Cat5/5e, Cat6/6a, Cat7 a me Cat8 Cable: Ke Alakaʻi Loa
nīnau i kēia manawaCat5/5e, Cat6/6a, Cat7 a me Cat8 Cable: Ke Alakaʻi Loa
Pono wau i kahi alakaʻi hope loa no nā kaula Cat5/5e, Cat6/6a, Cat7, a me Cat8. ʻO kaʻu ʻike e pili ana i kēia mau māhele. Hōʻike kēlā me kēia helu Cat i nā kikoʻī like ʻole no nā kaula Ethernet, ʻOkoʻa lākou ma ke ʻano o ka wikiwiki, ka bandwidth, ka pale ʻana, a malia paha ka mamao e hiki ai iā lākou ke hoʻouna pono i ka ʻikepili.

ʻO ka mea mua, pono wau e wehewehe i kēlā me kēia mahele pākahi. E nānā kākou. ʻOi aku ka kahiko o Cat5, a hiki paha i 100 Mbps? Akā ua hoʻonui ʻia ʻo Cat5e, e kākoʻo ana a hiki i 1 Gbps. A laila hiki iā Cat6 ke hana i 1 Gbps ma nā mamao lōʻihi, malia paha he 10 Gbps akā pōkole. Hoʻonui ʻia ʻo Cat6a, no laila ʻoi aku ka maikaʻi o ka hana, malia paha he 10 Gbps ma luna o 100 mika. Ua pale ʻia ʻo Cat7, ʻoi aku ka wikiwiki, akā hoʻohana i nā mea hoʻohui like ʻole? A ʻo Cat8 no nā kikowaena ʻikepili, wikiwiki loa akā ʻoi aku ka pōkole.
E kali, pono iaʻu e loaʻa i nā kikoʻī pololei. E ʻae mai iaʻu e nānā i koʻu hoʻomanaʻo. ʻO Cat5e he 1 Gbps a hiki i 100 mika. Hiki iā Cat6 ke hana i 10 Gbps a hiki i 55 mika. Hoʻonui ʻo Cat6a i kēlā i 100 mika no 10 Gbps. Ua helu ʻia ʻo Cat7 no 10 Gbps a hiki i 100 mika a me nā alapine kiʻekiʻe aʻe paha. Ua hoʻolālā ʻia ʻo Cat8 no 25 a i ʻole 40 Gbps a hiki i 30 mika. Eia kekahi, he mea nui ka pale ʻana; ʻoi aku ka nui o ka pale ʻana o nā māhele kiʻekiʻe e hōʻemi i ka hoʻopilikia.
Pono hoʻi au e haʻi aku i nā ʻokoʻa kūkulu ʻana, e like me UTP (unshielded twisted pair) vs. STP (pale ʻia). ʻO Cat5e ka maʻamau ʻo UTP, ʻoiai ʻo Cat6a a ma luna e hoʻohana paha i ka pale ʻana. Hoʻohana ʻo Cat7 i nā mea hoʻohui GG45 a i ʻole TERA, akā kūlike me RJ45. E kali, pololei anei kēlā? Malia paha hoʻohana pinepine ʻo Cat7 iā RJ45 akā me ka pale ʻana. Hoʻohana maoli ʻo Cat8 iā RJ45.
He mea nui nō hoʻi nā noi. No ka laʻana, ʻo Cat5e no nā pūnaewele home, Cat6 no nā keʻena, Cat7 no nā ʻoihana, a me Cat8 no nā kikowaena ʻikepili. ʻO ke kumukūʻai kekahi ʻano; ʻoi aku ke kumukūʻai o nā māhele kiʻekiʻe. He mea noʻonoʻo paha ka hōʻoia ʻana i ka wā e hiki mai ana. Eia kekahi, ʻo ka lōʻihi o ke kaula a inā he kumu paʻa a i ʻole he kumu stranded. ʻAe, pololei, ʻo ke kumu paʻa no nā hoʻonohonoho paʻa, stranded no nā kaula patch.

