Uhlu lwamakheli e-IP yangasese olutholakalayo

Amakheli e-IP ayimfihlo ayisethi yezinombolo ezinikezwe amadivayisi ayingxenye yenethiwekhi yangasese, njengenethiwekhi yasekhaya noma yebhizinisi. Lawa makheli e-IP awatholakali ku-inthanethi futhi asetshenziselwa ukukhomba nokuxhumana namadivayisi angaphakathi kwenethiwekhi.

Kunobubanzi obumbalwa bamakheli e-IP ayimfihlo futhi ancike ohlotsheni Lobubanzi A, B noma C:

  • 10.0.0.0 kuya ku-10.255.255.255 (IP class A)
  • 172.16.0.0 kuya ku-172.31.255.255 (IP class B)
  • 192.168.0.0 kuya ku-192.168.255.255 (IP class C - Edume kakhulu)

Amakheli e-IP ayimfihlo asetshenziselwa ini?

Amakheli e-IP ayimfihlo asetshenziselwa ukukhomba amadivayisi ngaphakathi kwenethiwekhi yangasese futhi avumele ukuxhumana phakathi kwawo. Isibonelo, uma unephrinta exhunywe kunethiwekhi yakho yasekhaya, izonikezwa ikheli le-IP eliyimfihlo ukuze ukwazi ukuthumela amadokhumenti kuyo ukusuka kukhompyutha yakho noma kunoma iyiphi enye idivayisi exhunywe kunethiwekhi efanayo.

Uyini umehluko phakathi kwamakheli e-IP ayimfihlo namakheli e-IP omphakathi?

Amakheli e-IP omphakathi amakheli ahlukile anikezwa kumadivayisi axhumeke ku-inthanethi futhi angafinyelelwa noma yikuphi emhlabeni. Ngakolunye uhlangothi, amakheli e-IP ayimfihlo atholakala kuphela ngaphakathi kwenethiwekhi yangasese futhi awakwazi ukutholakala ku-inthanethi.

I-NAT (I-Network Address Translation) ubuchwepheshe obuvumela amadivayisi anamakheli e-IP ayimfihlo ukuthi axhume ku-inthanethi esebenzisa ikheli elilodwa le-IP lomphakathi. Lokhu kufezwa ngokwenza ukuhumusha kwekheli phakathi kwekheli le-IP eliyimfihlo kanye nekheli le-IP lomphakathi elihlobene. Lokhu kuvumela amadivayisi kunethiwekhi yendawo ukuthi abe nekheli le-IP lomphakathi elilodwa ekuxhumaneni kwangaphandle. Ngaphezu kwalokho, i-NAT iphinde ivumele amadivayisi ukuthi axhume ku-inthanethi ngokuphephile ngokufihla amakheli awo e-IP ayimfihlo kubasebenzisi bangaphandle.