Ukuqhubeka kwe-VPN newebhusayithi kusibungu esisodwa ngaphandle kokungqubuzana

Uma wabelana ngesibungu esisodwa phakathi kwesayithi lomphakathi ne-VPN, uzuza imibuzo emibili, hhayi eyodwa: yini ilalela kuphi, futhi ngubani oqinisekisa bani. Phendula yomibili ngaphambi kokuthinta ifayela lokuhlela, ngoba amanani azimisozi ayephutha ngezindlela ezibonakala kuphela ngaphansi komthwalo. Ikhasi elilayishwa nge-HTTPS likhombisa ukuthi isilaleli sewebhu siyaphendula futhi akusho lutho ngesilaleli sozakwabo. Okulandelayo ukuhleleka kwezinqumo okuvimbela ukuba bobabili badle bodwa.

Nquma ukuthi yini ilalela kukuphi ikheli nokuthutha

Bhala ithebula elineziteshi ezintathu, ikheli, ukuthutha kanye nechweba, kanye nomugqa owodwa wesevisi ngayinye, kufaka phakathi isixhumi esibonakalayo sokuphatha. I-TCP 443 yesayithi ne-UDP 443 ye-VPN akulona ukungqubuzana ngisho izinombolo zilingana, ngoba ukuthutha kwehlukile. Amasevisi amabili ekhelini elilodwa, ukuthutha nechweba kudinga ukuhlelwa okuqinisekiswa ukusetshenziswa, hhayi lokho okusungulwa ngesikhathi sokuphazamiseka. Lelo thebula futhi liyithuluzi elenza ushintsho olulandelayo luhlotshwe.

Amakheli ahlukene noma ichweba lesibili kwenza ubunikazi bubonakale ekuthunjweni kwamaphakethe, futhi lokho kubaluleke kakhulu kunobuhle. Ezinye izinto zokusetshenziswa ze-VPN zisekela ukwabelana ngechweba neseva yewebhu, kepha indlela icacile: i-daemon ihlola amabhayithi okuqala futhi idlulisele ithrafikhi engeyona iphrothokholi yayo. I-proxy ephambene ye-HTTP ejwayelekile ayikwenzi lokho, futhi ukubhala kabusha izihloko ngeke kumqondise ukuxhawulana komhubhe obethelwe. Funda amanothi okusatshalaliswa kwephrothokholi, njenge- idokhumenti yesilaleli se-OpenVPN, bese ulandela ukuhlelwa okuchazwayo.

Nquma ukuthi ubuphi ubunikazi obungobesiphi isevisi

Isitifiketi sesiphequluli kanye nobufakazi bozakwabo be-VPN kuyizinto ezahlukene ezinamodeli okuthembana ahlukene. Isitifiketi sewebhu siqinisekiswa isiphathimandla somphakathi futhi sisho igama lesibungu, kuyilapho ubufakazi bozakwabo buqinisekisa idivayisi noma umsebenzisi kusihlanganisi futhi kungase kube ngokusayinwa ngokwako noma kukhishwe ngaphakathi. Ukusebenzisa enye njengenye kuyasebenza ezimweni eziwumngcingo futhi akuvamisile ukufaneleka lokho kuxhumana. Ukucisha ukuqinisekisa ukuze isitifiketi esabiwe silingane akulona icebo lokuhlukanisa; kususa ukuhlola okwanikeza ubufakazi incazelo.

Gcina izinqolobane ezimbili zizimele futhi bhala ukuthi isiphi isiphathimandla esikhipha ngasinye. Lapho eyodwa ishintshwa, enye akumele idinge ushintsho, futhi uma idinga, ukuxhumana yikho okufanele kulungiswe.

