o max ksanaxtypa...
/j #faq
wireless 802.11 protokolo asyrmaths dyktiosis yparxoun mexri stigmhs 2 to a kai to b. to b einai to poio diadedomeno authn thn stigmh kai to poio fthno vashka.. to poio fthno einai to b pou douleuei sta 11mbit (aman me auta to 22mbit kakos to eipa.. apla merhkes etairies kanane eidhkh patenta PANW sto b gia na exoun 22mbit se transfer...) oi thmes eiani pano kato idies.. giati palh mhlame gia b.. to a einai gia poio ypshles speed (axrhstes gia ena MEGALO dyktio..) ante na sthseis backbones(raxokokalia) se a.. alla ola auta shzhtiounte...
tora oso gia tis polhkatikies... re sh synonomate esh pou meneis se stablo?den boreis na zhthseis apo thn diaxeirhsh na shkoseis mia keraia sthn taratsa... kai ena kouti me ena access point?auta nomhzw paidia DEN einai problhmata...
oso gia tis keraies... ta specs gia to b kai panw kato einai hdia kai gia to a(pou den mas endiaferei ksanalew...) einai entos kthriou kamoia 70 metra(dokimazmena apo emena) kai kamoia 600m ektos kthriou(me optikh epafh). tora ean eimaste se mia polh ta kthria douleuoun san anaklasthres.. pou shmainei DEn borw na sas pw... ean o giorgos sthn polhkatikia a pou exei ena access point borei na synde8ei me to kosta client pou einai sthn 2 tetragona poio piso... se periptoseis pou den borei to client na piasei access point to pouli... alla auto den einai prob giati OPWS kai EIPA! ean eiste makgies kai 8a sas boh8hsw na ghnete... na thn psaxete na vreite kartoules oi opoies exoun etoimh ypodoxh gia external keraia.. pou shmainei me +20 euro 8a exis kai ena new dipolo me megalo range... kati allo! oso poio polh dyskoleuete ta devices na mhlhsoun logo apostaseis.. h ebodion... toso poio polh katevazoume thn speed ta support gia to b einai 11,5.5,2,1 pou shmainei dokhmazeis 11 den douleuei.. pame 5.5.. asfalws yparxoun programmata me ta opoia 8a vlepete poso shma exete ston dekth sas etsi oste na kounhsete thn keraia gia na exete to meghsto shma sthn perioxh pou vrhskeste...
outopia einai re sh grhgorh gia mena... na kykloforo me to amaxi mou mesa sthn polh na exw ena laptop kai na paizw mp3 apo to pc tou spitiou mou pernontas 3 access points... den einai outopia? einai oti poio syxgrono kai GAMATO borei na mas prosferei h texnologia se 8emata asyrmaths diktioshs...
ta access points metaxh tous kanoun bridge connection... h erwthsh pou kaneis gia thn apostash metaxh tous einai blakeia.. giati sou eipa.. xoneis keraia kai eidhka otan ta access points einai sta8era shmeia... oxi p.x opws ena laptop 8a sthneis se pshla shmeia kai vazeis dyo kateu8hntikes keraies na karfonei o enas ton allon... seturisma ghnete shnh8ws me laser point vradhnes ores.. auto vevaia ean exeis optikh epafh se periptosh pou den exeis ... old fashion way.. pyxhda..
sto 8ema server tora... ola auta ta box pou 8a syndeonte... skepsou exoume 3 access points ok? sto proto access point einai o client1,client2,client3 sto access point 2 client4,client5,client6 sto 3o client7,client8,client9 ok mexri edw? tora skepsou oti ta access points einai sthn seira
access point 1 - 2 - 3(skefthte 3 polhkatikies sthn seira..)
otan to client1 8elei na synde8ei me ton client9 prepei kapws to access point na katalavei vash tou ip apostolea oti to client9 vrhskete sto accesspoint3... to pasari to paketo ston 2 (giati kserei na kanei ROUTING ) ta pernei ta paketa o access point2 kai leei auta den einai dhka mou.. einai gia client tou access point 3 kai ta pasari se auton ta pernei o access point3 kai leei OP poios poustis kanei syndesei se diko mou client... kai kanei to connection... se tetoies periptoseis mhlame gia statiko routing..mhn me rwthste ti einai statiko kai ti dynamiko... auta DEN sas endiaferoun... einai low level.. pou ean 8elete sas ta kanw egw h deixnw se kapoion pws(oxi oti 8a boresei alla leme tora).
auta gia shmera guys
/part #faq
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