I had the same problem with a Linksys WAG200 modem/router.
Entering this command fixed the problem.
Many thanks,

Judson


"Richard Holland" <RichardHolland@discussions.microsoft.com> escreveu na
mensagem news:4F9AD8DA-50D5-492D-A44D-E902F522E492@microsoft.com...[color=blue]
> "DataBitz" wrote:
>[color=green]
>> Hi David,
>> I found the procedure below in another group, and it solved my problem
>> with
>> Vista and Live Messenger. Apparently Vista's "auto-tuning" networking
>> feature doesn't play nice with some routers. Not sure if it is a bug in
>> Vista, a bug in Messenger or a bug in the router firmware but anyway this
>> looks like a possible workaround that might help other people who have
>> the
>> same problem. BTW I have a NetGear DG834
>>
>> Try this:
>> - Click start
>> - Type: cmd
>> - Right-click cmd.exe when it appears under Applications
>> - Click Run As Administrator
>> - Type the following: netsh int tcp set global autotuninglevel=disabled
>> - Press enter
>> - Restart your computer
>>
>> To check autotuning is disabled repeat the above but type: netsh int tcp
>> show global[/color]
>
> I have the same problem, and a DG834 router. Entering this command fixed
> the problem. However, my laptop also running vista never had a problem
> connecting, even without this fix! Go figure![/color]