Nquma ukuthi ukuphatha kuhlala kuphi

Isixhumi esibonakalayo sokuphatha se-VPN singesendlela yokuphatha, hhayi nesilaleli somphakathi, ngisho isibungu sesivele sisebenzela i-inthanethi. Iseva yewebhu ku-443 akusho ukuthi ikhonsoli yozakwabo kufanele ifinyeleleke kuyo yonke indawo, futhi ikhonsoli ivamise ukuba yithagethi enenani eliphakeme. Yixhumanisa nekheli le-loopback noma lokuphatha, uyikhawulele ngomthombo, futhi gcina indlela yokubuyisela engaxhomekekile ekutheni umhubhe uvuliwe. Indlela yokubuyisela ibalulekile ngoba ukwehluleka okuvamile ukuvala ngaphandle ngesikhathi kulungiswa ingidi.

Bhala imithetho emincane yodonga lomlilo, eyodwa ngasilaleli ngasinye, futhi usho isixhumi esibonakalayo noma i-akhawunti yesevisi lapho ipulatifomu isekela khona. Imithetho ebanzi evula isibungu ngoba isayithi lidinga u-443 yiyo indlela izixhumi zokuphatha ezingena ngayo kuzinkomba zama-skana.

Buyekeza leyo mitherho ngokuhambisana nethebula lezilaleli njalo lapho kunezelwa isevisi. Ukubuyekeza kushibhile futhi kubamba umthetho owengezwe othile ngehora lesibili ekuseni.

Nquma ukuthi kwenziwe ini lapho bobabili bebangisana

Ukwabelana ngesibungu kusho ukwabelana nge-CPU, imemori, izichazi zamafayela kanye nomkhawulokudonsa, futhi insiza ephikisanayo ayihlali iyona ebonakala ngokusobala. Isayithi elimatasa lingagcwalisa ithebula lokuxhumana, liqede izikhala zabasebenzi, noma licinde uhla lwediski ngamandla anele ukuthi ukulogi kwe-VPN kume. Bheka ukusetshenziswa kwesevisi ngayinye esikhundleni samanani aphelele esibungu, ngoba isilinganiso sifihla ukuthi iyiphi inqubo elambile. Uma umthwalo womsebenzi owodwa uphazamisa omunye njalo, hlukanisa bobabili esikhundleni sokulungisa eduze kwesibonakaliso.

Ukuhlukanisa kungaba yisiqukathi, umkhawulo we-cgroup, uhla oluhlukile noma isibungu sesibili, futhi ukukhetha okulungile kuncike ekutheni iyiphi insiza ebangisanayo. Ukushintsha kwechweba akulungisi lutho lapha, futhi isibonelo esikhudlwana asilungisi lutho uma umkhawulo uwuhla olulodwa olugcwele. Nquma ngokulinganisa: shono insiza, yilayishe, bese ukhetha ukuhlukanisa okuncane okususa ukuncintisana.

Qinisekisa ngaphandle, bese uphinda ngemva kokuqalisa kabusha

Hlola kudivayisi engekho kunethiwekhi yesibungu uqobo: layisha isayithi, phakamisa umhubhe, futhi ufinyelele insiza eyodwa ewudingayo. Bese uqalisa kabusha isevisi ngayinye ngokwayo futhi uphinde olunye uhlelo, ngoba ukuqalisa kabusha yisikhathi lapho ukuhlelwa kwesilaleli esabiwe kulahlekelwa ukulandelana kwako. Uma i-VPN iqala ngaphambi kweseva yewebhu ephethe ichweba elabiwe, indlela yokwabelana ingase ingaxhumi neze, futhi isibonakaliso umhubhe owawusebenza izolo. Yenza ukuncika kucace ekulandeleni kwamayunithi.

Bese uqinisekisa imingcele: isayithi liphendula echwebeni lalo, i-VPN iphendula kwelayo, futhi isixhumi esibonakalayo sokuphatha siphendula kuphela endleleni yokuphatha. Bhala umphumela eceleni kwethebula lezilaleli nosuku. Isibungu esidlula zonke izivivinyo ezintathu ngemva kokuqalisa kabusha yisibungu ongasinikeza omunye umuntu ngaphandle kwesethulo.