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12MBs through modem - 6MBs through router

Well I had the cable company come over today and they checked our cables and whatnot. Turns out we're paying for 8MB/d and getting 12MB/d but that's only if one computer is directly connected. If we connect through the router with the same exact test we're getting 6MB/d.

This is where you guys come in. What could be the problem? I'm going to check the firmware and settings in a bit, but I'm thinking the problem is deeper than that. I have a linksys 54g v5 router. The cable guy said that the router shouldn't be doing that.

Duki
Nearly a Posting Virtuoso
1,475 posts since Jun 2006
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Hi

It sounds as if the connection between the PC and Linksys is running at 10Mb not 100.

Have you any other PC's connected ?

If so try unplugging them and running with one PC. There maybe a slow on slowing down the whole system.

How are you measuring the speed ?

DenisOxon
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355 posts since Jan 2007
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hey, you're new. Welcome to the threads!!
I've seen you posting a lot and that's awesome... good to have more brains here :)

anyways, somehow I think a firmware upgrade fixed it, though only time will tell. After the firmware upgrade i did tests through speakeasy.com connected to the modem and connected via the router. The speeds were only about .5MB off, and in some cases the router was faster! weird, eh?

I goofed up though, and didn't run tests before the firmware upgrade. I was simply going on what i watched the cable tech do while he was here. So for all I know he could have clicked on DC for one test and then NY for the other.

Duki
Nearly a Posting Virtuoso
1,475 posts since Jun 2006
Reputation Points: 817
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you can try playing with the MTU. it's probably at 1492 now, try to change to to smaller values, like 1300.

DimaYasny
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Make sure you are using 100mbps cables and network cards, not the 10mbps (a.k.a cheap) ones

jbennet
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Make sure you are using 100mbps cables and network cards, not the 10mbps (a.k.a cheap) ones


I wonder... a 100mbps cable - how can you tell it's not a 10mbps one?

DimaYasny
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1,777 posts since Jan 2007
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I wonder... a 100mbps cable - how can you tell it's not a 10mbps one?


I am wondering this as well !
I have not seen any difference for last 20 years!!

The cables are different for 1 and 2 Gb but not 10 to 100Mbs, as far as I am aware.

DenisOxon
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355 posts since Jan 2007
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This article has been dead for over three months

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