Yuav Paub
- txhawm rau nrhiav koj tus IP chaw nyob, hauv Windows, qhib qhov Command Prompt thiab khiav ipconfig. Rau Mac thiab Linux, khiav ip r.
- Siv lub router, qhib browser thiab nkag mus rau router IP chaw nyob > Enter > nrhiav Device List > Status , los yog Bandwidth los yog Network Monitoring.
- Nyob hauv Wireshark, mus rau Capture > ntes cov pob khoom hauv hom kev phem > OK > Shark Fin pib, cia nws khiav, ces nias Stop (square).
Kab lus no piav qhia yuav ua li cas saib xyuas kev sib txuas hauv network siv koj lub router lossis Wireshark. Cov ntaub ntawv ntxiv hais txog yuav ua li cas nrhiav koj tus router tus IP chaw nyob.
Siv koj lub router
Txhua tus muaj lub router, thiab koj tuaj yeem nkag mus tau los ntawm yuav luag txhua lub cuab yeej ntawm koj lub network. Tag nrho koj cov tsheb khiav dhau los ntawm lub router, yog li nws yog qhov ncaj qha tshaj plaws ntawm cov ntaub ntawv hais txog dab tsi tshwm sim hauv lub network.
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Koj yuav xav paub seb koj tus router tus IP chaw nyob. Rau feem ntau routers nws yog 192.168.1.1, tshwj tsis yog ib tus neeg hloov nws. Yog tias koj tsis paub meej, qhib qhov hais kom ua, thiab khiav ipconfig Ntawm Mac thiab Linux, khiav ip r Ntawm Windows, koj yuav pom koj tus router tus IP teev raws li Gateway Ntawm Linux, nws yuav nyob ib sab ntawm default via
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Qhib koj lub web browser thiab nkag mus rau router tus IP chaw nyob hauv qhov chaw nyob bar. Qhov no zoo ib yam li kev mus rau lub vev xaib, yog li nias Enter tom qab koj nkag mus rau tus IP chaw nyob.
Image - Tej zaum koj yuav raug ceeb toom kom nkag mus rau koj lub router tus admin username thiab password ua ntej koj tuaj yeem mus ntxiv. Yog tias koj tsis tau teeb tsa koj tus kheej, koj tus ISP tej zaum yuav ua thaum teeb tsa. Nrhiav cov ntaub ntawv uas lawv tau muab los kos npe rau.
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Txhua tus router sib txawv, thiab yog li lawv cov interfaces. Thaum koj xub kos npe rau feem ntau, koj yuav tuaj txog ntawm nplooj ntawv tseem ceeb. Nws yuav qhia koj cov ntaub ntawv hais txog koj lub router thiab koj lub network uas yuav pab tau, tab sis tsis dhau qhov tob. Sim nrhiav tus Device List txuas kom pom cov khoom siv twg txuas nrog lub network.
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Koj lub router cov npe ntaus ntawv yuav qhia koj qhov chaw nyob IP ntawm cov khoom siv txuas nrog lub network. Nws kuj tseem tuaj yeem muab cov ntaub ntawv me ntsis txog lawv yog dab tsi. Feem ntau koj yuav pom lub computer lub npe nyob ib sab ntawm tus IP, yog tias tau teeb tsa. Ntawm no, koj kuj tseem tuaj yeem pom cov ntaub ntawv txuas rau Wi-Fi li, suav nrog lawv cov teeb liab zoo thiab muaj bandwidth.
Image - Zoo saib ib ncig ntawm Txoj Cai ntu ntawm koj lub router. Tej zaum koj yuav muaj hmoo txaus txawm tias muaj qhov tshwj xeeb Bandwidth lossis Network Monitoring ntu. Nws nyob hauv ib ntu zoo li no uas koj tuaj yeem nrhiav tau cov ntaub ntawv ntxiv txog kev siv bandwidth ntawm cov khoom siv tshwj xeeb los ntawm IP chaw nyob.
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Thaum koj nrhiav koj lub router cov tsheb khiav lossis kev saib xyuas bandwidth, koj tuaj yeem pom cov khoom siv twg siv bandwidth tshaj plaws. Koj yuav pom tus nqi sib kis thiab lwm cov txiaj ntsig zoo. Qee zaum, koj tuaj yeem pom cov duab kos thiab txawm tias kev saib xyuas lub sijhawm tiag tiag uas muab kev pom ntawm qhov tshwm sim ntawm koj lub network.
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Nrog cov ntaub ntawv no, koj tuaj yeem paub seb koj lub xov tooj loj tshaj plaws yog dab tsi thiab cov cuab yeej twg yuav tawm tsam kom tau txais lub teeb liab zoo. Koj kuj tseem tuaj yeem pom tias leej twg tau cuam tshuam lawv txoj hauv kev rau koj lub network thaum lawv yuav tsum tsis nyob ntawd.
