Video: NAT txoj cai yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Network chaw nyob translation ( NAT ) yog ib txoj hauv kev ntawm remapping ib qhov chaw nyob IP mus rau lwm qhov los ntawm kev hloov kho cov ntaub ntawv chaw nyob hauv network hauv IP header ntawm cov pob ntawv thaum lawv nyob rau hauv kev hla hla lub tsheb khiav. Ib qhov chaw nyob hauv Internet-routable IP ntawm a NAT lub rooj vag tuaj yeem siv rau tag nrho lub network ntiag tug.
Tsis tas li ntawd, NAT ua haujlwm li cas?
NAT ua haujlwm ntawm lub router, feem ntau txuas ob lub network ua ke, thiab txhais cov chaw nyob ntiag tug (tsis yog lub ntiaj teb tshwj xeeb) chaw nyob hauv lub network sab hauv mus rau qhov chaw nyob raug cai, ua ntej pob ntawv xa mus rau lwm lub network.
Tom qab ntawd, lo lus nug yog, vim li cas Nat thiaj xav tau? NAT yog ib qho tseem ceeb heev ntawm kev ruaj ntseg firewall. Nws khaws cov naj npawb ntawm cov chaw nyob pej xeem siv hauv ib lub koom haum, thiab nws tso cai rau kev tswj hwm kev nkag mus rau cov peev txheej ntawm ob sab ntawm lub firewall.
Kuj Paub, NAT yog dab tsi hauv kev cai firewall?
NAT (Network Address Translation) yog ib yam ntawm cov Firewall Software Blade thiab hloov IPv4 thiab IPv6 chaw nyob kom ntxiv kev ruaj ntseg ntxiv. Koj tuaj yeem pab tau NAT rau tag nrho cov khoom siv SmartDashboard los pab tswj kev sib txuas hauv network. NAT tiv thaiv tus kheej ntawm lub network thiab tsis qhia tus IP chaw nyob hauv Internet.
NAT yog dab tsi hauv kev sib txuas nrog piv txwv?
NAT . Stands rau " Network Chaw nyob txhais lus." NAT txhais cov IP chaw nyob ntawm cov khoos phis tawj hauv ib cheeb tsam network mus rau ib qho chaw nyob IP. Qhov chaw nyob no feem ntau siv los ntawm router uas txuas cov khoos phis tawj mus rau Is Taws Nem. Lub router tuaj yeem txuas nrog DSL modem, cable modem, T1 kab, lossis txawm tias hu xov tooj modem.
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