Txawm hais tias Wi-Fi tau dhau los siv dav, xaim Ethernet tseem yog lub hauv paus rau siab -bandwidth, qis-latency, thiab kev sib txuas ruaj khov, tshwj xeeb tshaj yog nyob rau hauv ib puag ncig uas xav tau kev ua haujlwm zoo hauv network, xws li chaw ua haujlwm, chaw zov me nyuam, thiab siab - video streaming. Cov feem ntau tooj liab Ethernet cable pawg hnub no suav nrogCat5 e, Cat6, Cat6a, Cat7, thiab Cat8, txhua qhov muab kev sib txawv bandwidths, Ethernet Cat ceev, kis tau tus mob, thiab cuam tshuam tsis kam.
Kab lus no yuav piav qhia qhov txawv ntawm cov noEthernet cable homthiab lawv cov kev sib tw ceev, pab cov neeg nyeem xaiv txoj kab zoo raws li cov kev xav tau ntawm kev sib txuas ceev, kev ncua deb, ib puag ncig, thiab pob nyiaj siv, thaum tseem tab tom tso cov hauv paus rau cov khoom tom ntej thiab cov nplooj ntawv daws teeb meem.
Txheej txheem cej luam ntawm Common ethernet cable hom Categories
Ua ntej dhia mus rau hauv ib tus neeg hom cable, nws yuav pab tau kom nkag siab tias Ethernet "Category" txhais tau li cas thiab yuav ua li cas cov pawg feem ntau tau muab tso rau hauv tiag - network networks. Nyob rau hauv cov qauv cabling, txhua pawg (Cat) txhais ib theem kev ua tau zoo rau tooj liab twisted -pair cables, nrog rau bandwidth, kev xeem yuav tsum tau, thiab lub siab tshaj plaws txhawb Ethernet speeds. Los ntawm Cat5e mus txog Cat8, cov pawg no npog txhua yam los ntawm kev sib txuas hauv tsev yooj yim mus rau siab -cov ntaub ntawv txuas ceev ceev.
Dab tsi yog Ethernet Cable Qeb (Cat)?
Ib qho Ethernet cable Qeb, feem ntau luv rau"Miv", yog ib chav kawm kev ua tau zoo uas tau teev tseg los ntawm cov qauv kev lag luam xws liTIAthiabISO/IEC. Cov qauv no qhia meej:
Covntau zaus ua haujlwm(Bandwidth hauv MHz)
Ntsiabkis tau tus mob metrics(xws li kev nkag poob, rov qab poob, thiab crosstalk)
Cov kev sim thiab kev txwvcov cables yuav tsum dhau mus kom tau ntawv pov thawj rau qeb ntawd
Feem ntau, covsiab dua tus lej, qhov siab dua qhov kev txhawb nqa bandwidth thiab muaj peev xwm Ethernet Cat ceev. Piv txwv li, Cat5e yog tsim los rau gigabit daim ntawv thov, Cat6 thiab Cat6a txhawb 10G Ethernet ntawm qhov sib txawv, thiab Cat8 lub hom phiaj 25G / 40G hla luv tooj liab khiav. Txawm li cas los xij, Qib siab dua kuj feem ntau tuaj nrognce nqi, loj dua cable txoj kab uas hla, thiab stricter installation yuav tsum tau.
Feem ntau siv Ethernet Cable hom niaj hnub no
Hauv cov tes hauj lwm niaj hnub no, cov khoom siv dav dav tshaj plaws sib tw -pair Ethernet cable hom yog:
Cat5 e- Nkag mus - theem qauv rauGigabit Ethernethauv tsev thiab chaw ua haujlwm me me.
Cat6 – Mainstream kev xaivrau Gigabit networks nrog txwv10G muaj peev xwmtshaj luv luv.
Cat6 a- Tsim los rau10G Ethernet mus txog 100 meters, feem ntau siv nyob rau hauv niaj hnub chaw ua hauj lwm tsev thiab tsev kawm ntawv tes hauj lwm.
Cat7 – A shielded, siab -bandwidthkev xaiv cabling feem ntau yog siv rau hauv tshwj xeeb lossis EMI- hnyav ib puag ncig rau 10G txuas.
Cat8- Kev tiv thaiv tag nrho tooj liab tov rau25G/40G luv- mus txog qhov txuas(feem ntau txog li 30 meters), feem ntau hauv cov chaw zov me nyuam.
Ua ke, cov Ethernet cable hom npog tag nrho cov spectrum los ntawmtus nqi- kev sib txuas hauv tsev zoorausiab -kev ua tau zoo, latency-sensitive data center infrastructure, muab network designers ntau txoj kev xaiv kom phim ceev, nrug, ib puag ncig, thiab nyiaj txiag.
Kev piav qhia ntxaws ntawm ethernet cable hom (Cat5e rau Cat8)
Tshooj lus no saib ntawm txhua qhov feem ntauEthernet cable homhauv kev nthuav dav ntxiv. Rau txhua Qeb, peb mam li xaus nws cov qauvEthernet Cat ceevthiab bandwidth, qhov kev pom zoo nyob deb, qhov kev tsim kho yooj yim thiab kev tiv thaiv kev xaiv, thiab qhov twg nws yog feem ntau siv.
Cat5e Ethernet Cable - Nkag mus-Level Gigabit Standard
Cat5e (Txhim Kho Qeb 5) yog tus qauv yooj yim rau niaj hnub tooj liab Ethernet cabling. Nws txhawbceev mus txog 1 Gbpsdhau qhov chaw ua haujlwm thiab kev khiav hauv tsev, nrog abandwidth ntawm ib ncig ntawm 100 MHzraws li tau hais nyob rau hauv feem ntau cov qauv cabling. Rau ntau lub network yooj yim, Cat5e tseem muab kev ua tau zoo txaus rau kev siv txhua hnub.