Pono wau e hoʻonohonoho i ke alakaʻi me nā ʻāpana no kēlā me kēia ʻano kaula, nā kikoʻī koʻikoʻi (wikiwiki, bandwidth, mamao), pale, nā noi, a me kahi pakuhi hoʻohālikelike. A laila e hoʻokomo i nā manaʻo kūʻai e like me nā pono noi, ka hōʻoia ʻana i ka wā e hiki mai ana, ka waihona kālā, ke kaiapuni (ka hoʻopilikia ʻana i ka walaʻau), a me ke ʻano hoʻonohonoho (paʻa vs. stranded).
E kali, pono wau e nānā pālua i nā wikiwiki a me nā mamao kiʻekiʻe loa. E ʻae mai iaʻu e hōʻoia: ʻO Cat5e he 1 Gbps ma 100 MHz ma luna o 100m. ʻO Cat6 he 1 Gbps a hiki i 100m, 10 Gbps a hiki i 55m. ʻO Cat6a he 10 Gbps ma 500 MHz ma luna o 100m. ʻO Cat7 he 10 Gbps ma 600 MHz ma luna o 100m, a ʻo Cat7a a hiki i 1000 MHz. ʻO Cat8 he 25/40 Gbps ma 2000 MHz a hiki i 30m. Eia kekahi, ʻoi aku ka paʻakikī o nā koi pale o Cat7 a me 8.
He mea nui ka hoʻokomo ʻana i ka bandwidth (MHz) no ka mea e pili ana kēlā i ka hiki ke hoʻoili ʻikepili. Nā mea hoʻohui: Hoʻohana ʻo Cat8 iā RJ45, akā he ʻokoʻa paha nā ʻano pale o nā Cats ma mua. Eia kekahi, kūlike me nā ʻōnaehana e kū nei. No ka laʻana, ʻo ka hoʻohana ʻana iā Cat6a me nā jacks Cat5e ʻaʻole paha e hoʻohana i ka hiki piha.
Pono wau e haʻi aku he kākoʻo nā māhele kiʻekiʻe i nā bandwidth kiʻekiʻe a no laila ʻoi aku ka maikaʻi no nā pūnaewele wikiwiki, akā he nui paha no ka hoʻohana kumu. Eia kekahi, nā ʻokoʻa kino e like me ka mānoanoa a me ke radius kūlou. ʻOi aku ka mānoanoa o Cat6a a ʻoi aku ka liʻiliʻi o ka maʻalahi ma mua o Cat5e.
Ma nā noʻonoʻo kūʻai ʻana, nā mea e like me nā pono o kēia manawa a me ka wā e hiki mai ana, ke kaiapuni (ʻoihana me ke komo ʻana a me ka home), a inā pono lākou i ka PoE (Mana ma luna o Ethernet), ʻo wai nā māhele kiʻekiʻe e kākoʻo maikaʻi aku.
Pono wau e hōʻoia i ka maʻalahi o ke alakaʻi e hoʻomaopopo, e pale ana i ka nui o nā ʻōlelo loea, akā he ʻike nō naʻe. Malia paha he papa hōʻuluʻulu pōkole ma ka hoʻomaka, a laila nā ʻāpana kikoʻī. Eia kekahi, nā hihia hoʻohana maʻamau e kōkua i ka poʻe heluhelu e hoʻoholo i ka mea a lākou e pono ai.
E kali, pono wau e nānā inā ʻike ʻia ʻo Cat7 e nā kūlana TIA/EIA a i ʻole he kūlana ISO. No ka mea, i kekahi manawa, ʻaʻole i hoʻohana nui ʻia ʻo Cat7 ma kekahi mau wahi. ʻOi aku ka maʻamau o Cat6a a me Cat8. He mea paha ia e haʻi ʻia ma lalo o nā noʻonoʻo ʻana, e like me ka hoʻohālikelike ʻana me nā kūlana e kū nei.
