25 Imithetho esebenzayo ye-IPtable Firewall Wonke uMlawuli weLinux kufuneka azi

qwalasela i-firewall ngendlela eya kuthi ihlangabezane nenkqubo kunye neemfuno zabasebenzisi kuzo zombini ezi zidibanisi ezingenayo neziphumayo, ngaphandle kokushiya inkqubo isesichengeni sokuhlaselwa.

Kulapho iptables iza luncedo. I-Iptables yi-firewall yomyalelo we-Linux evumela abalawuli benkqubo ukuba balawule i-traffic engenayo nephumayo ngok

Uyiqala njani/uyeke kwaye uvule/uvale iFirewallD kunye ne-Iptables Firewall kwiLinux

I-Firewall yisoftware esebenza njengekhaka phakathi kwenkqubo yomsebenzisi kunye nenethiwekhi yangaphandle evumela ukuba ezinye iipakethi zidlule ngelixa ulahla ezinye. I-Firewall iqhele ukusebenza kumaleko wothungelwano o.t. kwiipakethi ze-IP zombini i-Ipv4 kunye ne-Ipv6.

Ingaba ipakethi iya kudlula okanye iya kubotshwa, kuxhomekeke kwimigaqo echasene nolo hlobo lweepakethi kwi-firewall. Le migaqo inokwakhelwa ngaphakathi okanye echazwe ngumsebenzisi. Ipakethe nganye engena kuthungelwano kufuneka idlule kwesi sikhuselo esisiqinisekisayo ngokuchasene nemithetho echazwe kuyo yolo hlobo

Imibuzo ye-13 yodliwano-ndlebe kwi-Linux iptables Firewall

UNishita Agarwal, undwendwe oluhlala eTecmint wabelana nathi ngamava akhe (Umbuzo kunye nempendulo) malunga nodliwano-ndlebe lomsebenzi awayesandula ukulunika kwinkampani yabucala yokubamba indawo ePune, eIndiya. Wabuzwa imibuzo emininzi kwimixholo eyahlukeneyo nangona kunjalo uyingcali kwiiptables kwaye wayefuna ukwabelana ngaloo mibuzo kunye nempendulo yabo (wanika) enxulumene neeptables kwabanye abanokuthi banike udliwano-ndlebe kungekudala.

Yonke imibuzo kunye neempendulo zabo ziphinda zibhalwe ngokusekwe kwinkumbulo kaNishita Agarwal.

\Molweni Bahlobo! Igama lam ndinguNishi

Uthotho lweRHCSA: Izinto eziBalulekileyo zoMlilo kunye noLawulo lweTrafikhi yeNethiwekhi usebenzisa iFirewallD kunye nee-Iptables-Icandelo 11

Ngamagama alula, i-firewall yinkqubo yokhuseleko elawula i-traffic engenayo nephumayo kuthungelwano olusekwe kwiseti yemithetho echazwe kwangaphambili (efana nepakethi yendawo/umthombo okanye uhlobo lwetrafikhi, umzekelo).

Kweli nqaku siza kuphonononga iziseko ze-firewalld, i-daemon ye-firewall engagqibekanga k

UyiSeta njani i-Iptables Firewall ukuze uvule ukuFikelelwa kude kwiiNkonzo kwiLinux-Icandelo lesi-8

Ukwazisa ngeNkqubo yeSiqinisekiso seSiseko seLinux

Uya kukhumbula ukusuka kwiCandelo 1 - Malunga nee-Iptables zolu LFCE (Linux Foundation Certified Engineer) uthotho esinike inkcazelo esisiseko yokuba yintoni i-firewall: indlela yokulawula iipakethi ezingena kwaye zishiya inethiwekhi. Ngokuthi \lawula sithetha ukuthi:

1. Ukuvumela okanye ukuthintela iipakethe ezithile ukuba
   Funda ngokugqithisileyo →

I-FireStarter-INqanaba eliPhezulu loNxibelelwano lweMizobo ye-Iptables yoFirewall yeeNkqubo zeLinux

Ukuba ujonge i-Linux Firewall enamandla kwaye kulula ukuyisebenzisa, kuya kufuneka uzame iFirestarter. Iza nojongano oluhle kakhulu lomsebenzisi kwaye ungayiseta ngokukhawuleza.

Yintoni iFirestarter?

I-Firestarter nguMthombo oVulekileyo wokusebenzisa usetyenziso lwe-firewall olujolise ekudibaniseni ukusebenziseka ngokulula kunye neempawu ezinomtsalane, kungoko kusetyenziswa abasebenzisi bedesktop kunye nabalawuli benkqubo.

IFirestarter firewall ingasetyenziswa kwiilaptops, idesktops kunye neeseva ukuvala uhlaselo oluthile oluyingozi. Nge-Firestarter unokuchaza ngokulula

Isikhokelo sabaQalayo kwii-IPTables (Linux Firewall) Imiyalelo

Ukuba usebenzisa iiKhompyutha okwexeshana, kufuneka uqhelene negama elithi \Firewall.Siyazi ukuba izinto zibonakala zintsonkothile ukusuka phezulu kodwa ngesi sifundo, siza kucacisa isiseko se-IPTable kunye nokusetyenziswa kwemiyalelo esisiseko. ukuze nokuba ungumfundi womnatha okanye ufuna ukuntywila kuthungelwano, ungazuza kwesi sikhokelo.

Indlela iFirewall esebenza ngayo ilula kakhulu. Yenza umqobo phakathi kweenethiwekhi ezithembekileyo nezingathembekanga ukuze inkqubo yakho ikhuseleke kwiipakethi ezinobungozi.

Kodwa siza kugqiba njani ukuba yintoni ekhuselekileyo nengayiyo?

Isikhokelo sabaQalayo kwii-IPTables (Linux Firewall) Imiyalelo

Ukuba usebenzisa iiKhompyutha okwexeshana, kufuneka uqhelene negama elithi \Firewall.Siyazi ukuba izinto zibonakala zintsonkothile ukusuka phezulu kodwa ngesi sifundo, siza kucacisa isiseko se-IPTable kunye nokusetyenziswa kwemiyalelo esisiseko. ukuze nokuba ungumfundi womnatha okanye ufuna ukuntywila kuthungelwano, ungazuza kwesi sikhokelo.

Indlela iFirewall esebenza ngayo ilula kakhulu. Yenza umqobo phakathi kweenethiwekhi ezithembekileyo nezingathembekanga ukuze inkqubo yakho ikhuseleke kwiipakethi ezinobungozi.

Kodwa siza kugqiba njani ukuba yintoni ekhuselekileyo nengayiyo?