Vim li cas thiaj xav tau Network kais thiab Network Packet Brokers rau koj Network Traffic Capturing? (Part 1)

Taw qhia

Network Traffic yog tag nrho cov pob ntawv dhau los ntawm kev sib txuas hauv lub network hauv chav tsev, uas yog qhov ntsuas yooj yim los ntsuas lub network thauj khoom thiab xa mus ua haujlwm. Kev saib xyuas kev tsheb khiav hauv lub network yog txhawm rau ntes tag nrho cov ntaub ntawv ntawm cov pob ntawv sib kis hauv lub network thiab kev txheeb cais, thiab kev sib txuas cov ntaub ntawv tsheb khiav yog kev ntes cov ntaub ntawv network IP.

Nrog rau kev nthuav dav ntawm cov ntaub ntawv chaw Q network nplai, daim ntawv thov kaw lus ntau dua thiab ntau dua, cov qauv hauv lub network yog ntau thiab nyuaj, cov kev pabcuam hauv lub network ntawm cov kev pabcuam hauv network yuav tsum siab dua thiab siab dua, kev hem thawj ntawm kev ruaj ntseg network yog ntau thiab ntau dua. , kev ua haujlwm thiab kev saib xyuas cov kev xav tau ua kom zoo txuas ntxiv txhim kho, kev sib sau thiab kev txheeb xyuas kev sib txuas lus tau dhau los ua ib qho tseem ceeb ntawm kev txheeb xyuas cov ntaub ntawv chaw tsim kho. Los ntawm kev txheeb xyuas qhov tob ntawm kev sib txuas hauv network, cov thawj coj hauv lub network tuaj yeem ua kom qhov chaw txhaum, txheeb xyuas cov ntaub ntawv thov, txhim kho cov qauv hauv network, kev ua haujlwm ntawm lub cev thiab kev tswj xyuas kev ruaj ntseg ntau dua, thiab ua kom qhov chaw txhaum. Kev sau cov tsheb khiav hauv lub network yog lub hauv paus ntawm kev txheeb xyuas tsheb. Kev nthuav dav, tsim nyog thiab muaj txiaj ntsig kev tsheb thauj mus los hauv lub network yog pab txhawm rau txhim kho kev ua haujlwm ntawm lub network tsheb ntes, lim thiab tshuaj xyuas, ua tau raws li qhov xav tau ntawm kev txheeb xyuas tsheb los ntawm ntau lub kaum ntse ntse, txhim kho lub network thiab kev lag luam kev ua tau zoo, thiab txhim kho cov neeg siv kev paub thiab kev txaus siab.

Nws yog ib qho tseem ceeb heev uas yuav tsum tau kawm txog cov txheej txheem thiab cov cuab yeej ntawm kev sib txuas hauv network kom nkag siab zoo thiab siv lub network, xyuas kom raug thiab txheeb xyuas lub network.

 Mylinking ™-Network-Packet-Broker-Total-Solution

Tus nqi ntawm Network Traffic Collection / Capturing

Rau cov ntaub ntawv chaw ua haujlwm thiab kev saib xyuas, los ntawm kev tsim kom muaj kev sib koom ua ke ntawm kev sib koom ua ke hauv kev sib koom ua ke ntawm kev sib koom ua ke, ua ke nrog kev saib xyuas thiab kev tshuaj xyuas platform tuaj yeem txhim kho kev lag luam thiab kev tswj xyuas thiab kev lag luam txuas ntxiv mus.

1. Muab Kev Saib Xyuas thiab Kev Tshawb Fawb Cov Ntaub Ntawv: Cov kev lag luam ntawm kev lag luam kev sib cuam tshuam ntawm lub network infrastructure uas tau txais los ntawm kev sib txuas hauv network tuaj yeem muab cov ntaub ntawv xav tau rau kev saib xyuas network, kev saib xyuas kev ruaj ntseg, cov ntaub ntawv loj, kev txheeb xyuas cov neeg siv khoom, kev nkag mus rau cov tswv yim xav tau kev tsom xam thiab kev ua kom zoo, txhua yam kev tsom xam platforms, nrog rau kev txheeb xyuas tus nqi, kev nthuav dav thiab kev tsiv teb tsaws.

2. Ua kom tiav Cov Ntaub Ntawv Pov Thawj Ua Haujlwm Muaj Peev Xwm: los ntawm kev sib txuas hauv network kev ntes, nws tuaj yeem paub txog kev rov qab tsom xam thiab kev kuaj xyuas cov ntaub ntawv tsis raug, muab cov ntaub ntawv keeb kwm kev txhawb nqa rau kev txhim kho, daim ntawv thov thiab chaw ua lag luam, thiab daws tau tag nrho cov teeb meem ntawm cov pov thawj nyuaj, tsis tshua muaj txiaj ntsig thiab txawm tsis lees paub.

