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August 20, 2008 4:20 PM PDT

Comcast to throttle some customers' Web speeds

by Steven Musil
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Comcast reportedly plans to reduce Internet service to customers it deems to be using too much bandwidth, a move that comes on the heels of federal regulators ruling that the Internet service provider violated the law by throttling BitTorrent transfers.

To keep service flowing to other customers, Comcast plans to impede Internet speeds to its heaviest users for up to 20 minutes, Mitch Bowling, Comcast's senior vice president and general manager of online services, told Bloomberg in an interview Tuesday.

Instead of focusing on specific applications that may be hogging traffic, Comcast plans to determine "in nearly real time" whether a heavy user is causing congestion, Bowling said.

"If in fact a person is generating enough packets that they're the ones creating that situation, we will manage that consumer for the overall good of all of our consumers,'' Bowling said.

The move follows the Federal Communications Commission's ruling on August 1 that Comcast's throttling of BitTorrent traffic last year was unlawful--the first time any U.S. broadband provider has ever been found to violate Net neutrality rules. (The FCC released the text of that ruling Wednesday.) The FCC issued a cease-and-desist order and required the company to disclose to subscribers in the future how it plans to manage traffic.

Comcast, the largest cable provider in the U.S., has been under fire for months after it was discovered the company had been slowing down peer-to-peer traffic on its network. Comcast had said that its measures to slow BitTorrent transfers, which it voluntarily ended in March, were necessary to prevent its network from being overrun. At a public hearing in February, Comcast Executive Vice President David Cohen said, "Comcast may on a limited basis temporarily delay certain P2P traffic when that traffic has or is projected to have an adverse effect on other customers' use of the service."

Consumer groups were incensed by the tactic, and the FCC investigation ensued over whether Comcast had violated any of its Net neutrality principles.

Steven Musil is the night news editor at CNET News. Before joining CNET News in 2000, Steven spent 10 years at various Bay Area newspapers. E-mail Steven.
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Add a Comment (Log in or register) Showing 1 of 2 pages (63 Comments)
by Tod Smith August 20, 2008 4:39 PM PDT
Bye, bye Comcast!
Reply to this comment
by tekwiz4u August 20, 2008 4:40 PM PDT
Calling them to CANCEL my service. Not a heavy internet user, but this is complete BS.

Dont want to spend the money to improve your network, then you left me no choice. Paying more than $50 for internet is expensive at that, and showed me nothing but grief. So long Comcast, and rot in hell.
Reply to this comment
by Penguinisto August 20, 2008 4:47 PM PDT
Not sure if this is a bother, really - as long as they lay out clearly what constitutes "heaviest users".

QoS (which is what this is) based on simple bandwidth usage is not a problem, so long as it is applied fairly and evenly, and is only a temporary fix (and, of course, not abused). The reason Comcast caught so much hell before is because:

* They were unfairly targeting a single protocol, and
* They were forging RST packets to do it.

If they decide to simply throttle based on how much bandwidth someone is using during times of heavy load, then no problem - most folks are smart enough (one would hope) to do their heavy downloading at night, or any other off-peak time.

If the throttling sucks too badly, the customers will start leaving for greener pastures, to whomever can deliver the best speeds.
Reply to this comment
by Lerianis August 20, 2008 7:11 PM PDT
You have it right there. I am a 'heavy user', which I admit. If I see Comcast throttling my speeds too much... I'm moving to someone else or thinking about filing a lawsuit against them.
by Vegaman_Dan August 21, 2008 9:27 AM PDT
Greener pastures are nice, but if you don't have a choice? For me, I'm too far from a central office for DSL and that leaves... dialup or Comcast. There are no other offerings. That isn't much of a choice there.
by Penguinisto August 21, 2008 9:56 AM PDT
Actually, you do have a choice in all but the most remote rural areas (and even then you still have a choice). While certainly not perfect, there is DirecTV's offering (DirecPC), and wireless broadband (I'd used Sprint Wireless Broadband for 5 years --@ mbps up/down-- and was even able to do a decent amount of FPS gaming and streaming video on the thing).

