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wook
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Wireless 45-50 Mbit tcp fdx

Thu Aug 02, 2007 4:24 pm

Hello,


I have 2 pcs of RB532's@400 MHz and 4 R52 cards and I try to use it in dual nstreme configuration with 5GHz-turbo mode.

With the above config in table, im getting asymmetric 4-5/27-30 Mbit tcp traffic, i cant figure out why could be this happened.

Also I have a plan, as i build a pair of wireless bridges from 2.5 GHz P4 PC's, with 2-2 R52 cards using them in dual nstreme, 5GHz turbo mode, exact framing. What is yours opinion, what throughput I can squeeze out from this link? I would like to reach 45 Mbps full duplex tcp traffic...


thank you in advance
Adam
 
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sdischer
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Re: Wireless 45-50 Mbit tcp fdx

Sat Aug 04, 2007 9:06 pm

Processor speed is going to be the bottleneck.
 
wook
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Re: Wireless 45-50 Mbit tcp fdx

Sat Aug 04, 2007 10:40 pm

Processor speed is going to be the bottleneck.
what do you think, what kind of processor will be able to handle this traffic?

Adam
 
jober
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Re: Wireless 45-50 Mbit tcp fdx

Sun Aug 05, 2007 12:11 am

The PC should work fine. I have a link with an AMD 2.5Ghz on one side and a VIA 533Mhz on the other side and I get 45mbps full duplex in turbo mode. I use a 2.4ghz card for the TX and a 5.8Ghz card for the RX.
I only run it in the G mode(20mhz) now, I don't need that much speed. But it's nice to know it's there if I do need it. :lol:
Last edited by jober on Sun Aug 12, 2007 8:28 am, edited 1 time in total.
 
InoX
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Re: Wireless 45-50 Mbit tcp fdx

Fri Aug 10, 2007 9:59 pm

What is the distance and what antennas? :shock:
 
jober
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Re: Wireless 45-50 Mbit tcp fdx

Sat Aug 11, 2007 12:28 am

It's no record holder at under a mile but one end of the link is inside the building shooting through 1" glass with a mirror tint. The antennas are Pac Wireless panels 19dbi 2.4Ghz and 24dbi 5.8Ghz.
 
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mcozio
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Re: Wireless 45-50 Mbit tcp fdx

Sun Aug 12, 2007 2:28 am

2x pc - core2duo
4x wmia123ag, 5g-turbo
nstreme-dual
mikrotik 3beta9
nstreme with pooling , framer-policy best-fit or exact-size (no diff.) framer limit 4000
77-80mbps full-duplex, cpu ~65-70%
 
wook
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Re: Wireless 45-50 Mbit tcp fdx

Mon Aug 20, 2007 10:54 am

Thank you very much for all of you !

mcozio:
this 77-80 Mbit is udp traffic ?

Adam
 
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mcozio
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Re: Wireless 45-50 Mbit tcp fdx

Mon Aug 20, 2007 3:59 pm

tcp or udp, almost the same score

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