Video: Dab tsi yog DMZ hauv lub network?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Hauv computer networks, a DMZ ( cheeb tsam demilitarized ), kuj qee zaum hu ua perimeter network los yog ib qho kev tshuaj ntsuam xyuas subnetwork, yog lub cev los yog lub hauv paus ntsiab lus subnet uas cais ib cheeb tsam sab hauv network (LAN) los ntawm lwm lub network tsis ntseeg - feem ntau yog hauv internet.
Ntawm no, DMZ network ua haujlwm li cas?
A DMZ yog ib tug ruaj ntseg neeg rau zaub mov uas ntxiv ib txheej ntxiv ntawm kev ruaj ntseg rau a network thiab ua raws li qhov tsis sib xws ntawm ib cheeb tsam network (LAN) thiab kev ruaj ntseg tsawg dua network uas yog Internet . DMZ hauv kev sib tham tau txais nws lub npe los ntawm cov cheeb tsam demilitarized, uas yog thaj av uas cov tub rog yuav siv los thaiv cov yeeb ncuab.
Ib tug kuj nug, DMZ puas muaj kev nyab xeeb? 1 Teb. Yog tias koj router muab qhov tiag DMZ ces tus so ntawm lub network yuav nyab xeeb txawm tias koj lub PC Windows raug cuam tshuam. Ib tiag DMZ yog ib lub network cais uas tsis muaj lossis tsuas yog txwv tsis pub nkag mus rau lub network sab hauv. Thiab qhov yooj yim Windows firewall yuav tsis muaj kev tiv thaiv qhov no.
Ntawm no, DMZ network kev ruaj ntseg yog dab tsi?
DMZ ( suav ) Hauv computer kev ruaj ntseg , a DMZ los yog cheeb tsam demilitarized (qee zaum hu ua perimeter network los yog soj ntsuam subnet) yog lub cev los yog lub hauv paus ntsiab lus subnetwork uas muaj thiab nthuav tawm ib lub koom haum cov kev pabcuam sab nraud rau qhov tsis ntseeg, feem ntau loj dua, network xws li Internet.
Vim li cas peb thiaj xav tau ib cheeb tsam DMZ?
DMZ ( DeMilitarized Zone ) Lub hom phiaj tseem ceeb ntawm cov DMZ yog muab lwm txheej kev ruaj ntseg rau ib cheeb tsam hauv cheeb tsam network (LAN). Yog hais tias ib tug neeg tsis ncaj ncees yuav tau txais kev nkag mus rau cov kev pab cuam nyob rau hauv lub DMZ , lawv tsis tuaj yeem nkag mus rau qhov tseem ceeb ntawm lub network.
Pom zoo:
Dab tsi yog lub luag haujlwm ntawm ib qho khoom nruab nrab ntawm lub network?
Cov khoom siv nruab nrab interconnect enddevices. Cov cuab yeej no muab kev sib txuas thiab ua haujlwm hauv qab ntawm qhov chaw kom ntseeg tau tias cov ntaub ntawv ntws thoob plaws lub network. Cov khoom siv nruab nrab txuas tus neeg ua haujlwm rau lub network thiab tuaj yeem txuas ntau lub network sib txuas los tsim kev ua haujlwm hauv internet
Yuav ua li cas yog ib tug txheej txheem nyob rau hauv lub operating system dab tsi yog ib tug xov nyob rau hauv lub operating system?
Ib tug txheej txheem, nyob rau hauv cov nqe lus yooj yim tshaj, yog ib tug executingprogram. Ib tug los yog ntau tshaj threads khiav nyob rau hauv cov ntsiab lus ntawm cov txheej txheem. Ib tug xov yog ib qho tseem ceeb chav tsev uas theoperating system faib lub sij hawm processor. Lub threadpool feem ntau yog siv los txo tus naj npawb ntawm cov ntaub ntawv thov thiab muab kev tswj hwm ntawm cov neeg ua haujlwm threads
Dab tsi yog tag nrho cov kab kev sib txuas lus uas xav tau rau kev sib txuas tag nrho rau taw tes network ntawm tsib lub khoos phis tawj rau lub khoos phis tawj?
Tus naj npawb ntawm cov kab sib txuas lus uas yuav tsum tau muaj rau kev sib txuas tag nrho ntawm qhov taw tes rau-taw tes ntawm yim lub khoos phis tawj yog nees nkaum yim. Ib tug tag nrho txuas cuaj lub computer network yuav tsum tau peb caug rau kab. Ib tug tag nrho txuas kaum lub computer network yuav tsum tau plaub caug tsib kab
DMZ puas tuaj yeem nkag mus rau hauv lub network?
Muaj ntau txoj hauv kev los tsim lub network nrog DMZ. Qhov thib ob, lossis sab hauv, firewall tsuas yog tso cai rau kev khiav tsheb los ntawm DMZ mus rau lub network sab hauv. Qhov no suav hais tias muaj kev nyab xeeb dua vim tias ob lub cuab yeej yuav tsum raug cuam tshuam ua ntej tus neeg tawm tsam tuaj yeem nkag mus rau hauv LAN sab hauv
Dab tsi yog qhov sib txawv ntawm lub thawv thiab lub thawv ntawv thiab lub thawv ntawv yog dab tsi?
Ib lub thawv thiab cov ntawv nplawm (qee zaum hu ua boxplot) yog ib daim duab uas nthuav tawm cov ntaub ntawv los ntawm tsib lub ntsiab lus. Nyob rau hauv ib lub thawv thiab whisker zajlus: qhov kawg ntawm lub thawv yog lub sab sauv thiab sab quartiles, yog li lub thawv spans lub interquartile ntau yam. qhov nruab nrab yog cim los ntawm ib txoj kab ntsug hauv lub thawv