Me ya sa manhajar iPhone ɗinka ke nuna IP ɗaya yayin da uwar garke ke rubuta wani
Adireshin mu'amala, ƙarshen socket da tushen da uwar garke ke rubutawa suna amsa tambayoyi daban-daban. VPN na ƙara mahalli; ba ya mayar da su lamba ɗaya.
Ana samun tikitin tallafi da ke cewa manhajar na nuna adireshi ɗaya yayin da uwar garke ta rubuta wani, sannan su tambaya wanne ne ke ƙarya. Babu ɗaya; waɗannan abubuwan lura biyu ne na abubuwa biyu daban-daban. Adireshin da aka ɗaure wa wata mu'amala, adireshin da aka ɗaure wa wata socket, da adireshin tushe da wata sabis mai nisa ke gani, suna amsa tambayoyi uku daban-daban. VPN na ƙara mahallin cibiyar sadarwa ga wayar kuma baya ta rushe waɗannan uku zuwa lamba ɗaya ta na'urar gaba ɗaya. Karanta sunayen filaye a cikin tikitin kafin ka karanta adireshin.
Abin da tikitin ke bayyanawa galibi
Ka yi tunanin waya a kan Wi-Fi da tunel a buɗe. Mu'amalar Wi-Fi tana riƙe da adireshin LAN, mu'amalar tunel tana riƙe da adireshin ciki da aka keɓe, kuma buƙatar da ke fita ta tunel tana isa wata sabis ta jama'a daga duk wani tushe da ya tsira daga kowace fassarar a hanya. Manhajar da ke buga adireshin ciki da uwar garke da ke rubuta tushen da aka fassara duk suna bayar da rahoto daidai, kuma waɗannan ƙimomin biyu ba za su taɓa daidaita ba.
Abubuwan lura uku sun bambanta a abin da za su iya tabbatarwa, ba kawai a abin da suke bayyanawa ba.
| Observation | What it describes | What it cannot prove |
|---|---|---|
| An address on a local interface | One configured attachment: Wi-Fi, cellular or a tunnel | The source a remote site receives |
| A socket's local endpoint | The binding used by that one connection | The address after translation further along |
| The peer address at a service | What arrived at that observation point | Any other interface on the phone |
Ka riƙe wannan tebur kusa da lambar da ke cika waɗannan ƙimomi a cikin tikitin, domin yawancin ruɗani a nan rikicewar ginshiƙi ne ba kuskuren cibiyar sadarwa ba.
Abin da kiran socket zai iya amsawa da abin da ba zai iya ba
A matakin API, getsockname yana bayyana ƙarshen wurin gida da ke ɗaure wa wata socket a halin yanzu. Ga socket da aka haɗa, wannan shine tushen da kernel ya zaɓa don wannan haɗin, wanda ya riga ya fi kowane jerin mu'amala dalla'ilin. Ba binciken adireshin jama'a ba ne, kuma kiransa a kan socket da ba a ɗaure ba ba ya gaya maka kusan komai. Duk abin da ya dawo ana iya sake rubuta shi daga baya a hanya, don haka lura da sabis ɗin kanta kaɗai ce mai iko kan abin da sabis ɗin ya karɓa.
A kan dandamalin Apple, gefen mu'amala yana da wani fili daban: saitin tunel na lissafa adireshin da aka keɓe wa mu'amalar tunel. Karanta su yana gaya maka yadda aka daidaita tunel, kuma ba ya gaya maka wace hanya wata buƙata ta bi, domin turawa da dokokin kowace manhaja suna yanke hukunci a kowace haɗi.
Rarrabe tunel yana sa bambancin ya bayyana. Buƙata ɗaya na iya fita ta tunel yayin da na gaba, wanda aka nufa zuwa wata manufa ko dangin adireshi, ba ya fita, don haka sakamako biyu daga manhajar ɗaya da tazarar daƙiƙa na iya zama gaskiya kuma daban-daban.
Zaɓi lura da ya dace da tambayar
Zaɓi da gangan maimakon auna komai. Ga abin da backend ke gani, rubuta tushen a backend, kuma inda wakili mai juyawa ke gaba, karanta adireshin abokin ciniki daga kanun saitin turawa da turawar ku ke saita da gaske, ba daga duk abin da abokin ciniki ya aika ba.
Don ko an daidaita tunel, karanta mu'amalar. Don ko zirga-zirgar wannan manhajar ta yi amfani da shi, aika zirga-zirga daga wannan manhajar zuwa wata manufa da kuke sarrafawa kuma kwatanta tushen a ƙarshen biyu.
Dokokin kowace manhaja sun cancanci jumlar tasu. Sakamakon burauza shaida ne game da wannan burauza, kuma tunel ɗin da aka sarrafa kowace manhaja na iya sanya manhajoji biyu a waya ɗaya a hanyoyi daban-daban a lokaci ɗaya. Tabbatar da rufewa yana nufin aika zirga-zirga daga manhajar da ake magana a kai, a cikin dangin adireshin da ake magana a kai.
Sunayen mu'amala ba na'urar ganowa ba ne
Kada ka yi amfani da sunan mu'amala a matsayin gwajin VPN ma. Sunayen ba yarjejeniya ta jama'a ba ne, kuma waya na iya riƙe haɗe-haɗe da yawa yayin da ɗaya kaɗai ke ɗauke da buƙatarka.
Ba wa filin suna bisa lura da yake riƙe. local_interface_address, socket_local_endpoint da service_observed_source marasa hankali ne kuma ba su da ruɗani, kuma rashin ruɗani shine abin da kuke so lokacin da ƙimar ta ƙare a tikitin tallafi bayan mako ɗaya. Ginshiƙi ɗaya mai suna device IP zai tattara duka uku sannan a amince da shi kamar ɗaya ne.
Ka riƙe asali a wajen ginshiƙin adireshi
Fitowar VPN da aka raba ba asalin mai amfani ba ce, kuma adireshin sirri ba takardar shaidar shiga ba ne. Dukansu suna bayyana hanya ba mutum ba, kuma ɗaukar ɗayan a matsayin tabbaci yana mai da hatsarin turawa zuwa shawarar izini.
Lokacin da wani ya tambaya wane adireshi wayar take da shi, amsa mai amfani tambaya ce game da wace haɗi da wane mai lura. Ma'anar getsockname ta cancanci ambato ga yanayin tsakiya, domin tana warware tambayar socket ba tare da yin kamar ta warware sauran biyu ba.
Sannan ka rubuta wanne daga cikin ukun samfurinka ke buƙatar nunawa da gaske, kuma share sauran biyun daga mu'amalar.