Dab tsi yog Network Adapter? Hom, Sib piv & Yuav Qhia|EVOLUX

Lub network adapter yog cov khoom siv uas txuas koj lub computer, laptop, lossis server rau lub network. Yog tsis muaj ib qho, koj lub cuab yeej tsis muaj txoj hauv kev xa lossis tau txais cov ntaub ntawv hla Ethernet, Wi-Fi, lossis fiber ntau. Cov neeg feem coob sivnetwork adapter, network interface card (NIC), thiabnetwork cardinterchangeably -thiab rau lub hom phiaj tswv yim, uas yog ze txaus. Raws liWikipedia's NIC nkag, lub sij hawm npog ob daim npav nthuav dav thiab kev sib xyaw ua ke ua rau hauv lub motherboard.

Yog tias koj tsaws rau nplooj ntawv no, tej zaum koj yuav xav tau ntau dua li phau ntawv txhais lus. Tej zaum koj yuav tau sim xyuas seb koj puas ua tau - nyob rau hauv adapter yog lub hauv paus caj dab, seb lub USB dongle puas zoo txaus, los yog dab tsi los xyuas thaum koj qhov kev sib txuas tseem poob qis. Phau ntawv qhia no suav nrog txhua yam ntawm - hom, xaiv, kev teeb tsa, thiab kev daws teeb meem- yog li koj tuaj yeem txiav txim siab paub ntau dua li kev kwv yees.

Lub Network Adapter Ua li cas tiag?

Lub network adapter hloov cov ntaub ntawv koj lub cuab yeej tsim rau hauv hom uas tuaj yeem taug kev hla ib qho nruab nrab - tooj liab Ethernet cable, xov tooj cua tsis muaj zog, lossisfiber optic thaj qaum-thiab hloov cov khoom xa tuaj rov qab rau hauv cov ntaub ntawv uas koj lub operating system tuaj yeem ua tiav. Txhua lub adapter nqa ib qho tshwj xeeb MAC chaw nyob, 48-ntsis hardware identifier muab thaum lub sijhawm tsim khoom, uas pab routers thiab hloov tsheb ncaj qha mus rau cov cuab yeej raug ntawm lub network hauv zos. CovIEEE 802.3 tus qauvtxhais li cas Ethernet NICs tswj kev nkag mus rau hauv xov xwm, thav duab formatting, thiab lub cev - txheej teeb liab ntawm qhov nrawm ntawm 10 Mbps mus rau 400 Gbps.

Tshaj li cov ntaub ntawv yooj yim hloov dua siab tshiab, ntau lub adapters tuav pob ntawv buffering, tshawb nrhiav qhov yuam kev los ntawm kev txheeb xyuas cov kab ke, thiab kev tswj xyuas kev khiav tsheb yooj yim. Siab dua - kawg NICs siv nyob rau hauv servers yuav offload TCP ua los ntawm CPU (ib qho tshwj xeeb hu ua TCP Offload Engine), txhawb nqa ntau yam kev xa tawm thiab tau txais cov kab, lossis muab kho vajtse- theem cuam tshuam kev faib tawm kom nthuav dav cov haujlwm hla CPU cores. Cov yam ntxwv no tseem ceeb hauv cov chaw khaws ntaub ntawv thiab chaw cia khoom; rau kev siv hauv tsev lossis chaw ua haujlwm, tus tsim -hauv adapter feem ntau npog cov haujlwm no zoo txaus.

Ib lub ntsiab lus uas ntes tau ntau tus neeg tawm tsam: lub adapter ua haujlwm zoo kawg nkaus tseem tuaj yeem ua haujlwm tsis zoo yog tias tus tsav tsheb dhau los, puas, lossis tsis sib xws nrog koj lub operating system version. Ua ntej xav tias cov khoom siv tsis raug, nco ntsoov xyuas tus neeg tsav tsheb ua ntej -ib kauj ruam no daws cov lus tsis txaus siab "network adapter tsis ua haujlwm".

