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I need to know how fast my connection should be running at. I have a Linksys Wireless G router with SRX 200 and I have two PC cards for my laptops with SRX as well and they both run at 108mbps. Just a few days ago I bought one of Linksys's wicked fast "Wireless N" PCI adapters for my PC. On the box it says works fine with Wireless G routers so I got it. I finally got this thing up and running and was thoroughly disturbed when I found that the connection was running at only 54mbps. I would like to know if anyone happens to know why this loss in preformance occurs becuase I assumed that a new and faster wireless adapter would run at least as fast as the old ones. By the way, I have "excellent" connection strenght so it defintely doesn't have to do with that.

2006-12-04 08:48:09 · 2 answers · asked by Zach G. 1 in Computers & Internet Computer Networking

2 answers

Ignore the 108mbps on your wireless connections, they lie. Wireless G devices are only capable of 56mbps transmission rates, that's what the "G" means.

If you buy the new "Wireless N" router, you MUST also get the "N capable" cards to experience "N" speeds.

2006-12-04 08:54:45 · answer #1 · answered by arcaemous 4 · 0 0

The "G" spec is 54 mpbs. Some manufacturers implement proprietary enhancements to the specification in order to make claims of higher bandwidth; that's what your getting with the 108 mbps and the "SRX 200".

An "N" spec card (is that spec even finalized yet -- I'm not sure) that states that it is "G" compatible will work at the "G" spec, which is 54 mbps. If it doesn't support "SRX 200" then that's all you'll get.

Reality check time: You'll NEVER see throughputs approaching the maximum capability of your wireless connections. A true 54 mbps connection might see 20 mbps of true throughput under the best of conditions. This is not much different from the wired ethernet 100 mbps spec where throughput of over 50 mbps is extremely rare. As you add wireless clients, the throughput per client will drop.

It's an ethernet thing combined with (IMHO) rather outrageous claims from virtually every manufacturer. (If you do a throughput test on those 108 mbps "SRX 200" NICs, I'll bet you don't even get 50 mbps of REAL bandwidth.)

2006-12-04 09:07:05 · answer #2 · answered by Bostonian In MO 7 · 0 0

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