Video: Kuv puas yuav xaim t568a lossis t568b?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Raws li txoj cai dav dav, t568 ua thiab t568b ua tsis muab sib xyaw los sis sib pauv. Nco ntsoov tias t568 ib yog hom kev nyiam tshaj plaws rau kev tes hauj lwm tshiab hauv Tebchaws Meskas, koj tuaj yeem (tsim) pub dawb los xaiv kab hluav taws xob tswv yim rau cov xwm txheej uas lub network tshiab tau tsim los ntawm hauv av.
Ib yam li ntawd, puas yog t568b sai dua t568a?
Txawm tias t568 ib yog qhov siv ntau tshaj plaws, lub t568 ua txoj kab hluav taws xob yog pom raws li qhov zoo dua Cov txheej txheem xaim rau RJ45 modular plugs vim nws muab kev rov qab sib raug zoo rau tsis yog ib qho xwb, tab sis kuj yog ob-pair USOC thaiv kev teeb tsa.
Ib sab saum toj no, koj puas tuaj yeem sib xyaw t568a thiab t568b? Hauv LANs, raws li spec'ed los ntawm 568, muaj ob qhov ua tau pinouts, hu ua T568A thiab T568B uas txawv tsuas yog nyob rau hauv uas cov xim coded khub txuas nrog - khub 2 thiab 3 yog thim rov qab. Nco tseg: Plugs / jacks thiab punchdowns muaj cov lej sib txawv! Koj ua tsis tau sib tov lawv li lawv yuav ua rau wiremap yuam kev - esp.
Raws li txoj cai, qhov txawv ntawm t568a thiab t568b tus qauv yog dab tsi?
T568A thiab T568B yog cov qauv tau teev tseg los ntawm ANSI, TIA, thiab EIA rau RJ45 jacks thiab plugs uas xa mus rau txoj hauj lwm ntawm cov xov hlau nyob rau hauv yim txoj hauj lwm modular plugs. Ob tug no qauv zoo sib xws. Tsuas pom xwb qhov sib txawv ntawm lawv yog cov khub 2 thiab 3 (ntsuab thiab txiv kab ntxwv) sib hloov.
Kuv puas siv a lossis b Ethernet?
568A yog tus qauv rau kev sib txuas suab. Hluav taws xob lawv zoo tib yam, cov khub xim sib txawv xwb. Tsis muaj qhov sib txawv ntawm qhov ua haujlwm, tsuas yog qhov yog, xaim khiav lossis jumper nrog ib kawg -A thiab lwm yam - B tsim ib tug crossover cable. 568B yog tus qauv ib txwm - xijpeem koj siv , cia li ua tib zoo.
Pom zoo:
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