Hom Hom Network Adapters

Ethernet (Wired) Adapters

Ib qho Ethernet adapter txuas koj lub cuab yeej mus rau lub network txuas los ntawm RJ45 chaw nres nkoj thiab tooj liab cable. Nws yog qhov kev xaiv muaj zog tshaj plaws thaum koj xav tau qis latency, kev sib luag, thiab kev sib txuas uas tsis degrade vim ib tug neeg tig rau lub microwave. Desktops, workstations, gaming rigs, thiab chaw ua hauj lwm PCs yuav luag ib txwm tau txais txiaj ntsig los ntawm kev sib txuas nrog. Feem ntau cov motherboards nkoj nrog lub tsim - hauv Gigabit Ethernet (1 Gbps) chaw nres nkoj; newer boards nce suav nrog2.5 Gbps lossis txawm 5 Gbps chaw nres nkoj, uas tuaj yeem muaj teeb meem yog tias koj lub network hauv zos thiab lub phiaj xwm hauv internet tuaj yeem ua kom zoo dua ntawm bandwidth ntxiv.

Wi-Fi (Wireless) Adapters

Lub Wi-Fi adapter txuas koj lub cuab yeej mus rau qhov chaw nkag wireless siv xov tooj cua zaus. Nws yog tus qauv hauv cov khoos phis tawj thiab cov ntsiav tshuaj thiab yog qhov kev xaiv siv tau nyob rau txhua qhov chaw uas siv cable tsis siv tau -chav tsev sib koom, teeb tsa ib ntus, lossis cov tsev uas muaj cov kav hlau qub. Kev ua haujlwm wireless tiag tiag nyob ntawm Wi-Fi tus qauv (Wi-Fi 5, Wi-Fi 6, Wi-Fi 6E, lossis Wi-Fi 7), teeb liab lub zog, cuam tshuam los ntawm cov chaw nyob ze, thiab qhov zoo ntawm ob lub adapter thiab lub router. Ib Wi-Fi 6 adapter ua ke nrog Wi-Fi 5 router tseem yuav ua haujlwm ntawm Wi-Fi 5 nrawm- ob qhov kawg ntawm qhov txuas yuav tsum txhawb tib tus qauv kom tau txais txiaj ntsig los ntawm nws.

USB Network Adapters

USB adapter -xws li Ethernet lossis Wi-Fi- ntsaws rau hauv USB chaw nres nkoj uas tsis tas yuav muaj cov cuab yeej siv. Nws yog txoj hauv kev nrawm tshaj plaws los ntxiv qhov kev sib txuas uas ploj lawm: lub laptop nyias nyias uas tsis muaj Ethernet jack, lub desktop uas xav tau kev nkag mus rau ib ntus wireless, lossis hloov pauv sai thaum kho vajtse tsis ua haujlwm. USB 3.0 adapters tuaj yeem tuav Gigabit Ethernet thiab Wi-Fi 5/6 yam tsis muaj teeb meem, tab sis USB 2.0 qauv saum toj kawg nkaus nyob ze ntawm 480 Mbps hauv txoj kev xav thiab tsawg dua hauv kev xyaum, uas ua rau muaj kev cuam tshuam rau txhua yam saum Fast Ethernet. USB adapters yog yooj yim rau luv luv-lub sij hawm los yog portable siv, tab sis lawv cov kav hlau txais xov me me, muaj peev xwm rau thermal throttling, thiab kev cia siab rau lub tsheb npav USB ua rau lawv tsis muaj zog ntev -lub sij hawm xaiv piv rau cov ntawv sab hauv.

PCIe Network Cards

PCIe (PCI Express) network card nruab rau hauv lub desktop lossis server ntawm qhov txuas ntxiv. Nws rub lub zog ncaj qha los ntawm lub motherboard, muaj chaw rau cov kav hlau txais xov loj (ntawm cov qauv wireless) lossis ntau qhov chaw nres nkoj Ethernet, thiab cov txiaj ntsig los ntawm PCIe tsheb npav, uas muaj ntau dua bandwidth thiab qis dua latency dua USB. Yog tias koj xav tau kev hloov kho mus tas li-zoo dua wireless ntau, ntau-gig Ethernet, lossis qhov chaw nres nkoj thib ob-PCIe yog txoj hauv kev muaj zog dua. Kev lag luam tawm yog tias kev teeb tsa yuav tsum qhib rooj plaub, nrhiav qhov muaj PCIe, thiab muaj peev xwm txhim kho tus tsav tsheb manually.