Eia kekahi, ʻokoʻa ke kumukūʻai. ʻO Cat5e ka mea makepono loa, a laila ʻo Cat6, Cat6a, Cat7, Cat8 ka mea pipiʻi loa. No laila he mea nui ka waihona kālā. No ka hapa nui o nā mea hoʻohana home, ua lawa ʻo Cat5e a i ʻole Cat6. No nā hale akamai me nā hāmeʻa he nui, malia paha ʻo Cat6. No nā kikowaena ʻikepili, Cat8.
He pilikia paha ka hoʻomoe ʻana i ka honua me nā kaula i pale ʻia; inā ʻaʻole i hoʻomoe pono ʻia, hiki i ka pale ʻana ke hana i nā pilikia. No laila, pono ke kau ʻana i nā kaula i pale ʻia i nā ʻano hana kūpono.
I ka hōʻuluʻulu manaʻo, pono e uhi ke alakaʻi i nā kikoʻī o kēlā me kēia ʻano kaula, hoʻohālikelike iā lākou, a alakaʻi i ka mea heluhelu ma muli o kā lākou mau pono kikoʻī: nā koi wikiwiki, ka mamao, ke kaiapuni, ka waihona kālā, a me nā hoʻolālā e hiki mai ana.

Kaula Cat5/5e, Cat6/6a, Cat7, a me Cat8: Ke Alakaʻi Loa
ʻO ke koho ʻana i ke kaula Ethernet kūpono e pili ana i ka wikiwiki o kāu pūnaewele, ka mamao, a me nā pono o ke kaiapuni. Eia kahi alakaʻi pōkole e kōkua iā ʻoe e hoʻoholo:
Papa Hoʻohālikelike Wikiwiki
| Māhele | Ka wikiwiki loa | ʻO ka laulā | Ka Mamao Loa | Pale ʻana | Nā Hoʻohana Maʻamau |
|---|---|---|---|---|---|
| Cat5e | 1 Gbps | 100 MHz | 100m | UTP (Palekana ʻole) | Nā pūnaewele home, nā hoʻonohonoho kumu |
| Cat6 | 1 Gbps (100m) 10 Gbps (55m) | 250 MHz | 55m (10 Gbps) | UTP a i ʻole STP | Nā keʻena, nā pāʻani, ke kahe ʻana o 4K |
| Cat6a | 10 Gbps | 500 MHz | 100m | STP (Pale ʻia) | Nā keʻena nui, nā kikowaena ʻikepili |
| Cat7 | 10 Gbps | 600 MHz | 100m | S/FTP (Pale pālua) | Nā wahi ʻoihana, nā wahi walaʻau nui |
| Cat8 | 25/40 Gbps | 2000 MHz | 30m | S/FTP (Pale kaumaha) | Nā kikowaena ʻikepili, nā lumi kikowaena |
Ka Wehewehena Kikoʻī
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Cat5e
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Ka wikiwikiA hiki i ka 1 Gbps.
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Hoʻohana HihiaNā pūnaewele home maʻamau, VoIP, a me nā keʻena liʻiliʻi.
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Nā PōmaikaʻiKūʻai kūpono, maʻalahi, a kūpono hoʻi no nā wahi a pau.
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Nā mea ʻinoʻAʻole kūpono no nā hoʻonohonoho wikiwiki a i ʻole nā hoʻonohonoho kūpono i ka wā e hiki mai ana.
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Cat6
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Ka wikiwiki: 1 Gbps (100m) a i ʻole 10 Gbps (55m).
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Hoʻohana HihiaNā keʻena, nā pāʻani, a me ke kahe ʻana o 4K.
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Nā Pōmaikaʻi: Hoʻoponopono i ke kumukūʻai a me ka hana; lawelawe i 10 Gbps no nā holo pōkole.
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Nā mea ʻino: Palena ʻia ka laulā 10 Gbps; mānoanoa ma mua o Cat5e.
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Cat6a
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Ka wikiwiki10 Gbps a hiki i ka 100m.
