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The time now is 01.06.2024 - 12:26


Nstreme dual na Nku, ma niekto?

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rado3105
Post subject: Nstreme dual na Nku, ma niekto?  PostPosted: 04.01.2013 - 13:49 #102223
Majster


Joined: Júl 11, 2008
Posts: 2311

Mate niekto nstreme dual na nku? ak nie, nemal by niekto zaujem doniest nejaky hardwer a urobit skusobny spoj a test?
 
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Chalan
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 11.01.2013 - 17:11 #102295
Majster


Joined: Máj 12, 2004
Posts: 4579
Location: Bratislava
potrebujes fullduplexny spoj na 5ke? je vobec nstreme dual real fullduplex?
 
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rado3105
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 11.01.2013 - 18:08 #102297
Majster


Joined: Júl 11, 2008
Posts: 2311

Chalan wrote: ›potrebujes fullduplexny spoj na 5ke? je vobec nstreme dual real fullduplex?

ano nstreme dual je fulduplexny spoj.... mas to nasadene?
 
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Chalan
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 11.01.2013 - 18:30 #102298
Majster


Joined: Máj 12, 2004
Posts: 4579
Location: Bratislava
mal som ale na x86 a padalo to, uvedomil som si ze full duplex vlastne nepotrebujem tak som to nahradil mimo spojom s nv2 aj ziarice som vymenil... duplexne ziarice mam odlozene ze by som si to niekedy este rozmyslel alebo nasadil inde...
 
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rado3105
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 11.01.2013 - 18:59 #102300
Majster


Joined: Júl 11, 2008
Posts: 2311

ak si to mal daleko od backbonu ok...vysoka latencia nv2 ti nevadi...ale ak to mas blizko backbonu a siri sa to dalej na mnozstvo dalsich hopov, tak tu dualnstreme nema konkurenciu co sa tyka latencie, ta je stabilne okolo 0-1ms. Na nku to planujem vyskusat ked budem mat navyse karty a anteny....lebo vyzera to tak, ze nikto to riadne neskusal hlavne na novom 5kovom firmwari(novych verziach)....
Inako kolko hopov mas za sebou na nv2 a aku mas latenciu od prveho na posledny.....
 
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midnight_man
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 11.01.2013 - 19:49 #102301
Majster


Joined: Feb 14, 2011
Posts: 2544

802.11n ma velmi daleko od backbone spoja.
 
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Chalan
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 12.01.2013 - 19:56 #102306
Majster


Joined: Máj 12, 2004
Posts: 4579
Location: Bratislava
ja mam len jeden nv2 spoj zatial...

nstreme2dual mi bezal na 1km priamo na backbone (optika), oproti jrc24extreme duplexky a x86ky. chodilo to dobre ale raz za cas to zblbo tak ze som ani nevedel ako to znova rozbehat, musel som povypinat, pozapinat, odstranit, znova vytvorit a znova to chodilo, preto som mal paralerne obycajny p2p spoj s ospf...

teraz som to cele nahradil tym jednym nv2 mimo... dnes som ale zistil ze som mal priepustnost rx max 2mbit... kukal som na registraciu tak na strane klienta 300/300 na strane ap 6/300 stacilo na strane klienta reconectnut spoj a uz to islo dobre... 5.22 na kazdej strane...

ale mas pravdu ak to chces tak ze za tym budes mat dalsich kopec spojov je lepsia volba nstreme2dual... mne to vsak na nku nebezalo len na acku... tak nasad a vyskusaj... kebyze chces tie ziarice by som ti mohol pozicat ale asi si dost daleko...
 
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rado3105
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 12.01.2013 - 22:12 #102307
Majster


Joined: Júl 11, 2008
Posts: 2311

no ved v acku mi to rok bezi...so zapnutym turbom pre jeden smer to da v pohode 50mbit/s v zarusenom prostredi....ziadny problem behom roka...nejake veci na to nko budu tak to potestujem...ale vdaka
 
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Chalan
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 13.01.2013 - 18:13 #102310
Majster


Joined: Máj 12, 2004
Posts: 4579
Location: Bratislava
bol som v garazi a zistil ze mam vlastne komplet poskladane tie 24extreme duplexne anteny, bez kablov s Nkovymi konektorami, mozem ti ich pozicat len neviem odkial si... mam k nim aj jr300 tie boxy kde sa duplex ziaric zmesti tak by si mohol len osadit dosky a pigtaile...

da sa na nstreme2 zapnut nv2? malo by to vyznam pri p2p spoji?
 
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midnight_man
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 13.01.2013 - 18:23 #102311
Majster


Joined: Feb 14, 2011
Posts: 2544

na nstreme dual sa nic zapnut neda....zo svojej podstaty TDMA by to nemalo mat vyznam u P2P spoja...ale bohvie.
 
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JOFO
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 13.01.2013 - 18:55 #102312
Majster


Joined: Jan 08, 2006
Posts: 2584

TDMA u p2p spoja vyznam ma, len pri nstreme2dual to vyznam nema... TDMA jasne urcuje, kedy sa bude vysielat a kedy prijmat t.j. upload aj download bezi v jasne urcenom case a nedochadza teda ku koliziam, co u klasickeho CSMA nie je mozne...
 
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rado3105
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 13.01.2013 - 23:47 #102313
Majster


Joined: Júl 11, 2008
Posts: 2311

jeden smer som dal 40mhz kanal(download) ide to 75mbit/s(tcp, 20, jednosmerne) testovane cez mikrotik btest, odozva v zatazi 16ms stabilne. Obojstranny test: down:50mbit/s, up: 33mbit/s(40mhz kanal pre down, 20mhz pre up), na oboch stranach ackove karty, rb433ah.
 
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Chalan
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 14.01.2013 - 09:49 #102314
Majster


Joined: Máj 12, 2004
Posts: 4579
Location: Bratislava
podla vsetkeho by ti mal ist pri nstreme2spoji obojstranny test rovnako ako ked skusas jeden ci druhy smer zvlast. jedine ze by nestihalo CPU 433ah alebo mas blizko kanali a rusi sa ti to... skusal si aj udp? pripadne pri testoch kuknut vytazenie cpu...

inak nerozumiem co je tych 20 pises "75mbit/s(tcp, 20, jednosmerne)"
 
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rado3105
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 14.01.2013 - 11:22 #102316
Majster


Joined: Júl 11, 2008
Posts: 2311

Chalan wrote: ›podla vsetkeho by ti mal ist pri nstreme2spoji obojstranny test rovnako ako ked skusas jeden ci druhy smer zvlast. jedine ze by nestihalo CPU 433ah alebo mas blizko kanali a rusi sa ti to... skusal si aj udp? pripadne pri testoch kuknut vytazenie cpu...

inak nerozumiem co je tych 20 pises "75mbit/s(tcp, 20, jednosmerne)"

to mas ako dva spoje, jeden iba posiela a druhy iba posiela - full duplex, ziadne overovanie. Jeden ma viac preto lebo je 40mhz, druhy je len 20mhz. A nestiha CPU preto to nie je viac....20 je pocet tcp spojeni.
UDP test je taky isty ako tcp. Odozva v klude 0-1ms.
 
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midnight_man
Post subject: RE: Nstreme dual na Nku, ma niekto?  PostPosted: 14.01.2013 - 11:31 #102317
Majster


Joined: Feb 14, 2011
Posts: 2544

75mbps v tcp by som povedal ze je tak akurat Smile na 40Mhz v ačku.
 
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