Fiber Optic thiab Server NICs

Hauv cov chaw zov me nyuam cov ntaub ntawv, chav tsev neeg rau zaub mov, thiab siab - kev ua tau zoo ntawm kev suav ib puag ncig, NICs txuas nrog fiber ntau optic cables tsis yog tooj liab. Cov npav no feem ntau siv SFP, SFP+, lossis QSFP28 transceiver modules-kev xaiv ntawm module txiav txim siab ceev thiab fiber ntau hom. Afiber ntau optic network adaptertuaj yeem txhawb 10 Gbps, 25 Gbps, 40 Gbps, lossis100 Gbps linksnyob ntawm daim npav thiab transceiver. Multi-chaw nres nkoj configurations yog ib yam rau redundancy thiab link aggregation. Xaiv ntawmtib- hom thiab multimode fiber ntaunyob ntawm qhov kev ncua deb ntawm qhov kawg thiab qhov xav tau bandwidth. Yog xav paub ntxiv txog kev sib txuas ntawm lub cev, saib cov ntsiab lus ntawm nofiber ntau optic connectorsthiab lawv hom.

Cov pawg no nyob deb dhau qhov uas cov neeg siv hauv tsev xav tau, tab sis kev nkag siab nws tseem ceeb yog tias koj tswj hwm kev tsim kho vaj tse lossis yuav khoom siv sib txuas rau ib lub koom haum.

1 × 4 SC APC Plc Fiber Splitter, Mini Module

1x16 SC APC PLC Splitter Hlau Tube Liab Fiber Singlemode

1 × 8 SC APC PLC Splitter Mini Tube Hom - Compact Tsim rau FTTX

Ua-in vs. Sab nraud Network Adapters: Koj puas xav tau kev hloov kho dua tshiab?

Cov khoos phis tawj niaj hnub no feem ntau xa nrog tsawg kawg ib qho ua tau -hauv adapter-feem ntau Gigabit Ethernet ntawm desktops thiab Wi-Fi ntawm lub laptops. Ua ntej yuav ib yam dab tsi, xyuas seb lub adapter koj twb muaj yog qhov teeb meem tiag tiag. Kev qeeb internet feem ntau tshwm sim los ntawm router, kev sib txuas ntawm ISP, cable tsis zoo, lossis Wi-nkaus congested -Fi channel- tsis yog NIC nws tus kheej.

Tej zaum kojtsis txhobxav tau ib lub adapter tshiab yog tias koj tsim- hauv cov khoom siv sib xws nrog koj lub network ceev, koj qhov kev sib txuas ruaj khov, thiab koj cov ntaub ntawv siv tsis tau hloov pauv. Tej zaum kojuaxav tau ib qho yog tias koj lub motherboard tsis muaj Wi-Fi thiab koj tsis tuaj yeem khiav cable, yog tias koj qhov chaw nres nkoj Ethernet raug txwv rau 100 Mbps ntawm Gigabit network, yog tias koj xav tau qhov chaw nres nkoj thib ob rau VLAN tshwj xeeb, lossis yog tias lub onboard adapter tau ua tsis tiav.

Ib qho yuam kev feem ntau yog hloov kho lub adapter thaum lub fwj tiag tiag nyob rau lwm qhov. Yog tias koj lub router tsuas txhawb Wi-Fi 5, txhim kho Wi-Fi 7 adapter yuav tsis pab. Yog tias koj lub phiaj xwm ISP tau tshaj tawm ntawm 100 Mbps, 2.5 Gbps Ethernet daim npav tsuas yog pab nrog kev hloov pauv hauv zos, tsis yog internet ceev. Txuas lub adapter mus rau qhov tsis muaj zog txuas hauv cov saw hlau, tsis yog rau qhov tshiab tshaj plaws ntawm lub txee.