Cat5e channel yog tsim los nqa1 G Ethernet mus txog 100 meters(nrog rau cov hlua khi thiab kab rov tav), ua rau nws haum rau feem ntau chav - mus rau - txee dai khaub ncaws thiab phab ntsa - qhov hluav taws xob khiav hauv tsev thiab chaw ua haujlwm me. Kev tsim kho yog feem ntauUTP (Unshielded Twisted Pair)nrog tus nqi sib tw yooj yim thiab kev ua tau zoo tuned los tswj NEXT thiab FEXT crosstalk.
Cov ntawv thov rau Cat5e suav nrogKev sib txuas hauv tsev, SOHO ib puag ncig, chaw ua haujlwm LANs, IP koob yees duab, thiab xov tooj VoIP, qhov twg tus nqi yog qhov tseem ceeb thiab ntev - tsiv teb tsaws mus rau 10G tsis yog qhov yuav tsum tau nruj.
Cat6 Ethernet Cable - Txhim kho kev ua tau zoo rau Gigabit thiab luv 10G
Cat6 Ethernet cables yog tsim los txhim kho kev ua tau zoo tshaj Cat5e, tshwj xeeb tshaj yog nyob rau hauv cov nqe lus ntawm crosstalk thiab headroom. Lawv ua haujlwm ntawm250 MHzthiab txhawb nqa1 Gbps mus txog 100 meters, tib yam li Cat5e rau Gigabit Ethernet. Tsis tas li ntawd, Cat6 tuaj yeem txhawb nqa10 Gbps nyob rau hauv luv luv, feem ntaumus txog 37-55 meters, nyob ntawm qhov kev teeb tsa thiab kev sim.
Txhawm rau ua tiav qhov no, Cat6 sivtighter twists, txhim kho khub sib cais, thiab tej zaum ib tug central splinekom txo crosstalk. Cat6 muaj nyob rau hauv ob qho tib siUTP thiab shielded versions (F / UTP, U / FTP, thiab lwm yam), muab cov neeg tsim qauv yooj yim kom phim EMI cov xwm txheej thiab kev coj ua hauv av.
Cat6 yog siv dav hauvgigabit LANs, kev teeb tsa kev ua si, chav kawm, thiab kev lag luam me meuas tej zaum yuav siv 10G ntawm kev ua haujlwm luv luv xws li hloov- mus rau - hloov cov kev sib txuas lossis kev sib txuas server hauv tib chav.
Cat6a Ethernet Cable - 10G mus txog 100 Meters
Cat6a (Augmented Qeb 6) yog thawj twisted -pair Qeb tshwj xeeb rau10 Gbps Ethernet tshaj 100-meter channel. Nws ua haujlwm ntawm500 MHz, muab ntau dua bandwidth thiab tswj nruj dua ntawm cov neeg txawv teb chaws crosstalk piv rau Cat6, tshwj xeeb tshaj yog nyob rau hauv siab -cov kab hluav taws xob ceev.
Vim tias cov kev xav tau nruj dua, Cat6a cables feem ntauloj hauv txoj kab uas hla (loj OD)thiab tej zaum yuav xav tias tawv dua li Cat5e/Cat6. Lawv muaj nyob rau hauv ob qho tib si UTP thiab thaiv kev tsim kho, nrog rau cov qauv tsim xws li cov khoom sib cais, khub muab tub lim, thiab ua kom zoo tshaj qhov ntev kom ua tau zoo ib yam txawm tias nyob rau hauv ib puag ncig nyuaj.
Cat6a yog qhov zoo tagnrho rauchaw ua haujlwm hauv chaw ua haujlwm, tsev kawm ntawv network, chaw tsim khoom siv xov xwm, tsev kho mob, thiab lwm yam siab -ib puag ncig tsheb, qhov twg10G mus txog 100 myuav tsum tau thiab qhov twg yav tom ntej scalability yog qhov tseem ceeb rau lub tsev tshiab lossis kho dua tshiab.
Cat7 thiab Cat7A Ethernet Cables – Shielded, Siab -Bandwidth Txuas
Cat7 thiab Cat7A yog siab -kev ua tau zoo twisted-pair systems pib txhais hauv ISO/IEC cov qauv (Class F thiab F_A). Lawv tsim los txhawb nqa10 Gbps mus txog 100 meters, nrogbandwidth feem ntau nyob rau hauv 600-1000 MHz ntau yam, nyob ntawm seb Qeb/Class.
Ib qho tseem ceeb ntawm Cat7 / Cat7A yog qhovthaiv kev tsim kho: feem ntau designsS/FTP los yog F/FTP, qhov twgTxhua twisted khub muaj nws tus kheej daim ntaub thaiv npog, ntxiv rau ib qho ntxiv zuag qhia tag nrho braid los yog ntawv ci. Qhov no txo qis electromagnetic cuam tshuam (EMI) thiab alien crosstalk, ua rau Cat7 / Cat7A haum rau hluav taws xob tsis zoo ib puag ncig lossis kev teeb tsa uas xav tau cov teeb liab muaj zog heev.
Cov xwm txheej siv xws lishielded enterprise cabling systems, industrial thiab tsheb thauj mus los ib puag ncig, tshaj tawm cov chaw, thiab lwm yam EMI-hnyav tej yam kev mobqhov twg tswj hauv av thiab kev tiv thaiv kev coj ua yog ib feem ntawm kev tsim tag nrho.
