-in wireless capability, I had to switch my Airport Express from running DHCP to bridge mode. I had been easily...
View Article[Signals] Help: slow download speeds, possibly bad signal levels
Per the Comcast forum FAQ, here is my relevant info: 1) Your location: Orland Park, IL 2) Slow download speeds, possibly related to downstream signal levels 3) Is the issue intermittent, constant or...
View Article[Connectivity] SB 6120 with older firmware
Just got a new 6120 so I can use DOCSIS 3.0 and it has a July 2009 firmware. Is Steve Teow still here? Account number is (removed-tmpchaos) and I will be plugging it into a splitter now. My SB 5120 is...
View ArticleNew Triple Play - Arris Modem installed without battery
Hi all, My in-laws recently switched from business class to residential with Triple Play as they have shut down their business. As part of the install they had the standard Arris TG862 eMTA installed...
View ArticlePhone call from Comcast asking me to upgrade my modem...
Today I received an automated call from Comcast asking me to log on to comcast.com/deviceupgrade and request a new modem. Does anyone know what's this about? A -- http://www.litman.com
View Article[Speed] Littleton, CO - Slow after upgrade
Looks like I had a better situation before the change. Had a tech out yesterday who said that everything on my end is great and that I should only expect 18Mbps and that my 21Mbps was great. Page loads...
View ArticleComcast TG862G/CT "gateway" box
I can't get an answer out of Comcast support. By default, is this box a router, bridge or switch. If it is a router, how can I add a static route?
View Article[Business] Comcast Business class -- uploading kills connection
My cable modem (SMC, of course) upgraded its firmware two weekends ago. Since then, I noticed some problems, and confirmed I could reproduce them, last night: if I do a large data transfer out of my...
View Article[Wi-Fi] The new Xfinity Wireless Gateway
http://www.youtube.com/watch?v=HtAa0hdQWvw It now has Dual Band with 5Ghz speeds for faster and better wifi performance.
View Article[Wi-Fi] What's the best router for Comcast HSI?
What's the best router for Comcast high-speed internet?
View ArticleExtend a Wireless Network with ARRIS TG862
I live in a two story home, and I have comcast internet. I have an office on the east side of the building with a Comcast Arris Gateway. I have noticed that the top level of the building gets very poor...
View Article[Speed] Upgrade Your DOCSIS 1.1 Modem ASAP
As a follow-up from the D1.1 upgrade post last summer @ http://www.dslreports.com/forum/r27473499-Speed-Heads-Up-Time-to-Replace-Your-DOCSIS-1.1-Modem - if you still have a D1.1 device, please upgrade...
View Article[Speed] Heads-Up: Time to Replace Your DOCSIS 2.0 Modem
As a follow-up from a similar post last summer @ http://www.dslreports.com/forum/r27473499-Speed-Heads-Up-Time-to-Replace-Your-DOCSIS-1.1-Modem - if you have a DOCSIS 2.0 device it is time to think...
View Article[Business] Port Blocking oddities..
Let me start off saying I haven't really addressed this with Comcast yet. Here's what's happening, I'm a radio engineer, and a few of my clients use Comcast as a STL (Studio to Transmitter Link). Doing...
View ArticleDream Modem - 24x8
NETGEAR will demonstrate industry leading products including DOCSIS3.0 Gateways with 24 x 8 channel bonding and 802.11ac wireless delivering connectivity up to three times faster than 802.11n SAN JOSE,...
View Article[Signals] Lost upstream bonding for seemingly no reason
I've had 3 bonded upstream channels for months, without issue. Today, my US power dropped a bit (this is normal, it drops and then goes back up usually every day). But then a little after 1am I lost 2...
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