A networking problem

[Vu Pham]

On 04/26/2012 01:47 PM, Sean Keating wrote:
> So you have to ask what is the difference between the routers and the
> linux box. Are you testing with the same cables in all situations? Are
> the routers doing any firewalling or packet filtering? Can you get your
> hands on another brand of router to see if there is a difference?
>

Sean,

I use the same RG45 cable for
1. connecting the PC to the modem
2. connecting the router to the modem.

In fact, I one switched that cable to a very nice one, but it gave the 
same result.

Thanks,
Vu


> Sean
>
> On Thu, 2012-04-26 at 07:11 -0500, Vu Pham wrote:
>> I need your advice !!!
>>
>> Recently my home network is pretty slow when accessing the Internet .
>> Contacting the ISP's support shows the problem is my Linksys (E3000)
>> router. Their tests are:
>> - connecting the PCs directly to the ISP cable modem ( a Motorola )
>> shows the bandwidth as high as expected.
>> - connecting the PCs to my router, which connects to the modem, shows
>> the bandwidth is pretty low.
>>
>> So I got another router (E4200) to test but it shows the same pattern:
>> slow with router, fast with modem only.
>>
>> I do not believe that both routers are bad so I install a Linux server
>> that acts as a router between the Linksys router and the modem. The
>> purpose is to check the packets and bandwidth from the router.
>>
>> Well, now all my PCs (wireless or wired) behind the Linksys router
>> access the Internet as fast as when I connect them directly to the modem.
>>
>> How can this be ? Some kind of conflicting between the Linksys routers
>> and the modem ?
>>
>>
>> Thanks,
>> Vu
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>
>