Also, wherever there's a need, it can and will be filled. I remember when Comcast and Qwest told me in 2000 that, no, they couldn't/wouldn't run DSL or cable to my neighborhood. I went with Sprint Broadband and was so happy with it that I happily told both Qwest and Comcast to bugger off when they finally did move into my neighborhood (and promptly began advertising and telemarketing in the area heavily).
by rcrusoe August 20, 2008 4:47 PM PDT
I dropped Comcast a few years ago because my service would "throttle" down to a crawl every fall when the local university students would start the fall semester. I wouldn't get good service consistently again until the next spring when they left. This "new" policy sounds like business as usual to me.
Reply to this comment
by Penguinisto August 20, 2008 9:34 PM PDT
Actually, that wasn't QoS, but the result of what happens when there isn't any. The heavy users suck down speeds for everyone else naturally. Applying QoS will mean that heavy users (the college kids) get slowed down at a certain point, freeing up bandwidth for everyone else (you).
by Jim1900 August 21, 2008 9:41 AM PDT
You missed the point. This would prevent your problem.
by grpcue August 20, 2008 4:56 PM PDT
This is exactly what we don't want of the internet. Now its called Comcast. If congestion is the issue, then sell a lower bandwidth to your customers. Don't market what you cannot supply, worse cut back on what you have marketed.
Reply to this comment
by aka_tripleB August 20, 2008 5:19 PM PDT
I'm with you. Now instead of violating FCC rules, they'll be violating FTC laws. You can't sell something then take it away when they can't offer it. That's called "False Advertising," and it is against the LAW. And there is no grey area with this law like there is with the FCC's Net Neutrality rules.
by Vegaman_Dan August 20, 2008 4:57 PM PDT
Punish your customers, restrict services and call that a new feature. Bleah.


I can easily see such a plan with Comcast and every other ISP out there. Don't think Comcast is doing this in a vaccuum. If they get away with it, then every other ISP will do it too.

Reply to this comment
by merrick240 August 20, 2008 5:22 PM PDT
what if your gaming online that usesa decent amount of bandwith and is what they advertise with there get a wii promo thats bs if ny games slow down i will cancel
Reply to this comment
by gerrrg August 20, 2008 5:31 PM PDT
Well that's a big DUH.

They need to push On-Demand over all others. They don't want people streaming Netflix or Hulu. They don't want to compete.

Didn't the CTO of Verizon just make the argument against Net Neutrality? Ha!
Reply to this comment
by Harry D August 20, 2008 5:31 PM PDT
I support it.

you net neutrality guys work against yourselves, and us all. guys who hog the network/internet are just bandwidth gluttons. the contract says what speed to expect, the fact is that Comcast usually over-delivers on that (in my case, it's about double tha dvertised speed). but as rcruesoe said, when the kiddies come back to school, they download so much nonsense that the leg of the network on which they (and you ) happen to be on slows to a crawl. Comcast's actions are a response to that.

seems to me, Comcast is trying to make things speedy for everyone. if you do bitTorrent and download many huge files, then maybe you *do* need a different kind of account.

But IMO, good riddance.
Reply to this comment
by Joetwopointoh August 20, 2008 5:51 PM PDT
Being over delivered in bandwidth is certainly not the norm for a comcast customer. They keep advertising this 12M speedboost here and I've never seen better than 7 and usually more like 2-3 so consider yourself damned fortunate. It isn't common.
by elmer92413 August 20, 2008 6:03 PM PDT
This is not a proper response. During rush hour do you see police pulling over people and making them wait 20mins to go to home/work? No, if traffic is real bad they improve the roads. If Comcast is unable to deliver the speeds they advertise then either advertise more realistic speeds or build a better infrastructure.
by Tsee-1968031069905097881578618 August 20, 2008 6:03 PM PDT
Today it's bittorrent. Tomorrow it's Vonage and Hulu and all the others. Yeah, you're the reason Comcast gets away with these things.
by Penguinisto August 20, 2008 9:37 PM PDT
Umm, wrong.