USB vs PCIe Network Adapter: Yam Koj Yuav Tsum Xaiv?

Qhov no yog ib qho ntawm cov lus nug sib piv ntau tshaj plaws, thiab cov lus teb nyob ntawm seb koj nyiam qhov twg.

Xaiv USBthaum koj xav tau kev daws teeb meem ceev, txav tau yooj yim, lossis ib ntus. Lub USB Wi-Fi adapter tau txais lub desktop online hauv feeb yam tsis tau qhib rooj plaub. Lub USB Ethernet adapter muab lub laptop nyias nyias ib lub chaw nres nkoj uas nws tsis muaj. USB adapters kuj ua haujlwm hla ntau lub tshuab-koj tuaj yeem txav lawv ntawm cov khoos phis tawj yooj yim.

Xaiv PCIethaum koj xav tau ib qho chaw ruaj khov, siab dua -kev ua tau zoo rau lub desktop lossis server. PCIe phaib xa cov txiaj ntsig tau zoo dua qub, qis dua latency, thiab - rau daim npav wireless - muaj zog dua cov teeb liab los ntawm cov kav hlau txais xov loj dua. Lawv tsis nyob hauv USB chaw nres nkoj, tsis txhob cia siab rau USB maub los, thiab tsis tshua muaj cua sov nyob rau hauv kev thauj mus los.

Yog tias koj ntxiv Wi-Fi rau lub gaming desktop thiab npaj yuav khaws nws ntawm qhov chaw ruaj khov, PCIe Wi-Fi 6E daim npav nrog cov kav hlau txais xov sab nraud yog qhov kev paub zoo dua li USB dongle. Yog tias qee zaus koj xav tau Ethernet ntawm MacBook ntawm lub rooj sib tham, USB -C Gigabit adapter yog qhov kev xaiv pom tseeb. Qhov kev txiav txim siab yog qhov xwm txheej, tsis yog qhov tseeb.

Wired vs. Wireless: Sib piv lub Adapter rau koj siv Case

Kev xaiv ntawm Ethernet thiab Wi-Fi yog qhov kawg ntawm qhov koj txaus siab ua lag luam. Kev sib txuas ntawm cov xov tooj muaj qis dua latency, nrawm dua, thiab kev tiv thaiv los ntawm kev cuam tshuam wireless. Kev sib txuas wireless muab kev txav mus los, kev teeb tsa yooj yim dua, thiab tsis muaj kab txuas. Yog xav paub ntxiv txog seb cov fiber ntau haum rau hauv daim duab no, saibyog fiber ntau optic Ethernet lossis Wi-Fi.

Lean wiredrau desktops, gaming PCs, video editing workstations, VoIP xov tooj, NAS pab kiag li lawm, thiab tej tshuab uas nyob twj ywm nyob rau hauv ib qho chaw thiab tswj loj los yog latency -sensitive tsheb.

Yooj yim wirelessrau cov khoos phis tawj, ntsiav tshuaj, xov tooj, thiab txhua yam khoom siv uas txav ntawm chav lossis qhov chaw. Kuj tsim nyog rau desktops hauv chav uas khiav Ethernet cable yog txwv tsis pub nyuaj.

Siv ob qho tib sithaum lub luag haujlwm xav tau. Ntau tus kws tshaj lij khaws cov xov tooj sib txuas rau kev ua haujlwm txhua hnub thiab Wi-Fi adapter ua qhov rov qab rau kev siv nqa tau yooj yim lossis thaum nres ntawm lub rooj sib txawv. Servers thiab chaw ua haujlwm nyob rau hauv ib puag ncig kev tshaj lij tuaj yeem txuas ntau lub adapters rau redundancy.