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Hoʻohana HihiaNā keʻena nui, nā kikowaena ʻikepili, a me nā noi bandwidth kiʻekiʻe.
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Nā PōmaikaʻiPalapala no ka wā e hiki mai ana no nā pūnaewele 10 Gbps; ua hoʻemi ʻia ka crosstalk.
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Nā mea ʻinoNui, emi ka maʻalahi, a ʻoi aku ke kumukūʻai ma mua o Cat6.
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Cat7
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Ka wikiwiki10 Gbps a hiki i ka 100m.
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Hoʻohana HihiaNā wahi ʻoihana, nā wahi i hoʻopilikia nui ʻia.
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Nā PōmaikaʻiPale kaua kaumaha (S/FTP) no ke kū'ē ʻana i ka walaʻau.
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Nā mea ʻinoHoʻohana i nā mea hoʻohui GG45/TERA maʻamau ʻole (ʻoiai kūlike me RJ45). ʻAʻole ʻike nui ʻia e TIA/EIA.
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Cat8
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Ka wikiwiki: 25/40 Gbps a hiki i ka 30m.
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Hoʻohana HihiaNā kikowaena ʻikepili, nā pilina kikowaena wikiwiki.
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Nā PōmaikaʻiNā wikiwiki loa no nā holo pōkole; pale piha ʻia.
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Nā mea ʻinoPipiʻi, pōkole ka mamao, a nui loa no ka hapa nui o nā home.
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Nā Manaʻo Kūʻai Koʻikoʻi
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Nā Pono o ka wikiwiki a me ka bandwidth
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Hoʻohana maʻamau (kele pūnaewele):Cat5e.
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Ke kahe ʻana/pāʻani 4K:Cat6a i ʻoleCat6a.
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Nā kikowaena ʻikepili/ʻoihana:Cat6aa i ʻoleCat8.
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Ka mamao
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No 10 Gbps ma ʻō aku o 55m:Cat6a.
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Nā holo wikiwiki pōkole (e laʻa, nā ʻūlū kikowaena):Cat8.
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Kaiapuni
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Ke kū'ē nui ʻana (nā hale hana, nā haukapila): Pale ʻiaCat6aa i ʻoleCat7.
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Home/keʻena: UTPCat5e/Cat6.
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Ka Hōʻoiaʻiʻo ʻana i ka Wā E Hiki Mai Ana
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E hoʻopukapuka kālāCat6ano ka mākaukau o 10 Gbps.
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E pale iā Cat7 ke ʻole e kū mai nā pono pale kikoʻī.
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Kumukūʻai
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Hoʻolālā kālā:Cat5e(0.10–0.20/kapuaʻi).
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Waena waena:Cat6(0.20–0.30/kapuaʻi).
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Kūlana kiʻekiʻe:Cat6a(0.30–0.50/ft) a i ʻoleCat8($1.00+/kapuaʻi).
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ʻAno Hoʻokomo
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Nā holo i loko o ka pā:ʻO ke kumu paʻanā kaula (ʻoi aku ka paʻa).
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Nā kaula hoʻopili:ʻO ke kumu i hoʻopaʻa ʻia(hiki ke loli).
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Nā Manaʻo Hope Loa
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Pale ʻanaPono i nā wahi walaʻau akā pono ke hoʻokumu pono ʻia.
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Nā KūlanaUa ʻike ʻia ʻo Cat6a a me Cat8 e TIA/EIA; Ma hope o ISO ʻo Cat7.
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Kākoʻo PoEKākoʻo nā māhele āpau iā PoE, akā mālama maikaʻi nā papa kiʻekiʻe i ka wela.
E koho ma muli o kāu mau pono o kēia manawa me ka noʻonoʻo ʻana i nā hoʻonui hou ʻana i ka wā e hiki mai ana. Ola ka hapa nui o nā hale me Cat6, ʻoiai ʻo nā ʻoihana e hilinaʻi iā Cat6a a i ʻole Cat8.

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