Cat8 Ethernet Cable - 25G / 40G rau Short Data Center Txuas
Cat8 yog qhov tseeb twisted -pair Pawg tsom rauluv- ncav cuag, ultra-siab- txuas ceev. Nws txhawb25 Gbps thiab 40 Gbps Ethernettshaj tus qauv channel ntev ntawmmus txog 30 meters, ua rau nws haum rau cov ntaub ntawv chaw tshwj xeeb topologies es tsis yog lub tsev cabling.
Cat8 ua haujlwm ntawm ntau zausmus txog 2000 MHz (2 GHz)thiab yogib txwm tiv thaiv tag nrho(piv txwv li F / UTP lossis S / FTP) los tswj kev sib tham sib tham thiab suab nrov sab nraud ntawm cov zaus siab. Vim cov kev txwv kev ua tau zoo nruj,kev teeb tsa, kev txiav tawm, thiab kev sim teb yuav tsum nruj duatshaj rau qeb qis.
Cat8 feem ntau yog siv hauvcov chaw zov me nyuamrausab saum toj- ntawm- khib (ToR) hloov kev sib txuas, server- mus rau - hloov cov kev sib txuas, siab - ceev cia nkag, thiab luv luv ntu ntu, qhov twg tooj liab yog nyiam rau tus nqi, latency, los yog tshwj xeeb tsim vim li cas thiab qhov twg qhov kev sib txuas nyob rau hauv lub hnab ntawv Cat8.
Ethernet Cable Tsim thiab Shielding Basics
Tshaj li cov lej thiab Ethernet Cat ceev, lubkev tsim kho lub cevntawm Ethernet cable muaj kev cuam tshuam ncaj qha rau kev ua haujlwm, kev teeb tsa tus cwj pwm, thiab kev cia siab ntev ntev -. Kev nkag siab txog kev tiv thaiv kev tiv thaiv, cov qauv neeg xyuas pib, cov ntaub ntawv lub tsho, thiab kev ua haujlwm ntawm PoE pab koj xaiv ib lub cable uas phim ob qho tib sihluav taws xobthiabtxhua yamkev xav tau.
UTP vs STP / FTP vs S / FTP - Yuav ua li cas tiv thaiv cuam tshuam kev ua haujlwm
Twisted -pair Ethernet cables yog tsim nyob ib ncig ntawm 4 khub ntawm conductors. Yuav ua li cas cov khub no tiv thaiv txiav txim lawv tus cwj pwm nyob rau hauv ib puag ncig nrov:
UTP (Unshielded Twisted Pair)
Tsis muaj hlau thaiv thaiv ib ncig ntawm cov khub.
Tso siab raukhub twisting thiab sib npaugtswj crosstalk thiab tsis lees paub lub suab nrov.
Lub teeb, yoog raws, yooj yim rau kev txiav, feem ntautus nqi qis dua.
Haum rautsev thiab chaw ua haujlwm txheem installationqhov twg EMI yog nruab nrab thiab txoj hauv kev ua raws li cov cai qis -voltage.
Tsev neeg STP/FTP (F/UTP, U/FTP, SF/UTP, thiab lwm yam)
Ib los yog ntau daim ntawv (F) los yog braid (S) shields nyob ib ncig ntawm tag nrho cov 4 khub los yog ntawm ob pawg.
Piv txwv:F/UTP= tag nrho cov ntawv ci nyob ib ncig ntawm txhua khub;U/FTP= ntawv ci ntawm txhua khub, tsis muaj ntaub thaiv npog tag nrho.
Muab kev tiv thaiv ntxivsab nraud cuam tshuam thiab alien crosstalk, tshwj xeeb tshaj yog nyob rau hauv tuab pob los yog ze ntawm lub hwj chim cables.
S/FTP thiab zoo sib xws siab - ntaub thaiv npog tsim
Feem ntauntawv ci ntawm txhua khub + ib qho tag nrho braid, muab covQib siab ntawm kev cais tawm.
Feem ntau hauvCat7/Caab 8thiab nyob rau hauv ib puag ncig uas muaj zog EMI (cov nroj tsuag kev lag luam, kev tsheb nqaj hlau, kev tshaj tawm, cov ntaub ntawv chaw).
Mas shielding yogtsis yog ib txwm zoo. Nws tsuas yog txhim kho kev ua tau zoo yog tias:
Qib EMI tiag tiag qhia nws,
Grounding thiab bondingraug engineered kawg-to-end, thiab
Tus nqi ntxiv, cable nruj, thiab installation complexity yog txais.
Hauv ntau lub tsev lag luam, ib qhov dej- tau nruabUTP Cat6/Cat6a systemua tau zoo kawg nkaus. Shielded systems yuav tsum tau xaiv raws li ib feem ntawm atag nrho system tsim, tsis yog nyob rau theem cable.
Khoom vs Stranded Conductors thiab Wire Gauge (AWG)
Hauv lub cable, txhua tus neeg xyuas pib tuaj yeem ua taukhov kholos yogtso tseg, thiab nws thickness yog txhais los ntawmAWG (American Wire Gauge).
Khoom conductors
Ib qho khoom siv tooj liab rau ib tus neeg xyuas pib.
Muabqis attenuation thiab zoo hluav taws xob ua haujlwmnyob deb.
Mechanically stiffer, tsawg kam rau ua dua bending.
Siv rautxuas mus tas li / kab rov tav kabhauv cov phab ntsa, qab nthab, thiab cov kav dej.
Stranded conductors
Txhua tus neeg xyuas pib yog tsim los ntawmntau nplua tooj liab strands.
Ntau ntauyoog raws thiab ruaj khov hauv qab khoov, zoo tagnrho raupatch cords thiab movable sib txuas.
Me ntsis siab attenuation dua cov khoom rau tib AWG.
AWG size (eg. 23 AWG vs 24 AWG)
Tus lej AWG qis dua =thicker neeg xyuas pib.