Yuav Ua Li Cas Xaiv Txoj Cai Network Adapter: Daim Ntawv Teev Npe Ua Haujlwm

Xaiv tus adapter yog tsawg dua txog kev nrhiav cov khoom "zoo tshaj" thiab ntau ntxiv txog kev sib piv cov kev qhia tshwj xeeb rau koj qhov chaw nyob. Nov yog dab tsi los kuaj:

1. Interface compatibility.Paub meej tias koj lub cuab yeej muaj qhov zoo lossis qhov chaw nres nkoj. PCIe x1 phaib haum rau hauv ib qho PCIe qhov (x1, x4, x8, x16), tab sis lawv yuav tsum muaj qhov qhib thiab lub cev txaus kom tshem tawm. USB adapters xav tau USB 3.0 chaw nres nkoj rau Gigabit Ethernet lossis niaj hnub Wi-Fi ceev. Laptops feem ntau tsuas yog txais USB lossis Thunderbolt sab nraud adapters.

2. Network txheem.Txuas lub adapter rau lub network uas koj txuas nrog. Tsis muaj txiaj ntsig rau 2.5 Gbps Ethernet adapter ntawm lub network uas txhua qhov chaw hloov chaw yog 1 Gbps. Ib yam li ntawd, Wi-Fi 6E adapter xav tau Wi-Fi 6E router siv 6 GHz band. Rau kev lag luam fiber ntau ib puag ncig, NIC yuav tsum phim covSFP lossis SFP + module homthiab fiber ntau cable qeb hauv kev siv.

3. Kev khiav haujlwm thiab kev txhawb nqa tsav tsheb.Xyuas tias lub adapter muaj qhov ruaj khov, ua haujlwm ruaj khov rau koj OS. Cov neeg siv Linux yuav tsum txheeb xyuas cov kev txhawb nqa ntsiav ua ntej yuav khoom. Cov neeg siv Windows yuav tsum paub meej tias cov chaw tsim khoom muab tus tsav tsheb sib haum nrog lawv lub Windows version- teeb meem tsav tsheb tom qab qhov hloov tshiab Windows loj yog qhov teeb meem tshwm sim.

4. Kav hlau txais xov zoo (wireless nkaus xwb).USB dongles nrog cov kav hlau txais xov me me ua haujlwm hauv cov chav me nyob ze ntawm lub router. Rau ntau qhov ntev lossis phab ntsa nyob nruab nrab, nrhiav PCIe phaib lossis USB adapters nrog cov kav hlau txais xov sab nraud.

5. Chaw nres nkoj suav thiab cov yam ntxwv siab heev (servers).Server NICs tuaj yeem muab ob lossis plaub qhov chaw nres nkoj, SR-IOV rau virtualization, RDMA rau kev thauj mus los, lossis tsa- ntawm -LAN txhawb nqa. Ntsuas cov no tiv thaiv koj cov kev xav tau ntawm kev ua haujlwm ntau dua li kev yuav cov yam ntxwv uas koj yuav tsis siv.

Yuav ua li cas rau nruab ib lub Network Adapter?

Kev teeb tsa USB Adapter

Kauj ruam 1:Txuas lub adapter rau hauv USB 3.0 chaw nres nkoj (los yog USB -C, nyob ntawm tus adapter).

Kauj ruam 2:Tos rau lub operating system kom ntes cov cuab yeej. Windows 10 thiab 11 feem ntau nruab ib tus tsav tsheb yooj yim tau txais.

Kauj ruam 3:Tshawb xyuas lub chaw tsim khoom lub vev xaib rau tus tsav tsheb tshiab. Lub tsheb- nruab tsav tsheb ua haujlwm, tab sis cov chaw tsim khoom version tuaj yeem ua kom muaj cov yam ntxwv ntxiv lossis kho cov kab mob paub.

Kauj Ruam 4:Paub meej tias lub adapter tshwm nyob rau hauv Device Manager → Network adapters, thiab sim qhov kev twb kev txuas.

Kev teeb tsa PCIe Card

Kauj ruam 1:Fais fab tawm lub computer, tshem tawm lub hwj chim cable, thiab hauv av koj tus kheej kom tsis txhob muaj static paug.

Kauj ruam 2:Qhib rooj plaub, nrhiav ib qho PCIe qhov muaj, tshem tawm lub hau npog sib txuas, thiab zaum daim npav kom ruaj khov hauv qhov.

