Re: RTL 8187b - naughty behaviour

[Rogerio Luz Coelho <rogluz.news@gmail.com>]

2010/4/3 Larry Finger <Larry.Finger@lwfinger.net>:
> On 04/03/2010 12:04 PM, Rogerio Luz Coelho wrote:
>> 2010/4/3 Rogerio Luz Coelho <rogluz.news@gmail.com>:
>>> 2010/4/3 Larry Finger <Larry.Finger@lwfinger.net>:
>>>> On 04/03/2010 11:49 AM, Rogerio Luz Coelho wrote:
>>>>>
>>>>> I have a MS-Win7 instalation on this Laptop and it works 100% even at
>>>>> longer distances than you report,even with walls in between.
>>>>>
>>>>> Will do the tcpperf test as soon as I get home. There are other with
>>>>> the same problem with my exact chip here in Brasil , that is because
>>>>> one of our leading Laptop vendors uses this config.
>>>>
>>>> What is the exact make and model of the device? It might be difficult
>>>> for me to get one in the US, but one of the rtl8187 developers lives in
>>>> Brazil. He should be able to find one.
>>>>
>>>
>>> It愀 a POSITIVO R430L - Core 2 Duo 4GB RAM
>
> This sounds like a computer model. Does the RTL8187B have a separate
> make/model?
>
>>>>> Does it matter that the USB port used in this setting is a connected
>>>>> to a USB HUB and then to the mother board?
>>>>
>>>> Is the hub passive, or is it powered? If the hub is good and not
>>>> underpowered, it should be OK.
>>
>> Have no idea ... how do I find this out?
>
> Does it have a +5 V power cord connected to the mains? If so, it is
> powered. If not, it is passive and all devices that are plugged get
> their power from the computer port. If the hub is internal, then it is
> likely powered.
>
> Larry
>

Inernal ... powered then

Rogerio