Thicker conductors feem ntau txhais tau tias:
Tsawg DC tsis kam→ tsawg voltage poob, zoo dua rau PoE.
Kev poob qis qis→ zoo dua margin dhau mus ntev.
Me ntsistxoj kab uas hla loj dua, cuam tshuam cov pob loj thiab khoov vojvoog.
Rau siab -kev ua tau zoo lossis siab - zog PoE txuas, khoom23 AWG or similarconductors feem ntau nyiam rau qhov chaw ruaj khov ntawm qhov system.
Jacket Materials, Fire Ratings, thiab Installation Ib puag ncig
Lub tsho sab nrauv thiab kev tsim kho yuav tsum sib phimqhov twg thiab yuav ua li cascable yuav raug ntsia:
Cov tsho loj / hluav taws kub xaiv xaiv
PVC: tus nqi- siv tau, siv qhov kev xav tau ntawm cov nplaim taws.
LSZH (Low Smoke Zero Halogen): Cov pa luam yeeb tsawg thiab tsis muaj roj halogen thaum hlawv; feem ntau yuav tsum tau nyob rau hauv cov chaw pej xeem, tunnels, thiab kev thauj mus los.
Plenum- ntsuas (piv txwv li CMP): ua raws li cov qauv hluav taws xob nruj dua thiab cov pa luam yeeb rau huab cua- tuav cov chaw hauv qee lub tebchaws.
Riser- ntsuas (piv txwv li CMR): haum rau ntsug shafts nruab nrab ntawm cov plag tsev uas plenum ntsuam xyuas tsis tas yuav tsum tau.
Installation tej yam kev mob
Sab hauvvs.sab nraum zoov: Sab nraum zoov cables yuav xav tauUV-cov tsho tiv thaiv, dej- thaiv cov ntsiab lus, lossis cov ris tsho hnav.
Hom kev: cable tais, tsa hauv pem teb, suspended ceilings, thiab conduits txhua imposes txawv txwv raukhoov vojvoog, rub nro, thiab sau tus nqi.
Mechanical thiab environmental stress: raug dej noo, tshuaj lom neeg, kev co, los yog nquag txav tuaj yeem xav tautshwj xeeb muaj los yog ruggedized designs.
Xaiv lub tsho kom raug thiab kev ntsuam xyuas kom tsis yog xwbkev ua raws cai thiab kev nyab xeeb, tab sis kuj ntev - kev cia siab rau lub sij hawm thiab kev saib xyuas yooj yim dua.
Ethernet Cable thiab PoE (Power dua Ethernet)
NrogPoE, PoE+, and PoE++dav siv rau cov ntsiab lus nkag, koob yees duab, xov tooj, sensors, thiab teeb pom kev zoo, cable yuav tsum nqa ob qho tib sicov ntaub ntawv thiab DC lub zogyam xyuam xim:
Cov ntsiab lus tseem ceeb cable rau PoE suav nrog:
DC tsis kam thiab tiv thaiv tsis sib npaug
Kev tiv thaiv qis txhais tau tiastsawg voltage poobthiab kev xa hluav taws xob ntau dua.
Cov khub zoo sib npaug tiv thaiv cua sov thiab pab tswj cov teeb liab kev ncaj ncees.
Kub nce hauv pob
Thaum ntau PoE cables nruj nreem,I²R poobua rau cua sov.
Cov neeg xyuas pib siab dua (thinner AWG) thiab qhov kub thiab txias ambient siab yuav ua rau muaj kev pheej hmoo.
Cov cua kub ntau dhau tuaj yeem ua rau kev ua haujlwm tsis zoo thiab ua rau lub neej luv luv.
Bundle loj thiab installation ib puag ncig
Cov pob khoom loj hauv qab nthab lossis cov tais uas muaj neeg coob heev yog qhov nkag siab rau PoE cua sov.
Cov qauv thiab cov txheej txheem feem ntau qhiaqhov ntau thiab tsawg pobrau cov hom cable thiab PoE qib.
Rausiab -Power PoE thiab cov kab txuas ntom ntom, nws raug nquahu kom siv:
Siab dua -cov kab hluav taws xob zoo nrog cov neeg ua haujlwm tuab dua (AWG qis dua),
Cov qauv tsim tau sim thiab teev rau cov ntawv thov PoE, thiab
Kev coj ua kom raug thiab kev sib koom ua ke kom tswj tau qhov kub thiab txias.
Qhov no xyuas kom meej tias lub cable tuaj yeem xa ob qho tib siruaj khov Ethernet kev ua tau zoo thiab txhim khu kev qha zog, txawm tias tsis tu ncua siab -load PoE ua haujlwm.
Kev sib piv Ethernet Cable Performance (Cat5e vs Cat6 vs Cat6a vs Cat7 vs Cat8)
Tom qab saib txhua Qeb hauv kev nthuav dav, nws muaj txiaj ntsig zoo los sib piv lawv ib sab. Cov lus hauv qab no qhia txog qhov tseem ceeb ntawm kev ntsuas kev ua tau zoo thiab kev siv ib txwm siv rau feem ntauEthernet cable hom.