Kauj ruam 3:Yog tias daim npav suav nrog cov kav hlau txais xov sab nraud (wireless) lossis akev sib txuas network cable, muab lawv ua ntej kaw rooj plaub.

Kauj Ruam 4:Fais fab ntawm lub computer. Nruab tus tsav tsheb los ntawm cov chaw tsim khoom lub vev xaib lossis suav nrog disc. Xyuas kom tseeb tias lub adapter tshwm nyob rau hauv Device Manager thiab kuaj kev sib txuas.

Rau fiber ntau NICs hauv cov servers, cov txheej txheem zoo sib xws tab sis kuj tseem suav nrog kev ntxig qhov tseeb transceiver module (SFP +, QSFP28, thiab lwm yam) thiab txuas qhov tsim nyog.fiber ntau cable. Xyuas kom tseeb tias lub transceiver, cable hom (OM3, OM4, lossis ib hom - hom), thiab NIC txhua tus txhawb nqa tib qhov ceev thiab wavelength.

Yuav ua li cas kho lub Network Adapter uas tsis ua haujlwm

Ua ntej hloov ib yam dab tsi, ua hauj lwm los ntawm cov kauj ruam no nyob rau hauv kev txiav txim. Feem ntau cov teeb meem adapter dhau los ua cov teeb meem software lossis teeb tsa.

Kauj Ruam 1: Tshawb xyuas kev sib txuas ntawm lub cev

Rau Ethernet, paub meej tias lub cable tau zaum kawg ntawm ob qho kawg - clip yuav tsum nyem. Sim ib lub cable sib txawv thiab qhov chaw nres nkoj sib txawv ntawm qhov hloov lossis router. Ib lub cable uas "feem ntau ua haujlwm" tab sis muaj tus neeg xyuas pib puas tuaj yeem ua rau muaj kev cuam tshuam tsis zoo uas zoo li qhov teeb meem adapter. Rau USB adapters, sim lwm qhov chaw nres nkoj USB; pem hauv ntej- vaj huam sib luag USB chaw nres nkoj qee zaum xa cov hwj chim tsawg dua li cov chaw nres nkoj nram qab ncaj qha rau ntawm lub motherboard. Rau kev sib txuas ntawm fiber ntau, tshuaj xyuas lub ntsej muag txuas kawg thiab xyuas kom meejfiber ntau connectoryog zaum zoo -kev kis kab mob ntawm lub ferrule yog ib qho ua rau muaj fiber ntau txuas tsis ua haujlwm. Saib thiabdaws teeb meem tshwm sim hauv fiber optic networks.

Kauj ruam 2: Txheeb xyuas qhov xwm txheej adapter hauv Device Manager

Qhib Tus Thawj Tswj Ntaus Ntawv (nias Win + X thiab xaiv nws ntawm Windows), nthuav davNetwork adapters, thiab nrhiav koj lub adapter. Lub cim cim daj txhais tau hais tias tus tsav tsheb lossis teeb meem teeb tsa. Yog hais tias lub adapter ploj lawm, nyemSaib → Qhia cov khoom siv zaislos xyuas seb nws puas tau raug kaw lawm. Txoj cai -nias lub adapter thiab xaivQhib ntaus ntawvyog tias nws yog neeg xiam oob qhab.

Kauj ruam 3: Hloov tshiab los yog yob rov qab tus tsav tsheb

Txoj cai -nias lub adapter hauv Device Manager, xaivHloov tshiab tsav tsheb, thiab xaivNrhiav tau. Yog tias qhov teeb meem pib tam sim tom qab Windows hloov tshiab lossis hloov tshiab tsav tsheb, xaivKhoom → Tsav Tsheb → Roll Back Tsavxwb. Microsoft covWi-Cov lus qhia daws teeb meem Fipom zoo kom rub tawm cov tsav tsheb tshiab ncaj qha los ntawm PC chaw tsim khoom lub vev xaib thaum tsis siv neeg hloov tshiab tsis daws qhov teeb meem.

