Kana iwe uchigara mumhuri yakajairika, iwe ungangove uine smartphone, laptop, smart TV, uye pamwe yemitambo console zvese zvakabatana neinternet panguva imwe chete. Zvese izvi zvishandiso zvinogovera imwe yeruzhinji IP kero yakapihwa neISP yako. Saka, kana iwe uchirodha vhidhiyo pafoni yako, iyo router inoziva sei kutumira vhidhiyo kufoni yako uye kwete kune yako smart TV?
Mashiripiti ari kuseri kweizvi maitiro anonzi Network Address Translation (NAT).
Yakavanzika vs. Public IP Kero
Router yako inogadzira yakavanzika, yemuno network mukati memba yako. Inopa kero yepachivande yeIP (kazhinji kutanga ne192.168... kana 10.0...) kumudziyo wese wakabatana neWi-Fi. Nekudaro, idzi kero dzakavanzika hadzibatike paruzhinji internet.
Basa reNAT
Paunobaya chinongedzo chevhidhiyo pafoni yako, foni yako inotumira chikumbiro kune router. Iyo router inotarisa chikumbiro uye inoita zvinhu zvishoma:
- Inorekodha IP kero yefoni yako mutafura yekushandura.
- Inotsiva IP yakavanzika yefoni yako neiyo router yeruzhinji IP kero.
- Inopa yakasarudzika "port nhamba" kune chikumbiro uye inotumira kune internet.
Kune sevha yevhidhiyo, chikumbiro chinoita senge chakauya zvakananga kubva kune router. Sevha inotumira iyo data data kumashure kune iyo router yeruzhinji IP kero, yakanyorwa neiyo chaiyo port nhamba.
Kuendesa Package
Kana iyo data yevhidhiyo ichisvika kumba kwako, router inotarisa nhamba yechiteshi pane data inouya, inotarisa patafura yekushandura kwayo, uye inoti, "Ah, port 55432 inofanana nechikumbiro chakaitwa ne smartphone pa private IP 192.168.1.5." Inobva yaendesa data kufoni yako.
Iyi yese nzira yekushandura kero uye yekutarisa zviteshi zvinoitika mumamilliseconds kuzviuru zvemapaketi sekondi yega yega, kuve nechokwadi chekuti munhu wese ari mumba anowana data chaiyo pasina kukanganisa.