Net Neutrality means that no protocol or specific non-user destination (e.g. Google, Netflix, etc) is discriminated against or tiered, genius. It has nothing (read ZERO) to do with protocol-neutral QoS.
by skillingssucks August 20, 2008 11:03 PM PDT
Einstein, you might want to actually learn what "net neutrality" actually is.
by phixious August 21, 2008 6:15 AM PDT
learn your internetz. @_@

Additionally, if their network is taking such a hit from torrents, then they need to do some major upgrading anyways. Peer-2-Peer traffic isn't that demanding upon ones equipment. It's not as if the end-to-end network is congested but rather only the point-to-point network. In europe, they can have everyone running a BitTorrent client downloading from the opposite side of the planet, and still see no issue within their performance.
by c|net Reader August 22, 2008 9:36 AM PDT
I consistently get 16-17 Mbps on my Comcast connection.
by Rohou August 20, 2008 5:35 PM PDT
sigh. This has happened to me. But there are no other good broadband services around here.
Reply to this comment
by nikwax August 20, 2008 5:45 PM PDT
seems like a good idea to me. Bandwidth is never infinite and upgrades to the infrastructure are costly and those costs will be passed along. Seems like some people are confusing simple <$50/month internet access with a dedicated circuit. Hey, if you want big bandwidth guaranteed, then pay for it, lease a T1 or T3 and be happy. This is a zero sum game, someone has to pay.
Reply to this comment
by Lerianis August 20, 2008 7:15 PM PDT
Someone is paying. YOu should see the rates that Comcast and others get on 500GB's of bandwidth, from the person selling it to them. $5 dollars per 500gb's.

So they have more than enough freaking money to upgrade their systems, and they had better START DOING IT. Otherwise, we are going to start suing them and putting them out of business.

You are what I like to call..... a netiot, a net idiot, who doesn't know what he is talking about.
by Imalittleteapot August 20, 2008 9:35 PM PDT
They did pay for it. Comcast sold them unlimited. I know there is no such thing as unlimited bandwidth, but that's exactly what Comcast sold them. It would seem to me it's illegal to sell products to people that don't exists, but I guess it isn't. Huh. I guess Comcast has finally figured out they don't have any unlimited in stock.
by Michichael August 20, 2008 5:56 PM PDT
It may seem like a good idea in principle, and I agree - if users weren't paying for a set fraction of the bandwidth.

Comcast is advertising 10 mbps. But if you actually use that, you get throttled.

It's not a matter of being a bandwidth hog, it's a matter of getting what you pay for - Just because you're content to pay 50/month for high speeds a fraction of the time doesn't mean that people such as myself are content to not make full use of the resource we pay for.
Reply to this comment
by The_Decider August 21, 2008 8:03 AM PDT
Read the fine print. Your bandwidth is shared, thus is determined based on total usage of your neighborhood.
by walletless August 20, 2008 6:48 PM PDT
I recently moved from KY where I had Insight Broadband connection. I am almost certain that they are also using Sandvine to throttle users. I frequently saw disconnects on my torrent, and the only way to get around was to encrypt my conenction.

I paid for a 6mbps connection - if I use my 6mbps only a few seconds of the day or all 24 hours of the day - I am using only what was advertised and what I am paying for - nothing more! How these companies can get around this is anybody's guess. If they can't support a FEW users maxing out their bandwith, how can they advertise it for EVERYONE?
Reply to this comment
by Lerianis August 20, 2008 7:15 PM PDT
You have a good question there, and the answer is..... they really shouldn't be advertising it like that.
by burningbird August 20, 2008 7:13 PM PDT
If other ISPs follow suit, then we're looking at class action lawsuits under anti-trust. When that happens, all those companies whining about heavy users will have to provide all the details of their system to prove that they're really overburdened. And when they can't, then we'll have our turn.

It's just too bad American corporations no longer know how to give value.

As for those talking about bandwidth hog: are we not offered unlimited service at a certain speed? Do we not pay the amount the companies request? Are we not inhibited from shopping around for other services because the government gives near monopoly control?

Oh, right. We're consumers. We're not supposed to have any rights.