Summary Table of Ethernet Cable Hom thiab Ceev
| Hom kab | Cov ntaub ntawv siab tshaj plaws | Qhov siab tshaj plaws uas pom zoo | Bandwidth (MHz) | Tiv thaiv kev xaiv | Tej kev siv |
|---|---|---|---|---|---|
| Cat5 e | 1 gbps ua | 100m (Gigabit Ethernet) | ~ 100 MHz | Feem ntau UTP | Kev sib txuas hauv tsev, SOHO, chaw ua haujlwm LANs, IP xov tooj, nkag mus- qib IP koob yees duab |
| Cat6 | 1 Gbps / 10 Gbps (luv luv) | 100m @ 1G, mus txog ~ 55m @ 10G | 250 MHz | UTP, F/UTP, U/FTP | Gigabit LANs, kev teeb tsa kev ua si, chav kawm, kev lag luam me me nrog kev txwv 10G |
| Cat6 a | 10 Gbps | 100 m (10GBASE-T) | 500 MHz | UTP thiab shielded variants | Cov chaw ua haujlwm hauv tsev kawm ntawv, cov tsev kawm ntawv hauv tsev kawm ntawv, kev tsim tawm xov xwm, siab -cov khoom kaw ntom ntom |
| Cat7 | 10 Gbps | 100 m (Class F / F_A) | ~ 600-1000 MHz | Feem ntau S / FTP, F / FTP | Tiv thaiv kev lag luam cabling, chaw lag luam, EMI- hnyav lossis lub luag haujlwm- qhov txuas tseem ceeb |
| Cat8 | 25 Gbps / 40 Gbps | Txog li ~ 30 m (cov ntaub ntawv luv luv) | Mus txog 2000 MHz | Kev tiv thaiv tag nrho (F / UTP thiab lwm yam) | Cov chaw zov me nyuam, ToR thiab server txuas, siab - ceev ceev, luv tooj liab nraub qaum |
Qhov kev sib piv ceev no ua rau nws yooj yim dua kom pom li casCat5e – Cat8scale nyob rau hauv cov nqe lus ntawmEthernet Cat ceev, nrug, thiab tiv thaiv, thiab hom kab ntawv twg haum rau hauv tsev, chaw ua haujlwm, kev lag luam, lossis chaw zov me nyuam cov xwm txheej.
Yuav ua li cas Bandwidth, Ceev, thiab nrug ua haujlwm ua ke
Qeb ntau dua feem ntau txhais tau tias siab duabandwidth ntsuam xyuas hauv MHz, masntau zaus tsis tau txhais hais tias "ceev" nyob rau hauv txhua qhov teeb meem. Real-kev ua tau zoo hauv ntiaj teb yog txhais los ntawmEthernet txujkoj tab tom khiav (1G, 10G, 25G, 40G), lubkab tsim, thiab covtxuas ntev:
Bandwidth (MHz)piav qhia txog qhov siv tau ntau zaus ntawm cable.
Ethernet ceev (Gbps)yog txiav txim los ntawm tus qauv Ethernet (xws li . 1000BASE-T, 10GBASE-T, 25GBASE-T).
Qhov siab tshaj plawsyog nyob deb npaum li cas tus qauv tuaj yeem ntseeg tau khiav dhau ntawm Pawg muab thaum ua tau raws txhua qhov kev txwv kev ua haujlwm.
Rau tooj liab twisted -pair cabling, qhov kev siv ntau yam zoo li no:
1G / 10G mainstream cheeb tsam (lub tsev cabling)
Cat5e–Cat6anpog feem ntau 1G thiab 10G xav tau.
Cat5e thiab Cat6 yog dav siv rau1 Gbps rau 100 m.
Cat6a yog qhov kev xaiv zoo rau10 Gbps mus txog 100 mnrog lub taub hau zoo.
10G ntev ncav cuag + siab - cuam tshuam ib puag ncig
Cat6a thiab Cat7muab kev tswj kom zoo dua ntawm crosstalk thiab EMI.
Shielded Cat6a lossis Cat7 feem ntau xaiv rauthaj chaw muaj kev lag luam, kev thauj mus los, lossis hnyav hnyav cable taisqhov twg lub suab yog kev txhawj xeeb.
25G / 40G luv- mus txog cheeb tsam
Cat8yog tsim rau25G / 40G hla luv tooj liab khiav (txog ~ 30 m)hauv cov chaw zov me nyuam.
Tshaj li qhov kev ncua deb, lossis rau kev nrawm dua thiab txuas ntev dua, cov neeg tsim qauv feem ntau txav mus raufiber optic kev daws teeb meem.
Thaum npaj lub network, nws tseem ceeb heev kom sib npaugQeb, ceev, thiabnyob debua ke es tsis txhob saib ib tus lej hauv kev sib cais. Txoj kev ntawd koj tuaj yeem xaiv hom Ethernet cable uas xa cov kev ua tau zoo uas yuav tsum tau muaj nrog kev nyab xeeb tsim nyog, yam tsis muaj ntau tshaj - siv nyiaj rau qhov tsis tsim nyog.
Yuav Ua Li Cas Xaiv Txoj Cai Ethernet Cable rau Koj Lub Network
Xaiv txoj cai Ethernet cable tsis yog tsuas yog xaiv cov qeb siab tshaj plaws xwb. Kev xaiv zoo yuav tsum phim kojxav tau ceev, txuas ntev, installation ib puag ncig, thiab pob nyiaj siv, thaum tawm hauv chav tsim nyog rau kev txhim kho yav tom ntej. Cov kauj ruam hauv qab no muab cov neeg yuav khoom daim ntawv txheeb xyuas nrog cov tswv yim engineering rau hauv tsev, chaw ua haujlwm, chaw tsim khoom, thiab cov chaw khaws ntaub ntawv.
Kauj Ruam 1 - Txhais qhov xav tau ceev thiab kev loj hlob yav tom ntej
Pib nrog covceev ceevkoj xav tau hnub no thiab yav tom ntej:
Hom kev nkag ceev:100 Mbps / 1 Gbps / 2.5 Gbps / 5 Gbps / 10 Gbps / 25 Gbps / 40 Gbps
Cov tub ntxhais txuas lossis kev sib txuas ntawm cov neeg rau zaub mov yuav xav tau kev nrawm dua li ntawm ntug / neeg siv cov chaw nres nkoj.
