wds speed issues
Sergio M. Ammirata
ammirata at econointl.com
Wed May 28 12:51:43 EDT 2003
Yes, the effective bandwidth is indeed reduced. I don't know if 50%
I am not even performing net bandwidth measurements from end to end
because the results would be affected by other factors as well. I just
want to maximize the link speed.
> -----Original Message-----
> From: Matthew Frederico [mailto:matt at ultrize.com]
> Sent: Wednesday, May 28, 2003 11:38 AM
> To: Sergio M. Ammirata
> Subject: Re: wds speed issues
> I don't know if it holds true for WDS, I don't see why it wouldn't ..
> But your effective bandwidth is HALVED every hop you repeat.
> 2 MB is approximately 1/2 of 5.5, which is the actual effective
> bandwidth of the connection. Someone please correct me if I am wrong,
> but I don't think its going to get any better than that anyway, and
> connection would just be a "number".
> On Tue, 2003-05-27 at 20:20, Sergio M. Ammirata wrote:
> > Hello,
> > I have two boxes connected about 0.5 miles apart. Each of them is
> > configured with hostapd in master mode. In addition, each of them
> > wds link manually setup to the other box.
> > The intra-box link speed appears to be stuck at 2MB. Is the
> > negotiation not available for wds links?
> > Extra info:
> > hostap 0.0.3
> > Kernel 2.4.20
> > Wds_type=4
> > Firmware=1.6.3
> > Other_ap_policy=2
> > I check the speed by looking at the stats on
> > and it shows last_rx rate to be 2M.
> > I also know there is potential for higher throughput because if I
> > configure either side as station or if I enable the wlan0sta I get
> > reported on the same stat file.
> > I don't know if this is relevant but I noticed that for wds links
> > /proc/net/hostap/wlan0/mac does not show any supported_rates.
> > Can somebody help?
> > Thanks,
> > Sergio
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> Matthew Frederico
> Unwired Networks
> mfrederico at unplugthewire.com
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