Re: [ros-users] image transport saturating network

Hi Pat -

The built-in wireless was a Lite-On WN2302A.

-Dan

On 4/21/10 12:58 PM, Patrick Bouffard wrote:
> Hi Dan,
>
> Thanks for posting your experiences. I'm curious, what type of
> equipment was the built-in wireless on the robot?
>
> Pat
>
> On Wed, Apr 21, 2010 at 10:50 AM, Dan Lazewatsky
> <lazewatskyd@cse.wustl.edu> wrote:
>
>> In case anyone's interested, I resolved this problem by putting a
>> wireless router (WRT54GS with DD-WRT) on top of the robot setup as a
>> bridge instead of using the robot's built-in wireless.
>>
>> -Dan
>>
>> On 4/9/10 2:34 PM, Dan Lazewatsky wrote:
>>
>>> Hi all -
>>> This isn't strictly a ROS question, but I was hoping people here would
>>> have some thoughts. I'm grabbing video off a webcam on my robot and
>>> using image transport to stream it to another computer on the same
>>> wireless network. I'm having a problem where shortly after I start
>>> subscribing to messages, my network latency skyrockets (like 1000ms+
>>> ping times for computers on the same network, and bit rate on the
>>> robot's wifi connection goes down to 1Mb/s from 54Mb/s). I had fixed
>>> this problem a while ago by letting the router choose which channel to
>>> use, but the problem came back and I haven't had any luck fixing it.
>>> It's not a signal strength issue - iwconfig shows a link quality of
>>> 90/100 or better. Any suggestions as to what might be going on would be
>>> much appreciated.
>>>
>>> (I'm using a WRT54GS with DD-WRT)
>>>
>>> Thanks,
>>> -Dan
>>> _______________________________________________
>>> ros-users mailing list
>>> ros-users@code.ros.org
>>> https://code.ros.org/mailman/listinfo/ros-users
>>>
>>>
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