Ces saib3-5 xyoos ua ntej:
Koj yuav nkag mus rau hauv Internet los yog core keyboards txav los ntawm1g rau 10g?
Koj puas npaj yuav xa tawmWi-Fi 6/6E/7APs uas nyiam ntau-gig lossis 10G uplinks?
Puas yuav muaj ntau daim ntawv thov txav mus rau huab, video, lossis tiag tiag - sijhawm sib koom tes?
Yog tias koj tsuas xav tau1 Gbps hnub notab sis realistically npaj yuav hloov mus rau10 Gbpstom qab ntawd,Cat6a feem ntau yog qhov kev nyab xeeb dua thiab yav tom ntej ntau dua - pov thawj xaivtshaj Cat5e lossis Cat6. Ib qho - lub sij hawm tus nqi sib txawv ntawm lub sij hawm tsim kho feem ntau qis dua ripping tawm thiab rov- rub cov cables tom qab.
Kauj Ruam 2 - Tshawb xyuas Qhov Ntev Ntev thiab Topology
Tom ntej no, daim ntawv qhia tawmntev npaum li cas koj cov ntawv txuasthiab qhov twg lawv khiav hauv topology:
Lub tsev kab rov tav kab(los ntawm chav telecom mus rau phab ntsa) yog feem ntaumus txog 90-100 meterssuav nrog thaj cords.
Sab hauv racks los yog nruab nrab ntawm racksnyob rau hauv ib lub chaw zov me nyuam los yog cov khoom siv chav tsev, qhov txuas ntev yog feem ntau1-30 m.
Nrog rau hauv siab:
Rauntev txuas (txog 100 m) ntawm 10G, Cat6 ayog qhov pom zoo yam tsawg kawg nkaus. Nws yog tshwj xeeb tsim rau10GBASE-T tshaj 100 m.
Rauluv, siab heev -kev sib txuas ceev (25G/40G) txog ~ 30 m, Cat8tuaj yeem siv rau hauv cov chaw khaws ntaub ntawv, lossis koj tuaj yeem txav ncaj qha mus raufiber optic kev daws teeb meemxws li SFP28 / QSFP28 optics tshaj multimode lossis singlemode fiber ntau.
Tsim ib ncig ntawm qhov sib txuas tiag tiag pab kom tsis txhob dhau -txhais cable qhov twg nws yuav tsis muaj txiaj ntsig, thiab hauv qab - qhia nws qhov twg nws yuav.
Kauj Ruam 3 - Ntsuam Xyuas Kev Txhim Kho Ib puag ncig thiab EMI
Covib puag ncig lub cevmuaj kev cuam tshuam zoo txawm tias koj yuav tsum xaiv cov tsis muaj shielded lossis shielded Ethernet cables:
Tsev thiab chaw ua haujlwm txheem ib puag ncig
Cov kab hluav taws xob feem ntau yog nyob rau hauv qis- txoj hauv kev voltage, deb ntawm cov tshuab hnyav thiab siab - cov kab hluav taws xob.
Hauv cov xwm txheej no,UTP (unshielded) Cat6 lossis Cat6ayog txaus rau feem ntau tes hauj lwm thiab yooj yim rau nruab thiab txiav.
Cov chaw lag luam, kev thauj mus los, thiab ib puag ncig hnyav
Cov kab hluav taws xob yuav khiav ze ntawm lub cev muaj zog, tsav tsheb, cov cuab yeej HVAC, lub zog hluav taws xob, lossis hauv cov tais hlau loj.
Ntawm no,tiv thaiv Cat6a lossis Cat7tuaj yeem muab kev tiv thaiv zoo dua rau electromagnetic cuam tshuam (EMI) thiab kev ua haujlwm ruaj khov dua.
Nco ntsoov:kev tiv thaiv tsuas yog siv tau thaum siv kom raug. Yuav tsum muaj kev tiv thaiv kab mobtsim nyog grounding thiab bondingraws li cov qauv thiab kev coj ua zoo. Lub hauv paus tsis zoo los yog ib feem tiv thaiv kab ke tuaj yeem ua haujlwm phem dua li qhov zoo - nruab UTP system, yog li kev txiav txim siab yuav tsum tau ua ntawmqib tsim qauv, tsis yog nyob rau hauv lub cable reel.
Kauj Ruam 4 - Nyiaj Txiag Nyiaj Txiag, TCO, thiab Kev Tswj Xyuas
Thaum kawg, xav txog tag nrhoTag nrho tus nqi ntawm cov tswv cuab (TCO), tsis yog tus nqi ib meter ntawm cable:
Khoom siv- Qhov sib txawv ntawm Cat5e, Cat6, thiab Cat6a ib 'meter' yog feem ntau me me nyob rau hauv cov ntsiab lus ntawm ib qhov project tag nrho.
Installation thiab tus nqi zog- Rub cov hlua los ntawm cov phab ntsa, cov kav dej, thiab cov tais feem ntau yog qhov kim tshaj plaws. Ua nws ob zaug yog tus nqi ntau dua li xaiv ib qeb siab dua me ntsis ib zaug.
Txhim kho tus nqi thiab downtime- Re-kab kab hauv ib lub tsev uas twb muaj lawm cuam tshuam cov neeg siv thiab tej zaum yuav xav tau tawm - ntawm - teev ua haujlwm.
Raufeem ntau cov tsev ua haujlwm tshiab thiab kev kho vaj tse loj, Cat6a yog qhov kev xaiv sib npaugnruab nrab ntawm kev ua tau zoo, tus nqi, thiab kev hloov pauv mus sij hawm ntev -. Nws txhawb nqa 10G dhau qhov kev ncua deb kab rov tav thiab muab lub taub hau zoo rau kev siv yav tom ntej.
