I-MMS iyahluleka ku-Android uma i-VPN ivuliwe: qala ngomzila womhlinzeki
Imilayezo yezithombe isebenzisa umzila wayo womhlinzeki kanye namandla ayo enethiweki, ngakho ukuphequlula okusebenzayo akufakazi lutho. Hlukanisa i-SMS, i-MMS ne-RCS ngaphambi kokuthinta i-VPN.
Amakhasi ewebhu ayavuleka, izingcingo ziyasebenza, kodwa umlayezo wezithombe uhlala esimweni sokuthumela ngaphandle kwephutha ongasebenzisa ngalo. Leyo nhlanganisela ayikona ukuphazamiseka kwe-inthanethi. I-MMS iyisevisi yomhlinzeki enokuhlelwa kwayo kanye nomzila wayo wokuletha, futhi ku-Android ingxenye yokusebenza ingacela inethiweki ethile yayo esikhundleni sokusebenzisa kabusha umzila othathwe isiphequluli sakho. Kulandela izinqumo ezintathu: hlobo luni lomlayezo oluhlulekile ngempela, ubani ongumnikazi wokudluliswa, nokuthi i-VPN ihilelekile yini nhlobo.
Hlobo luni lomlayezo oluhlulekile ngempela
I-SMS, i-MMS yomhlinzeki ne-RCS kuyisevisi ezintathu ezahlukene ezabelana ngewindi elilodwa lengxoxo. Ibhamuza elisemgqeni alikutsheli ukuthi iyiphi esetshenzisiwe, futhi ukulungiswa kwayodwa akuthinti ezinye. Umlayezo wezithombe ohlulekile okuyiwona umlayezo we-RCS ngeke ulungiswe ngokushintsha izilungiselelo ze-APN, futhi i-MMS engakaze iphume ocingweni ngeke ilungiswe ngokubhalisa kabusha i-RCS.
Thola ukuhluleka ngamagama alula kakhulu akhona: ingabe i-SMS yombhalo kuphela iyeza, ingabe isithombe esincane siyahluleka lapho kuthunyelwa, lapho kwamukelwa noma kukho kokubili, futhi ingabe ukuhluleka kwenzeka ngaphambi kwe-VPN. Uma impendulo ithi izithombe ezingenayo kuphela ezehlulekayo, ubheka umzila wokulanda, osebenza ngendlela ehlukile kumzila wokulayisha kunethiweki enomkhawulo.
I-MMS icela inethiweki, hhayi umzila kuphela
I-Android iveza imisebenzi ye-MMS ngokusebenzisa SmsManager kanye nesevisi ye-MMS yengxenye yokusebenza, engacela inethiweki yeselula enamandla e-MMS yokubhalisa okuthile. Lesi yisicelo esincane kunaleso sohlelo lokusebenza oluvula uxhumano lwe-HTTPS kumzila ojwayelekile. Yingakho i-VPN ethwala yonke imithwalo ejwayelekile ingaba khona kanye nomzila we-MMS osebenzayo, futhi yingakho inhlanganisela ephambene ibonakala njengokuhluleka.
Umehluko ubalulekile ngoba ukhomba kubantu abahlukene abaphethe. Uma isicelo se-MMS sengxenye yokusebenza singenakugcwaliseka, inkinga iseceleni kokubhalisa noma komhlinzeki. Uma siyaphumelela kodwa ukudluliswa kuma kuphela lapho i-VPN ivuliwe, ukuhlanganiswa kwenethiweki kohlelo lokusebenza noma inqubomgomo ye-VPN iyisoliso esingcono. Ukuqagela phakathi kwalokhu kukubili kuchitha isikhathi esiningi kuleli hlobo lombiko.
| What you observe | Where to look first |
|---|---|
| No mobile data at all, SMS also fails | Subscription, carrier data service, SIM state |
| Browsing works, MMS fails only with the VPN on | The app's network integration or the VPN policy |
| MMS fine, RCS will not register | RCS registration, unrelated to the MMS transport |
| MMS fails on one SIM but not the other | Which subscription owns mobile data, and which sent the message |
Ungayithinti indlela yokuhlelwa yomhlinzeki
Gcina i-APN ehlosiwe umhlinzeki, ikheli leseva ye-MMS kanye nezilungiselelo ze-proxy njengoba zinjalo. Ukuthi i-VPN ishintsha indlela osebenza ngayo ekuphequluleni akusona isizathu sokunamathisela i-APN engaziwa noma iseva ye-DNS yomphakathi; i-MMS ayisebenzisi isixazululi esithandwa isiphequluli sakho, futhi i-APN engalungile yephula umzila oyedwa owawusebenza.
Ocingweni olunama-SIM amabili, hlola izinto ezimbili ezihlukene: ukubhalisa okuyikho okuphethe idatha yeselula njengamanje, nokuthi umlayezo uthunyelwe kusukela kokuphi ukubhalisa. Kuvamile ukuhlola ku-SIM enedatha ngengozi kuyilapho umgqa ohlulekayo uhlanganiswe nenye. Uhlelo lokusebenza lwemilayezo lwangaphambili lwesithathu lungasebenzisa futhi umzila wenethiweki okhethekile noma wakudala osebenza ngendlela ehlukile kumzila ohlanganiswe kuhlelo, ngakho khetha imodi ebhaliwe yohlelo lokusebenza olunakekelwayo kunezilebula zemenyu ozikhumbulayo kusukela kunguqulo endala.
Yenza ukufaniswa kube mncane
Gcina konke kungaguquki ngaphandle kokuhluka okukodwa okuhlolayo: uhlelo lokusebenza olufanayo, umamukeli ofanayo, ukubhalisa okufanayo, isithombe esisodwa esincane sokuhlola esingazweli. Bhala ukuthi ukuthumela, ukwamukela noma kokubili kuyahluleka, ukuthi umbhalo oqondile wephutha uyini, nokuthi umphumela uyashintsha lapho i-VPN ivuliwe.
Uma inqubomgomo ivuma kudivayisi yomuntu siqu, ukufaniswa okufushane ngaphandle kwe-VPN kuhlukanisa ukuncika. Lokhu kuwukuxilonga, hhayi isincomo sokusebenza ngaphandle kokuvikelwa, futhi kudivayisi elawulwayo noma evaliwe indlela yokusebenza esekelwayo ivela kumphathi hhayi esigabeni sefolumu. Gwema ukuthumela imidiya yangasese kaningi ukuze nje uphinde ukhiqize ukuhluleka ongakwazi ukukwenza kanye.
Okufanele ukunikeza usekelo, nokokuthi ungakucabangi
Uma kuhluleka kuphela isimo lapho i-VPN ivuliwe, umbiko owusizo uqukethe igama nenguqulo yeklayenti, inguqulo yohlelo lwemilayezo, uhlobo lwenethiweki, ukubhalisa okusetshenziswayo kanye nesikhathi sendawo esiqondile sokuhluleka. Ngala maqiniso amahlanu, othile angafanisa ukuhluleka namarekhodi omhlinzeki neklayenti esikhundleni sokuqagela.
Ungacabangi ukuthi ukukhipha uhlelo lwemilayezo kuyikhambi. Izingxenye zocingo zohlelo zingase zibe ngumnikazi wengxenye yokusebenza, futhi inqubomgomo yokuvimbela ngaphandle kwe-VPN iziphatha ngendlela ehlukile kunokukhipha okulula, ngakho uhlelo lokusebenza lungaqhubeka luhluleka nakuba lubonakala lukhishiwe. Hlola ukukhipha njengokucabanga, gcina umphumela, futhi ukubuyisele uma ubufakazi bungakusekeli.