Wireshark
Wireshark yog qhov cuab yeej qhib rau kev lim pob ntawv. Yog tias koj tsis paub tias pob ntawv lim dej yog dab tsi, nws yog qib qis dua kev tswj hwm lub network, yog li Wireshark tuaj yeem suav tias yog overkill rau tsuas yog saib cov tsheb khiav hauv koj lub network. Uas tau hais tias, nws tuaj yeem ua tiav txoj haujlwm. Ntxiv rau, nws pub dawb thiab muaj rau Windows, Mac, thiab Linux.
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Qhib koj lub browser thiab mus rau nplooj ntawv Wireshark rub tawm, thiab rub lub installer tshiab rau koj qhov kev khiav haujlwm.
Yog tias koj nyob ntawm Linux, Wireshark tej zaum yuav nyob hauv koj qhov chaw khaws cia. Ubuntu thiab Debian cov neeg siv yuav tsum nruab Wireshark nrog:
$ sudo apt nruab wireshark
- Khiav Wireshark installer. Txhua yam yuav tsum ncaj nraim, thiab cov kev xaiv ua ntej yuav ua haujlwm nyob rau hauv yuav luag txhua rooj plaub.
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Qhib Wireshark
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Yog Wireshark zoo li tsis meej pem thaum xub thawj, tsis txhob txhawj. Koj tsis tas yuav paub ntau txog nws rau cov hauv paus. Xaiv Edit thiab Preferences hauv cov ntawv qhia zaub mov saum toj los teeb tsa ib qho kev xaiv uas koj xav tau.
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Lub qhov rais tshiab yuav qhib. Nrhiav Capture hauv cov npe sab laug thiab xaiv nws.
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Lub cev ntawm lub qhov rais yuav hloov mus tso saib cov kev xaiv ntes. Xyuas kom tseeb tias ntes cov pob ntawv hauv hom promiscuous raug kuaj. Nias Ok thaum nws yog.
Siv Wireshark hauv hom promiscuous ntawm lub network uas koj tsis muaj yog tsis raug cai. Nco ntsoov tsuas yog ua qhov no ntawm koj tus kheej lub network.
- Rov qab ntawm lub ntsiab Wireshark qhov rais, muaj ob lub cim uas koj yuav xav tau hauv cov ntawv qhia zaub mov tseem ceeb. Lub xiav Shark Fin icon pib txheej txheem Wireshark ntes uas sau cov haujlwm hauv network. Liab Square nres qhov ntes. Koj tuaj yeem tshawb xyuas thiab txawm khaws cov ntaub ntawv tom qab ntes. Nias lub Fin pib.
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Cia lub capture khiav me ntsis. Yog tias muaj qee yam uas koj tau muaj teeb meem nrog koj lub network, sim rov tsim cov xwm txheej ntawd. Nrog txhua yam koob hmoov, Wireshark yuav ntes lub sijhawm qhov teeb meem tshwm sim, thiab koj tuaj yeem saib seb muaj dab tsi tshwm sim.
Image - Tom qab koj txaus siab rau cov ntaub ntawv koj khaws, nias lub liab Square kom nres qhov ntes.
- Saib xyuas cov txiaj ntsig. Nyob rau sab saum toj ntawm lub qhov rais, koj yuav pom cov pob ntawv sib txawv sau los ntawm Wireshark. Txhua tus yuav muaj qhov chaw nyob IP uas xa cov pob ntawv thiab ib qho uas tau txais. Koj tseem yuav pom cov txheej txheem network ntawm txhua tus. Thaum koj xaiv ib qho, koj tuaj yeem sift los ntawm pob ntawv cov ntaub ntawv hauv lub thawv hauv qab no. Qhov kev xaiv qis tshaj plaws ntawm cov npe feem ntau muaj feem ntau "tib neeg nyeem tau" feem ntawm cov ntaub ntawv. Yog tias pob ntawv raug encrypted, txawm li cas los xij, koj yuav tsis pom ntau.
- Nco ntsoov saib. Sim siv lub sij hawm los nrhiav lub caij nyoog uas koj qhov teeb meem tshwm sim. Vam tias, yuav muaj cov ntaub ntawv ntsig txog muaj. Yog tias koj xav paub ntau ntxiv txog Wireshark, mus saib qhov ua tiav Wireshark kev qhia.
Vim li cas saib xyuas koj lub Network?
Nws yuav zoo li me ntsis tech-y lossis ntau dhau, kev soj ntsuam ntawm txhua qhov kev khiav tsheb mus los ntawm koj lub network hauv tsev, tab sis nws tuaj yeem pab muab kev nkag siab zoo rau koj lub network kev ua haujlwm.
Koj yuav pom tseeb tias cov khoom siv twg, lossis txawm tias cov haujlwm tshwj xeeb, tab tom ua rau koj cov bandwidth. Los ntawm kev saib xyuas lub network, koj tuaj yeem pom qhov twg koj lub khoos phis tawj txuas nrog thiab ntau npaum li cas cov ntaub ntawv lawv xa lossis tau txais. Tom qab ntawd, koj tuaj yeem kho txhua yam teeb meem thiab siv koj lub network zoo dua.