3. Txhim kho qhov ua tau zoo ntawm kev ua txhaum. Los ntawm kev muab cov ntaub ntawv sib koom ua ke rau lub network, kev tshuaj xyuas daim ntawv thov, kev saib xyuas kev ruaj ntseg thiab lwm lub platform, nws tuaj yeem tshem tawm qhov tsis sib xws thiab asymmetry ntawm cov ntaub ntawv sau los ntawm cov thawj tswj xyuas platform, txhim kho kev ua haujlwm ntawm kev tuav txhua yam xwm txheej ceev, nrhiav qhov teeb meem sai sai, rov pib dua. kev lag luam, thiab txhim kho qib kev lag luam txuas ntxiv.

Kev faib tawm ntawm Network Traffic Collection / Capturing

Kev ntes cov tsheb khiav hauv lub network feem ntau yog los saib xyuas thiab txheeb xyuas cov yam ntxwv thiab kev hloov pauv ntawm lub khoos phis tawj network cov ntaub ntawv ntws txhawm rau txhawm rau txhawm rau nkag mus rau cov yam ntxwv ntawm tag nrho lub network. Raws li cov chaw sib txawv ntawm kev sib txuas hauv network, kev sib txuas hauv network tau muab faib ua lub network node chaw nres nkoj tsheb, qhov kawg-rau-kawg IP tsheb, kev pabcuam tsheb ntawm cov kev pabcuam tshwj xeeb thiab ua tiav cov neeg siv cov ntaub ntawv kev pabcuam.

1. Network Node Port Traffic

Network node chaw nres nkoj tsheb yog hais txog cov ntaub ntawv txheeb cais ntawm cov pob khoom nkag thiab tawm ntawm lub network node ntaus ntawv chaw nres nkoj. Nws suav nrog tus naj npawb ntawm cov ntaub ntawv pob ntawv, tus lej ntawm bytes, pob ntawv loj faib, pob ntawv poob thiab lwm yam ntaub ntawv tsis tau kawm.

2. Xaus-rau-kawg IP Traffic

Xaus-rau-kawg IP tsheb yog hais txog txheej txheej network los ntawm qhov chaw mus rau qhov chaw! Kev txheeb xyuas ntawm P pob ntawv. Piv nrog rau lub network node chaw nres nkoj tsheb, qhov kawg-rau-kawg IP tsheb muaj cov ntaub ntawv ntau dua. Los ntawm kev txheeb xyuas ntawm nws, peb tuaj yeem paub qhov chaw uas cov neeg siv hauv lub network nkag mus, uas yog lub hauv paus tseem ceeb rau kev txheeb xyuas network, kev npaj, tsim thiab ua kom zoo.

3. Kev Pabcuam Txheej Txheem

Cov txheej txheem kev thauj mus los muaj cov ntaub ntawv hais txog cov chaw nres nkoj ntawm txheej plaub (TCP hnub txheej) ntxiv rau qhov kawg-rau-kawg IP tsheb. Obviously, nws muaj cov ntaub ntawv hais txog hom kev pab cuam uas yuav siv tau rau kev soj ntsuam kom ntxaws.

4. Ua kom tiav cov neeg siv kev lag luam cov ntaub ntawv tsheb

Kev ua tiav cov neeg siv cov ntaub ntawv kev khiav tsheb yog qhov zoo heev rau kev soj ntsuam kev ruaj ntseg, kev ua haujlwm thiab lwm yam. Kev ntes cov ntaub ntawv ua tiav cov neeg siv kev pabcuam yuav tsum muaj peev xwm ntes tau zoo thiab super siab hard disk cia ceev thiab muaj peev xwm. Piv txwv li, kev ntes cov ntaub ntawv xa tuaj ntawm cov neeg nyiag khoom tuaj yeem nres qee qhov kev ua txhaum cai lossis tau txais cov pov thawj tseem ceeb.

Hom Kev Sib Txuas Kev Sib Tw / Kev ntes

Raws li cov yam ntxwv thiab cov txheej txheem ntawm kev sib txuas hauv network kev ntes, kev ntes tsheb tuaj yeem muab faib ua pawg hauv qab no: kev sau ib nrab thiab ua tiav kev sau, kev sau ua haujlwm thiab kev sau tsis raug, kev sau nruab nrab thiab faib sau, sau khoom kho vajtse thiab software sau, thiab lwm yam. txoj kev loj hlob ntawm kev sib sau ua ke, qee qhov kev sib sau ua ke tau zoo thiab siv tau tau tsim los ntawm cov tswv yim kev faib tawm saum toj no.

Lub network kev sib sau tshuab feem ntau suav nrog kev saib xyuas thev naus laus zis raws li daim iav tsheb, kev soj ntsuam thev naus laus zis raws li lub sijhawm tiag tiag ntawm pob ntawv ntes, kev soj ntsuam thev naus laus zis raws li SNMP / RMON, thiab kev soj ntsuam thev naus laus zis raws li kev txheeb xyuas kev sib txuas hauv network xws li NetiowsFlow. Ntawm lawv, kev saib xyuas thev naus laus zis raws li daim iav tsheb suav nrog cov txheej txheem TAP virtual thiab cov txheej txheem faib raws li kev soj ntsuam kho vajtse.

