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You are here: MacNN Forums > Enthusiast Zone > Networking > Sloooow Macbook wireless speeds... please helP!

Sloooow Macbook wireless speeds... please helP!
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Fresh-Faced Recruit
Join Date: Jul 2006
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Jul 30, 2006, 10:40 PM
 
I just bought a new Macbook last week. It's great, except for the wireless speed, which is pathetic.

I have a Belkin Pre-N router:
http://catalog.belkin.com/IWCatProdu...duct_Id=184316

When using the Macbook's wireless, using 128bit encryption or none at all, the speeds are pathetic:

With 128bit encryption:
http://aycu23.webshots.com/image/166...2873854_rs.jpg

With no encryption:
http://aycu19.webshots.com/image/129...1350722_rs.jpg

For comparison, here are the wired ethernet speeds and PC w/ 128bit encryption (all test run through http://speakeasy.net/speedtest)

Macbook Wired ethernet:
http://aycu31.webshots.com/image/339...1749524_rs.jpg

PC wireless with 128bit encryption:
http://aycu32.webshots.com/image/171...9251866_rs.jpg

Wondering if there's workaround here? THe Genius I spoke w/ wasn't willing to admit that there was a problem, which is riduclous! My girlfriend's new Macbook is experiencing the same wireless problems, which means it's either a Macbook issue or a Macbook & Belkin router issue.

Any help is greatly appreciated! This has not been a positive experience with switching.

Thanks.
     
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Jul 31, 2006, 10:14 AM
 
My point nothing to do with the slowdown for the wired tests, but for wireless remember it is a PRE-n router, there is no confirmed n standard yet, and the macbook only has upto the latest standard, which is g unless im wrong. So you will only get g speeds...
     
Administrator
Join Date: Apr 2001
Location: San Antonio TX USA
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Jul 31, 2006, 10:39 AM
 
If you have the "pre-N" features enabled on that router, it could seriously degrade your "G" performance. If it has an option to use only G standards, go for that and see what happens.

None of the "speed doubler" or "pre-N" devices complies with IEEE standards in those faster modes, so it's a crap shoot whether actually standard-compliant devices will work with them.

Finally USE WPA!!!! DO NOT USE WEP!!!! WEP is about as secure as a screen door, while WPA is VERY secure and has yet to be successfully breached. The only successful exploit against WPA attacks the passphrase-to-key algorithm and is only successful with very short, very stupid passphrases (like "passphrase" or short combinations of dictionary words). And WPA is standardized very well; enter the same passphrase on ANY compliant device (that's any "G" device and even some "B" devices like old AirPort cards) and you WILL get the correct key and you WILL connect.
Glenn -----
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Aug 7, 2006, 12:37 PM
 
you could try reseting the router(s) and equipment and update the wireless (airport) on your guy's macbooks.
     
Mac Elite
Join Date: Apr 2000
Location: Los Angeles, CA
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Aug 7, 2006, 01:59 PM
 
I have a similar situation where the speed of my wireless connection at home can be really bad (Netgear WGR614v3). The one thing that really helps is to change the channel which the base station operates on. You can use an app like Kismac, MacStumbler, or iStumbler to find out which channels are being used by the base stations your Mac picks up. Try to keep them as far apart as possible (e.g. Channels 1, 6, or 11). Most will ship using Channel 6, I think.

Other things that have helped include disabling the "extra" features, such as 108Mbps, extended range, and using "g (54Mbps)- only".

This gives me a top speed of about 16Mbps (2MB/s) when doing file transfers over AFP/SMB. Not too bad, though not that great either.
     
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Aug 7, 2006, 03:02 PM
 
One thing that can make a connection seem bad is interference. Basically it seems slow because the radios have to retransmit so much of the traffic due to the interference. Changing from the default channel the device was on from the factory is good for a number of reasons (aside from the fact that everybody seems to just leave the things on that same channel), and this is one of the better ones. It can't hurt anything, and if you get much better speeds from changing it, you're done!
Glenn -----
OTR/L, MOT, Tx
     
reemer  (op)
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Aug 19, 2006, 03:45 PM
 
Thanks for all your help... the problem has been fixed.

HOw?

Strangely, afted I installed the Macbook SMC firmware update, I now get 4MB/s down...

Apple - Support - Downloads - MacBook SMC Firmware Update

Go figure.

Thanks all!

reemer
     
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Aug 19, 2006, 04:57 PM
 
Sounds like an AirPort firmware update in there somewhere... But I'm glad you found a solution!
Glenn -----
OTR/L, MOT, Tx
     
   
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