Kompyuta, Zida
Chigamba chingwe - ndichiyani? Kodi mitundu zingwe chigamba?
Chigamba zingwe (chigamba zingwe) amatchedwa zingwe magetsi kapena CHIKWANGWANI chamawonedwe, moti kulumikiza kapena kulumikiza zipangizo zamagetsi. Ambiri ntchito zinthu deta analandira mu kapangidwe ndi chilengedwe Intaneti m'dera m'deralo. Kuti mankhwala a masiwichi polumikiza kaphatikizidwe kamakompyuta kwa zipangizo zopezera kawirikawiri amagwiritsidwa ntchito chigamba chingwe 5e, chopangidwa ndi njira mafakitale kapena Chotsimikizika. Sukuluyi CHIKWANGWANI chamawonedwe chigamba zingwe.
Chigamba chingwe - ndichiyani? Kodi ntchito?
Kugwirizanitsa zigawo anthuwo maukonde, muyenera kugwiritsa ntchito zingwe wapadera. Choncho, kulumikiza ndi PC ndi rauta DSL kapena kusinthana muyenera kukonzekera zopezera chigamba chingwe. Ndi chiyani icho? Ndi gawo la UTP chingwe kutalika isagwe kapena unshielded 1.5 m, pa mbali zonse za amene wotetezedwa mwa crimping chida RJ 45 zolumikizira.
Standard TIA-568A ndi TIA-568B
Pali mfundo kulumikiza zingwe ngati zipangizo zina: TIA-568A ndi TIA-568B. Nanga ntchito 5e chigamba chingwe cha polumikiza zipangizo zopezera? Mfundo chimatanthauza dongosolo la mawaya munthu mu cholumikizira ndi mtundu. chakuti mkati muyezo UTP chingwe ndi kutchinjiriza wosanjikiza chingwe ndi wokhotakhota akuwauza. Umene uli pa iwo ndi chizindikiro imafalikira. kutchinjiriza wosanjikiza likufotokoza wochititsa angakhale ndi wa mitundu isanu muyezo:
- lalanje;
- woyera-lalanje;
- wobiriwira;
- woyera wonyezimira;
- buluu;
- woyera ndi buluu;
- zofiirira;
- woyera ndi zofiirira.
Muyezo TIA-568A kuti Buku akuyamba ndi mawaya woyera ndi wobiriwira, ndipo wobiriwira. Mu chimake ndi, TIA-568B woyamba kupita mawaya lalanje. kusiyana ena mwa dongosolo la moyo Tingaone pa cipangizo. Ena akatswiri maukonde pamene polumikiza zolumikizira amangosankha kusintha dongosolo la amoyo. Izi osavomerezeka. Bwino kutsatira imodzi yokonzera muyezo, kuti asasokonezeke m'tsogolo.
Kuti kulumikiza chigamba chingwe?
Crimped mbali zonse za chingwe ndi yofunika kwa woyang'anira dongosolo. Pali zipangizo ambiri amene amagwiritsa kwa maukonde ntchito chigamba chingwe. Kodi chipangizo ichi? Mndandanda ndi yaikulu kwambiri. Nawa okha zosankha wotchuka:
- mzere chigamba gululi ndi PC kapena laputopu;
- kompyuta kwa DSL modemu;
- Pitani ku rauta kapena lophimba ndi mzake;
- kompyuta kwa likulu la;
- DSL modemu kuti yolozera chipangizo kapena magetsi;
- opanda zingwe kupeza mfundo kuti lophimba ndi luso PoE, kapena popanda izo.
Ngati ntchito LC LC chigamba chingwe, iwo amaonera kusinthitsa chipangizo ndi wam'mbuyomu pakati pawo. Mtundu wa chingwe amagwiritsidwanso ntchito polumikiza masiwichi ndi zipangizo zina zopezera kwa gulu chigamba.
ndi zosintha zingwe chigamba Kodi
Ngakhale kuphweka chipangizo, ndi zingwe chigamba asemphana ena. Mwachitsanzo, iwo zikugwirizana ndi gulu 5, 5e, kapena 6. chithunzi anafotokoza zimene zipangizo ntchito chingwe, ndi mtundu wa zolumikizira RJ 45 ntchito inayake chigamba chingwe UTP. Kodi izi zikutanthauza kuchita? Various UTP zingwe kuthandiza osiyana ukuthamana liwiro. Ena a iwo amatha osiyanasiyana wamkulu wa HIV chizindikiro.
Gigabit Efaneti thandizo, nkhani ya khalidwe la zingwe UTP
Pali ambiri amalakwa poganiza ogula, ndilo kuti iwo ayenera chingwe mphaka 6, Gigabit kuti mbendera pa maukonde anu. mawu awa umakhala anagula wotchipa waya chiyambi n'ngwokayikitsa. yabwino Category 5e chingwe, chopangidwa mfundo yoyenera, adzakhala ndi Gigabit chizindikiro. drawback wake yekha ndi kuti sichikanayankha kapena mbiri yabwino kwa izi. Choncho, palibe chitsimikizo kuti CAT5 chingwe adzavomereza Gigabit Efaneti.
kusiyana lofunika zingwe chigamba 5 ndi magawo 6
Massively ntchito makamaka zingwe UTP Category 5. Iwo wotchipa, losavuta ndi odalirika. Ngati mankhwala bwino anapanga, iwo ali, ngakhale popanda mavuto adzasunga Gigabit chizindikiro. Koma nthawi zina mungapeze ndi chigamba zingwe Category 6 (pafupifupi 3-5% milandu). Kodi kusiyana kwenikweni ndi 5e chigamba chingwe? ichi waya zamatsenga ntchito kulikonse chiyani?
Kodi zinsinsi akadali madoko yachibadwa chigamba chingwe? awa mikhalidwe imene kupanga mankhwala kotero mosalekeza chida chogwirira ntchito yomanga Intaneti kompyuta chiyani? Kunja kutchinjiriza wosanjikiza amateteza osakwatiwa-waya mkuwa akuwauza, wopota awiriawiri ndipo ndi awiri a 0,52 mm. Aliyense wochititsa ali ndi polyethylene olimba. Kumatetezera mawaya ku kusokonezedwa zosiyanasiyana ndi ingress wa makutidwe ndi okosijeni madzi. UTP chingwe kwambiri kusintha, kulola kugwiritsa ntchito njirazo mosayembekezeka kuti maukonde njira.
The osiyana mtanda Patch chingwe
Mphamvu zingwe za "kusinthanitsidwa" ndi mtundu wapadera wa michira ya nkhumba, amene ntchito Ras chipangizo. peculiarity awo - Cross kugwirizana dera mawaya munthu mwachindunji cholumikizira mapeto. Choncho, ngati pa dzanja limodzi lachitsanzo ntchito TIA-568A, ndiye wina ntchito TIA-568B dera.
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