I-VPN isebenzisa amanethiwekhi omphakathi wezokuxhumana ukuqhuba idatha yokuxhumana yangasese. Iningi lezinhlelo zokusebenza ze-VPN zisebenzisa i-intanethi njengengqalasizinda yomphakathi kanye nezinhlelo ezihlukahlukene zokusekela ukuxhumana kwangasese nge-intanethi.
I-VPN ilandela indlela yoklayenti neyevava. Amakhasimende e-VPN aqinisekisa abasebenzisi, babhala idatha, futhi baphinde baphathe amaseshini ngamaseva e-VPN esebenzisa inqubo ebizwa ngokuthi ukuthutha .
Amakhasimende we-VPN nama-VPN amaseva asetshenziswe kulezi zintathu:
- ukusekela ukufinyelela okukude kwi- intranet ,
- ukusekela uxhumano phakathi kwama-intranethi amaningi ngaphakathi kwenhlangano efanayo, futhi
- ukujoyina amanethiwekhi phakathi kwezinhlangano ezimbili, ukwakha i-extranet.
Inzuzo enkulu ye-VPN yindleko ephansi edingekayo ukusekela lobu buchwepheshe uma kuqhathaniswa nezinye izindlela ezifana nemigqa yendabuko eqashisiwe noma amaseva okufinyelela okude.
Abasebenzisi be-VPN bavame ukusebenzisana nezinhlelo zeklayenti ezilula zamabala. Lezi zinhlelo zisekela ukudala imigudu, ukubeka imingcele yokumisa, nokuxhuma nokuxhuma kusuka kuseva ye-VPN. Izixazululo ze-VPN zisebenzisa izinqubo ezihlukahlukene zenethiwekhi ezihlanganisa i-PPTP, i-L2TP, i-IPsec, ne-SOCKS.
Ama-server we-VPN angabuye axhumane ngokuqondile namanye amaseva we-VPN. Ukuxhumeka kweseva ye-VPN kuya kweseva kwandisa i-intranet noma i-extranet ukuze ixhumane amanethiwekhi amaningi.
Abathengisi abaningi baye bathola imikhiqizo ye-VPN nemikhiqizo ye-software. Amanye alawa awasebenzisani ngenxa yokungavali kwamanye amazinga we-VPN.
Amabhuku Ngezintandokazi Zobumfihlo Eziyimfihlo
Lezi zincwadi ulwazi oluthe xaxa ku-VPN kulabo abangazi kakhulu ngale ndaba:
- Ama-Networks Ayingqayizivele: Ukwenza Uxhumano Olufanele (uDennis Fowler) - UMnu. Fowler wabhala lokhu okuvelele kakhulu kwe-VPNs ngo-1999. Le ncwadi iye yazama ukuhlolwa kwesikhathi futhi ihlala enye yezihloko ezinhle kunazo zonke zabaqalayo abafuna ukufunda nge-VPN phansi.
- Ama-Networks Ayingqayizivele: I-Technologies kanye Nezixazululo (uRuixi Yuan noWith Timothy Strayer) - ulwazi olubanzi lwe-VPN emathini wokuthutha, ama-protocol, kanye ne-PKI inconywa kahle kulo mbhalo omfushane.
Futhi ebizwa ngokuthi: inethiwekhi yangasese yangasese