Cat8, ntawm qhov tod tes, yogtsis yogib qho kev hloov dav dav rau lub tsev cabling. Nws yog niche daws optimized rauluv- ncav cuag, siab - ceev cov ntaub ntawv chaw txuas, qhov twg nws cov nqi siab dua thiab nruj dua qhov yuav tsum tau ua yog tsim nyog los ntawm qhov kev xav tau ntawm cov racks tshwj xeeb thiab kab.
Cov lus pom zoo rau cov xwm txheej sib txawv
Raws li cov xwm txheej saum toj no, cov cai hauv qab no ntawm tus ntiv tes xoo feem ntau siv hauv kev xyaum:
Tsev & SOHO
Pom zoo:Cat6rau feem ntau cov kev khiav haujlwm tshiab.
Yog tias koj tab tom kho dua lossis tsim kho tshiab thiab xav tau yav tom ntej ntxiv - pov thawj, xav txogCat6 arau cov chav tseem ceeb thiab nraub qaum khiav.
SMB & Enterprise Office
Pom zoo:Cat6 araws li covmainstream kab rov tav kabtxheem.
Nws txhawb nqa 10G rau lub rooj yog tias xav tau thiab muab lub taub hau muaj zog rau ntau -gig nkag cov ntsiab lus thiab siab - cov neeg siv tsheb.
Industrial & Harsh Environments
Pom zoo:tiv thaiv Cat6a lossis Cat7, nrogtsim nyog grounding thiab bonding.
Xaiv cov cables thiab cov khoom siv uas tau teev tseg rau kev lag luam lossis siv sab nraum zoov, suav nrog cov tsho tsim nyog thiab kev ntsuas ib puag ncig.
Data Centers
Pom zoo: sib tov ntawmCat6a, Cat8, thiab fiber ntau, nyob ntawm qhov txuas ntev thiab ceev:
Cat6a rau1G / 10G mus txog 100 m(piv txwv li chav- mus rau - chav lossis kab - mus rau - kab).
Cat8 rau25G/40G luv- mus txog qhov txuas tooj liabhauv lossis nruab nrab ntawm cov racks nyob ze.
Fiber ntaurau kev khiav ntev dua, kev nrawm dua, lossis qhov twg qhov ceev thiab kev ua kom muaj zog yav tom ntej yog qhov tseem ceeb.
Los ntawm ua raws li cov kauj ruam no thiab qhov xwm txheej -raws li cov lus pom zoo, koj tuaj yeem xaiv qhovEthernet cable homuas haum rau koj qhov project tam sim no thaum ua kom koj lub network npaj rau kev hloov kho tshiab tom ntej.
Cov lus nug nquag nug txog Ethernet Cable Hom
Txhawm rau sau, ntawm no yog cov lus teb rau qee cov lus nug uas cov neeg siv feem ntau nug thaum sib pivEthernet cable homthiab npaj kev teeb tsa tshiab.
Puas yog Cat6 txaus rau 10G Ethernet?
Yog - tab sis tsuas yog rau kev khiav luv luv xwb.
Cat6 yog officially teev rau10G Ethernet dhau qhov kev ncua deb, feem ntau mus txog ib ncig37-55 m, nyob ntawm qhov zoo ntawm installation thiab kev sim. Rau1 gbps ua, Cat6 txhawb nqa yooj yimmus txog 100 meters, zoo li Cat5e.
Yog koj xav tau10G thoob plaws 100 m channels, lossis koj xav tau cov paj ntau ntxiv rau kev hloov kho tshiab yav tom ntej,Cat6 ayog qhov pom zoo xaiv. Ib txoj cai zoo ntawm tus ntiv tes xoo:
Luv, paub khiav (piv txwv li hloov-rau- hloov hauv tib chav):Cat6 tuaj yeem txaus rau 10G.
General tsev cabling qhov ntev yuav ncav cuag 100 m: xaivCat6a rau lav 10G.
Kuv puas xav tau Cat7 lossis Cat8 rau kuv lub tsev network?
Yuav luag tag nrhotsev thiab SOHO networks, cov lus teb yogtsis muaj.
Feem ntau hauv tsev sib txuas hauv Is Taws Nem thiab cov khoom siv sab hauv khiav ntawm1 gbps ua, nrog ntau-gig lossis 10G tsuas yog hauv ob peb qhov kev teeb tsa siab - kawg. Hauv cov cheeb tsam no:
Cat6feem ntau yog ntau tshaj qhov txaus.
Cat6 ayog qhov kev xaiv zoo yog tias koj tab tom kho lossis tsim kho tshiab thiab xav npaj rau yav tom ntej 10G.
Cat7 thiab Cat8yog tsim los raushielded enterprise systems thiab cov ntaub ntawv chaw. Lawv kim dua, nyuaj rau kev txiav tawm, thiab nqa cov txiaj ntsig me me hauv ib lub tsev uas qhov txuas txuas luv luv thiab EMI tsawg.
Dab tsi yog qhov txawv ntawm shielded thiab unshielded Ethernet cables?
Qhov txawv tseem ceeb yogYuav ua li cas lawv tuav electromagnetic cuam tshuam (EMI) thiab crosstalk:
Unshielded Twisted Pair (UTP)
Tsis muaj hlau thaiv; cia siab rau kev sib tw thiab sib npaug.
Lub teeb, hloov tau yooj yim, yooj yim rau kev txiav.
Zoo tagnrho rautsev thiab chaw ua haujlwm txheem ib puag ncignrog rau qib EMI li qub.