Please, go scam somewhere else.
Reply to this comment
by CBSTV August 20, 2008 7:18 PM PDT
The solution is for Comcast to add bandwidth -- the cost of which is declining almost daily -- rather than throttle the supply to customers.
Reply to this comment
by The_Decider August 20, 2008 7:46 PM PDT
Declining daily?

Buying fiber is not that expensive but laying it and setting up the networks is a very, very expensive proposition.

I do wonder how/if they are utilizing WDM.
by The_Decider August 20, 2008 7:43 PM PDT
If you negative posters understood how cable networks actually work you would understand.

What part of SHARED network is difficult to understand?
Reply to this comment
by The_Decider August 20, 2008 7:44 PM PDT
And no, I am not a comcast or any other cable network customer. I am not an idiot, thus don't waste time or money on shared networks.
by Vegaman_Dan August 20, 2008 9:46 PM PDT
The_Decider wrote:


"And no, I am not a comcast or any other cable network customer. I am not an idiot, thus don't waste time or money on shared networks."


Well,at least you admit you don't have any clue about what you are talking about as you are not a customer and not affected by this situation. That of course makes you the perfect expect to talk about it.

by The_Decider August 21, 2008 8:02 AM PDT
Unlike you Dan, I understand networks and know how cable works. It doesn't matter what cable service you have, they operate the same way.

I don't use cable precisely because i know how it works and don't feel like having to deal with slowdowns if all my neighbors are online or watching on-demand or chatting via VOIP.
by Imalittleteapot August 20, 2008 9:30 PM PDT
20 MINUTES? Well well, so much for Verizon's claim that a little 22 millisecond delay wouldn't hurt anyone. Of course, this isn't Verizon, but we'll have to wait and see how the future unfolds. Good news though. I guess all you Comcast guys can switch to cheaper plans now. No real reason to have 5-10mbps plans if you can't download anything anyway right?
Reply to this comment
by PhaseDMA August 20, 2008 11:53 PM PDT
What makes Comcast think that if they can't limit bandwidth to BitTorrent clients that they can limit it at all?

Do you really think the FCC is going to go "Hey we just told Comcast they can't mess around with BitTorrent traffic, but we will ignore them controlling "all" traffic less then a month later". Ya um... Good luck with that.

Seems to me the FCC has been going on hunts actively recently against companies that harm consumers. Comcast and bandwidth and cell phone companies and cancel fees.

I honestly don't think the FCC is going to to happy about this.
Reply to this comment
by The_Decider August 21, 2008 8:04 AM PDT
Limiting bandwidth on a PRIVATE network is OK.

Limiting bandwidth on a PRIVATE SHARED network is necessary.
by egodraconis August 21, 2008 3:48 AM PDT
Actually, Comcast has been testing this method in my town of Portland, Oregon. How do I know? I've been a victim of it for about six months. After four visits by Comcast techs in the last couple of months, I was finally told last week that my internet service was being throttled by Comcast because of the level of bandwidth that I use. My only internet use: hulu.com, netflix.com, and one MMORPG. I don't file share, and my virus/malware product is up to date. So, if I am being throttled with this amount of usage, then people are in for a shock when it hits them. What it does is given me a clean clear signal for 20-30 minutes, then I loose all bandwidth completely for 2 minutes. I complained to the Oregon Utility Commission which regulates them here, but they said that they weren't interested in pursuing the complaint.
Reply to this comment
by Penguinisto August 21, 2008 10:07 AM PDT
Heh - glad I don't live in Multnomah County (I'm very close by)... so far, things have been fine on my end (but then again, I schedule my big downloads to start after world+dog has gone to bed).
by disco-legend-zeke August 21, 2008 5:15 AM PDT
COX has come up with another strategy, they sell a "TURBO" mode which offers a speed burst for the occasional heavy download.

They also invest in very heavy backbone.

Internet 3... in which a wireless mesh provides a massively parallel signal path, could offer some help, but its primarily a "last mile" technology.
Reply to this comment
by bdobbes August 21, 2008 5:20 AM PDT
Comcast offers this for free as part of their normal internet packages. They call it 'speed boost'
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