Does 802.11b use a lot of resources?

Vince jhary at
Mon Feb 28 22:16:41 GMT 2005

I'm not sure if this is still the case but.. 
Have a read of this thread,
Basicly set your wireless to ad-hoc mode and see if that 
resolves the issue. It did for me (had an old p133 laptop acting as my 
Access point until it died, and that was fine.)


> -----Original Message-----
> From: owner-freebsd-questions at 
> [mailto:owner-freebsd-questions at] On Behalf Of 
> Christopher Kelley
> Sent: 25 February 2005 05:07
> To: freebsd-questions at
> Subject: Does 802.11b use a lot of resources?
> Have I tried too hard to squeeze usability out of an old computer?
> I have a Pentium-166 that has been a faithful router & 
> firewall (FreeBSD
> 5.3 and pf) for a couple years now.  It has no trouble with 
> the 3 to 4 Mbps I get from my broadband connection, at least 
> not with ethernet.
> I wanted wireless, so I could use my laptop around the house. 
>  I dutifully read the section in the manual about setting up 
> FreeBSD as an access point. I'm using a Netgear MA311 802.11b 
> card (Prism 2.5 chipset).  And it does work, except it's very 
> slow.  Now I know that I can only expect about 50% of the 
> rated speed with wireless, but I figured even if I got only 
> 4Mbps, I'd be fine.  But I get less than 1Mbps.  I've updated 
> the firmware, added a signal booster and hi-gain antenna, and 
> I have "excellent" signal strength throughout my house.
> So my question is, is there more overhead with wireless than 
> with ethernet?  TOP doesn't seem to show that I'm taxing it 
> too hard, idle never goes below about 70% with polling 
> enabled (Hz=1000), and never below about 80% with polling 
> disabled.  Am I expecting too much out of an old Pentium-166?
> Thanks for your help.
> Christopher
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