1. Raws li kev saib xyuas daim iav tsheb

Lub hauv paus ntsiab lus ntawm kev saib xyuas kev tsheb khiav hauv network raws li daim iav tag nrho yog ua kom tsis muaj daim ntawv luam thiab cov duab sau ntawm kev sib txuas hauv network los ntawm qhov chaw nres nkoj daim iav ntawm cov khoom siv network xws li cov keyboards lossis cov khoom siv ntxiv xws li optical splitter thiab network sojntsuam. Kev saib xyuas ntawm tag nrho lub network yuav tsum tau txais ib qho kev faib tawm, xa ib qho kev sojntsuam hauv txhua qhov txuas, thiab tom qab ntawd sau cov ntaub ntawv ntawm txhua qhov kev sojntsuam los ntawm cov neeg rau zaub mov tom qab thiab cov ntaub ntawv, thiab ua cov kev sojntsuam tsheb thiab kev tshaj tawm mus ntev ntawm tag nrho lub network. Piv nrog rau lwm txoj kev sau cov tsheb, qhov tseem ceeb tshaj plaws ntawm kev sau cov duab tsheb yog tias nws tuaj yeem muab cov ntaub ntawv nplua nuj daim ntawv thov txheej.

2. Raws li lub sij hawm tiag-lub sij hawm Packet Capture Monitoring

Raws li lub sij hawm real-time pob ntawv capture technology, nws tsuas yog muab cov ncauj lus kom ntxaws tsom xam los ntawm lub cev txheej mus rau daim ntawv thov txheej, tsom rau raws tu qauv tsom xam. Nws ntes cov pob ntawv sib txuas hauv lub sijhawm luv luv rau kev tshuaj xyuas, thiab feem ntau siv los paub txog kev kuaj mob sai thiab kev daws teeb meem ntawm kev ua haujlwm hauv network thiab kev ua txhaum. Nws muaj qhov tsis txaus ntseeg hauv qab no: nws tsis tuaj yeem ntes cov pob khoom nrog cov tsheb loj thiab lub sijhawm ntev, thiab nws tsis tuaj yeem txheeb xyuas qhov sib txawv ntawm cov neeg siv.

3. Kev soj ntsuam Technology raws li SNMP/RMON

Kev saib xyuas kev tsheb khiav raws li SNMP/RMON raws tu qauv sau qee qhov sib txawv ntsig txog cov cuab yeej tshwj xeeb thiab cov ntaub ntawv tsheb khiav los ntawm lub network MIB. Nws suav nrog: tus naj npawb ntawm cov tswv yim bytes, tus naj npawb ntawm cov ntaub ntawv nkag tsis tau tshaj tawm, tus naj npawb ntawm cov ntawv tshaj tawm tawm tswv yim, tus naj npawb ntawm cov pob ntawv tawm tswv yim, tus naj npawb ntawm cov pob ntawv nkag tsis raug, tus naj npawb ntawm cov ntawv nkag tsis paub cov pob ntawv, cov ntawv tso zis ntau, cov ntawv tso tawm tsis raug - Cov pob ntawv tshaj tawm, tus naj npawb ntawm cov pob ntawv tso tawm tshaj tawm, tus naj npawb ntawm cov pob ntawv tso tawm, cov ntawv tso zis ntau yuam kev, thiab lwm yam. Txij li feem ntau routers tam sim no txhawb tus qauv SNMP, qhov kom zoo dua ntawm txoj kev no yog tias tsis muaj cov khoom siv ntxiv cov ntaub ntawv xav tau. Txawm li cas los xij, nws tsuas yog suav nrog cov ntsiab lus yooj yim tshaj plaws xws li cov lej ntawm cov bytes thiab cov pob ntawv, uas tsis tsim nyog rau kev saib xyuas kev sib tw.

4. Netflow-based Traffic Monitoring Technology

Raws li kev saib xyuas kev tsheb khiav ntawm Nethow, cov ntaub ntawv tsheb khiav tau nthuav dav mus rau tus lej ntawm bytes thiab pob ntawv raws li tsib-tuple (qhov chaw IP chaw nyob, chaw nyob IP chaw nyob, qhov chaw nres nkoj, chaw nres nkoj, chaw nres nkoj, tus lej xov tooj) txheeb cais, uas tuaj yeem paub qhov txawv. qhov ntws ntawm txhua qhov laj thawj channel. Txoj kev saib xyuas muaj kev ua haujlwm siab ntawm kev sau cov ntaub ntawv, tab sis nws tsis tuaj yeem txheeb xyuas cov ntaub ntawv ntawm lub cev txheej thiab cov ntaub ntawv txuas txheej, thiab xav tau siv qee qhov kev pabcuam. Nws feem ntau yuav tsum tau txuas ib qho kev ua haujlwm cais rau cov khoom siv network.


Post lub sij hawm: Oct-17-2024