Kauj ruam 4: Khiav lub built-hauv Network troubleshooter

Hauv Windows 11, mus rau Chaw → System → Troubleshoot → Lwm yam teeb meem → Network Adapter thiab nyemKhiav. Hauv Windows 10, mus rau Chaw → Network & Internet → scroll down mus rauNetwork troubleshooter. Cov cuab yeej siv hluav taws xob tuaj yeem ntes thiab kho cov teeb tsa tsis raug.

Kauj ruam 5: Pib dua network nqis

Yog tias kuaj pom lub adapter tab sis kev sib txuas tseem ua tsis tiav, mus rau Chaw → Network & Internet → Advanced network settings → Network pib dua. Qhov no tshem tawm tag nrho cov network adapters, rov qab teeb tsa lub neej ntawd, thiab rov nruab lawv tom qab rov pib dua. Siv qhov no ua ib kauj ruam tom ntej-tsis yog thawj qhov koj sim-vim tias nws tshem tawm Wi-nkaus khaws tseg-Fi passwords thiab kev cai teeb tsa.

Kauj Ruam 6: Xav txog kev hloov

Yog hais tias lub adapter pheej tsis raug kuaj pom, disconnects nyob rau hauv load, los yog tsis txhawb lub ceev koj xav tau, hloov yog siv tau ntau tshaj li kev daws teeb meem ntxiv. USB Ethernet adapter tuaj yeem ua qhov hloov pauv sai sai thaum koj xaj daim npav PCIe lossis tos rau daim ntawv lees paub. Yog hais tias lub onboard NIC ntawm lub laptop ua tsis tau tejyam, ib tug USB adapter tej zaum yuav tsuas yog tsis yog - warranty kev xaiv, vim soldered Cheebtsam tsis tuaj yeem hloov los ntawm tus neeg siv.

Feem ntau yuam kev thiab tsis meej pem

"Kuv internet qeeb, yog li kuv xav tau lub network adapter zoo dua."

Hauv kev teeb tsa hauv tsev feem ntau, lub adapter tsis yog lub fwj. Lub router, ISP txoj kev npaj ceev, Wi-Fi congestion, los yog phemkab kabyog deb tshaj qhov yuav txwv koj qhov ceev. Xyuas cov thawj.

"Ib lub adapter kim dua ib txwm txhais tau tias internet sai dua."

Koj qhov internet ceev yog capped los ntawm koj txoj kev npaj ISP. A 10 Gbps NIC yuav tsis ua rau 200 Mbps kev sib txuas sai dua. Lub adapter tsuas yog xav kom phim lossis tshaj qhov ceev ntawm lub network uas nws txuas nrog.

"Wi-Fi yeej ib txwm qeeb dua Ethernet."

Raws li cov xwm txheej zoo tshaj plaws nrog Wi-Fi 6E lossis Wi-Fi 7 thiab lub teeb liab muaj zog, wireless throughput tuaj yeem tshaj Gigabit Ethernet. Tab sis tiag tiag -kev ua haujlwm wireless hauv ntiaj teb sib txawv nrog kev nyob deb, teeb meem, thiab cuam tshuam. Rau qhov sib xws, latency- ua haujlwm rhiab heev, wired tseem txhim khu kev qha. Rau kev sib piv sib sib zog nqus hauv ib puag ncig fiber ntau, saibyog fiber ntau optic zoo dua Ethernet.

"Tus tsav tsheb adapter tsis muaj teeb meem ntau."

Cov neeg tsav tsheb tswj xyuas seb lub operating system sib txuas lus nrog cov khoom siv li cas. Tus neeg tsav tsheb buggy lossis cov neeg tsav tsheb dhau los tuaj yeem ua rau muaj kev cuam tshuam, nrawm nrawm, lossis tsis pom lub adapter tag nrho. Qhov no feem ntau yog thawj qhov tsim nyog kuaj xyuas.

Cov lus nug nquag

Puas yog lub network adapter zoo ib yam li NIC?