Shielded hom (F / UTP, U / FTP, S / FTP, thiab lwm yam)
Siv cov ntawv ci thiab / lossis cov ntaub thaiv npog ib ncig ntawm txhua khub lossis ib ncig ntawm txhua khub.
Zoo dua ntawm kev tsis lees paubsab nraud suab nrov thiab alien crosstalk, tshwj xeeb tshaj yog nyob rau hauv cov khoom ntom ntom lossis ze rau qhov muaj zog EMI.
Xav tautsim nyog grounding thiab bondingua haujlwm zoo.
Hauv luv luv:UTP yooj yim dua thiab txaus nyob hauv ntau lub tsev. Shielded cables muaj nuj nqis nyob rau hauvkev lag luam, kev thauj mus los, kev tshaj tawm, lossis siab -cov ntaub ntawv chaw nyob ib puag ncig, tab sis tsuas yog thaum tag nrho cov system (cable, connectors, thaj panels, thiab grounding) yog tsim los tiv thaiv.
Kuv puas tuaj yeem sib xyaw ntau hom Ethernet cable hauv ib lub network?
Yog, koj tuaj yeem sib tovPawg sib txawv(xws li Cat5e, Cat6, Cat6a) nyob rau hauv lubtib lub network, thiab cov khoom siv tseem yuav sib txuas lus. Txawm li cas los xij, lubtag nrho kev ua tau zoo ntawm txhua qhov txuas yog txwv los ntawm "tsis muaj zog" tivthaivhauv txoj kev ntawd.
Piv txwv li:
Yog tias ib lub channel suav nrog Cat6a kab rov tav tab sis Cat5e thaj qaum, qhov txuas yuav tsum tau kho raws liCat5e-qib.
Yog tias qee chav txuas nrog Cat5e thiab lwm tus nrog Cat6a, koj tseem tuaj yeem siv tib lub keyboards, tab sistsis yog txhua qhov hluav taws xob yuav txhawb nqa tib qhov siab tshaj plaws los yog cov npoo.
Rau kev txhim kho tshiab, nws yog qhov zoo tshaj raustandardize ntawm ib qeb(feem ntau Cat6a rau chaw ua haujlwm) rau kev sib xws, kev sim yooj yim dua, thiab kev hloov kho yooj yim dua yav tom ntej.
Thaum twg kuv yuav tsum xaiv fiber ntau optic siv tooj liab Ethernet cables?
Koj yuav tsum xav txogfiber ntau optic cableses tsis txhob tooj liab twisted -pair thaum ib los yog ntau tshaj ntawm cov xwm txheej no siv:
Kev ncua deb tshaj tooj liab txwv
Copper Ethernet (Cat5e–Cat6a) feem ntau txwv rau100 mib channel rau 1G / 10G.
Yog tias koj xav tau txuasnruab nrab ntawm cov tsev, hla ib lub tsev kawm ntawv, lossis dhau txoj kev ntev, fiber ntau yog qhov kev xaiv ntuj.
Kev kub ceev heev lossis yav tom ntej -cov ntaub ntawv pov thawj
Rau25G, 40G, 100G thiab tshaj, fiber ntau yog feem ntau siv tau, tshwj xeeb tshaj yog nyob rau hauv kev ncua ntev.
Lub tsev qaum thiab cov ntaub ntawv chaw spines feem ntau tsim los uafiber los ntawm qhov pib.
Hnyav EMI lossis xob laim -ib puag ncig yooj yim
Fiber ntau tiv thaiv electromagnetic cuam tshuam thiab tsis ua hluav taws xob, ua rau nws zoo tagnrho raumuaj cov nroj tsuag, cov chaw nrov nrov, thiab kev sib txuas sab nraum zoov ntawm cov tsev.
Qhov chaw thiab qhov ntom ntom
High-density patching and very high port counts are often easier and cleaner withfiber panels thiab pob tw.
Copper Ethernet cables tseem yog qhov zoo tshaj plaws haum rauluv mus rau nruab nrab khiav hauv ib chav los yog lub tsev, tshwj xeeb tshaj yog raukawg-cov neeg siv khoom siv thiab PoE- cov khoom siv hluav taws xob. Fiber ua qhov nruab nrab nyiam rauKev ncua ntev, kev nrawm dua, thiab kev sib txuas pob txha tseem ceeb.
Xaus
txawvEthernet cable homxa txawv ua ke ntawmceev, nrug, thiab suab nrov tiv thaiv. Los ntawm Cat5e rau Gigabit yooj yim nkag mus rau Cat8 rau luv luv 25G / 40G cov ntaub ntawv chaw txuas, txhua Qeb yog tsim los rau kev ua haujlwm tshwj xeeb thiab kev siv ntau yam.
Thaum xaiv ib lub cable, nws yog ib qho tseem ceeb uas yuav tsum tau saib dhau ntawm Qeb tus lej thiab xav txog qhovCat cable ceev koj xav tau, qhov siab tshaj plaws txuas ntev, qhov chaw teeb tsa, thiab koj cov peev nyiaj. Hauv ntau qhov haujlwm, tawm hauv me ntsis ntawm lub taub hau- xws li xaivCat6a hloov Cat5e- tuaj yeem txo cov nqi hloov kho yav tom ntej thiab kev cuam tshuam loj heev, thaum ua kom qhov kev xa tawm tam sim no zoo thiab tswj tau.
Raws li cov qauv no, koj tuaj yeem xaiv txoj cai Ethernet cable portfolio los tsim ib qhotxhim khu kev qha, yav tom ntej - npaj network infrastructure nrog Hengtong, ua kom cov cable ua tau zoo, kev teeb tsa kev teeb tsa, thiab ntev -scalability nyob rau hauv ib txoj kev zoo ib yam.