What is the sender timeout granularity for 802.11..for TCP the timeout is
in the
granularity of 500ms ...is it the same for 802.11 because I think it
should be lower for better performance.
On Thu, 30 Mar 2000, Donald Becker wrote:
> On Wed, 29 Mar 2000, Sandeep Agarwal wrote:
>
> > I am trying to test the performance of TCP over wireless Lans using Linux
> > 6.1 Redhat. I am using your wvlan driver with Lucent WaveLan 11MB turbo
> > silver cards. In the driver you have set the TX_TIMEOUT to be
> > (4000*Hz/1000) and justify this by saying that since Ethernet is faster
> > the timeout for wireless has to be more than Ethernet for which it is
> > (400*Hz/1000).
> > But since I am using 11MB cards can I use the same value of
> > TX_TIMEOUT as Ethernet. Do you think this would improve the performance
>
> You misunderstand its purpose. For most drivers TX_TIMEOUT is the watchdog
> timeout, the time at which we decide that something has gone horribly wrong
> and reset the hardware. The value does not come into play during normal
> operation, it only changes how long it takes to recover from errors.
>
>
> Donald Becker
> Scyld Computing Corporation, [EMAIL PROTECTED]
>
>
Sandeep Agarwal
Electrical & Computer Engineering DearBorn Hall 208
Corvallis, OR, Phone: 541 737 2349
Fax: 541 737 1300 Mail:[EMAIL PROTECTED]
http://www.ece.orst.edu/~sandeep
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