Rau txhua lub hom phiaj siv tau, yog. Ob nqe lus hais txog cov khoom siv uas txuas ib lub cuab yeej rau lub network. Qee cov ntaub ntawv thev naus laus zis sivNICtshwj xeeb rau daim npav lub cev thiabnetwork adapterraws li lub ntsiab lus dav uas tuaj yeem suav nrog software-raws li virtual interfaces, tab sis hauv kev siv txhua hnub lawv txhais tau tib yam.

Puas yog txhua lub khoos phis tawj muaj lub network adapter?

Feem ntau cov khoos phis tawj niaj hnub no suav nrog tsawg kawg ib qho ua tau -hauv adapter- feem ntau Gigabit Ethernet ntawm desktops thiab Wi-Fi ntawm lub laptops. Txawm li cas los xij, qee qhov ultra-compact desktops lossis cov tshuab tshwj xeeb tuaj yeem tshem tawm ib qho lossis ob qho tib si, yuav tsum muaj lwm USB lossis PCIe adapter.

Kuv puas tuaj yeem ntxiv Wi-Fi rau lub desktop yam tsis tau qhib rooj plaub?

Yog lawm. Lub USB Wi-Fi adapter ntsaws rau hauv qhov chaw nres nkoj sab nraud thiab yuav tsum tsis muaj kev teeb tsa sab hauv. Qhov no yog qhov yooj yim tshaj plaws los ntxiv cov peev xwm wireless. Rau qhov muaj zog ntau dua thiab muaj peev xwm ntau dua, PCIe Wi-Fi daim npav nrog cov kav hlau txais xov sab nraud ua tau zoo dua, tab sis nws yuav tsum qhib rooj plaub.

Vim li cas kuv lub network adapter txuas tab sis internet tsis ua haujlwm?

Lub adapter txuas tau zoo rau lub network hauv zos thiab muaj kev siv internet yog ob yam sib txawv. Feem ntau ua rau muaj xws li DNS misconfiguration, router- theem teeb meem, ISP outages, tsis raug lub rooj vag teeb, los yog firewall txoj cai thaiv tsheb. Pib nrog rov pib dua lub router, tom qab ntawd xyuas koj tus IP teeb tsa (khiav ipconfig ntawm Windows lossis ifconfig / ip a ntawm Linux) kom paub meej tias koj muaj IP chaw nyob thiab lub rooj vag siv tau.

Thaum twg kuv yuav tsum hloov lub network adapter?

Hloov thaum lub adapter pheej tsis raug kuaj pom tom qab kev teeb tsa tus tsav tsheb, thaum nws tsis tuaj yeem tswj tau qhov kev sib txuas ruaj khov nyob rau hauv ib txwm muaj, thaum nws tsis txhawb qhov ceev lossis tus qauv koj lub network xav tau, lossis thaum lub cev puas tsuaj (khoov pins, tawg USB connector, tsis yog -functional LED indicators) yog pom.

Qhov txawv ntawm USB 2.0 thiab USB 3.0 network adapter yog dab tsi?

USB 2.0 muaj qhov theoretical siab tshaj plaws bandwidth ntawm 480 Mbps, uas tsim ib lub fwj rau Gigabit Ethernet lossis ceev Wi-Fi. USB 3.0 txhawb nqa txog 5 Gbps, yooj yim tuav Gigabit Ethernet thiab tam sim no Wi-Fi qauv yam tsis muaj tsheb npav- theem txwv. Yog tias koj lub adapter txhawb Gigabit ceev, nco ntsoov ntsaws rau hauv USB 3.0 lossis qhov chaw nres nkoj tshiab dua.

Kuv puas xav tau fiber ntau optic network adapter?

Tsuas yog yog tias koj lub network infrastructure siv fiber ntau cabling -feem ntau nyob rau hauv cov ntaub ntawv chaw, lub tsev kawm ntawv cov lag luam, los yog ntev - txuas mus. Cov neeg siv hauv tsev thiab chaw ua haujlwm me yuav luag ib txwm txuas ntawm tooj liab Ethernet lossis Wi-Fi. Yog tias koj tab tom ntsuas fiber ntau, pib nrog kev nkag siabDab tsi yog fiber optic network adapter uathiab seb koj cov keyboards thiab cabling txhawb nws.