Zviri Mukati[Viga][Ratidza]
Email inzira yekutumira mameseji kubva kune imwe sisitimu kuenda kune imwe paInternet munguva chaiyo. Mashandisiro eemail pakutanga aive akaganhurirwa kune vashandisi pakombuta imwe chete, uye zvaida kuti vashandisi vave online kuti vagamuchire mameseji.
Nguva yafamba, uye isu tava kuziva kuti bhokisi retsamba rinoratidzika sei. Meseji inogona kutumirwa kune vakawanda vanoigamuchira, uye zita remugamuchiri rinogona kuvanzwa kubva kune vamwe vanogamuchira nekubatanidza mazita avo muchikamu cheBcc. Sezvatinoziva tese, email inzira yakakurumbira yekuti tibatane nevamwe, ingave yebhizinesi, yekushambadzira, yekuchengeta track yekutengeserana, kana chero chimwe chikonzero.
Kunyangwe paine akawanda emhando yepamusoro maemail anopa aripo, akadai seGmail, Outlook, Yahoo, Apple, Proton, uye nevamwe vazhinji, pachine chikonzero chekunzwisisa kuti email chii. dhizaini yehurongwa ndiro.
Kana iwe uchifarira kudzidza zvakawanda nezve iyo email system dhizaini, saka iyi positi ndeyako. Saka, iyi positi inokupa iwe yepamusoro-yepamusoro-yepamusoro eiyo Email system.
Email System Zvikamu
Mail User Agent - Iyo Email Mumiriri Mumiriri (MUA) chirongwa chinokutendera iwe kunyora, kutumira, uye kugamuchira maemail.
Mail Transfer Agent - Iyo Yekutumira Yekutumira Mumiririri (MTA) ndiyo inotungamira kune ese anopinda uye anobuda tsamba.
Mail Host -A mail host iseva inotumira uye inogamuchira tsamba yeanotambira kana network. Iwo maemail achachengetwa mumabhokisi etsamba pane mail server.
Domain Name Server -Kuona kuti iyo email inofanira kuendeswa kupi, domain name system (DNS) inodiwa. Sisitimu inoshandura mazita emadomasi se youtube.com, google.com, nemamwe kuita ma IP kero se 192.198.0.1.
Nyore Mapepa Ekutamisa Protocol -Ndicho chinhu chakanyanya kukosha sezvo chakavakwa sechirongwa chesevha chinogadzirisa maemail ako, chinoatumira kune yakakodzera server, uye inotumira mameseji. Inogara yakatsvaga tsamba itsva yekutumira. Inobuda email inosimbiswa zvakare neSMTP kuvimbisa kuti inobva kune chaiyo inoshanda mushandisi account.
High-Level Dhizaini
Yakakosha Email Dhizaini Matemu
Kunyangwe iwe uchifungidzira uchitoziva zviri muemail, zvichiri kubatsira kuti unzwisise izvo zvinopinda mukugadzira imwe.
Yakajairika email ine zvikamu zviviri: musoro uye muviri.
Chikamu chekutanga chinonzi musoro.
Zvikamu zvinofanira kupedzwa
- Ndiani akatumira email ku:
- Iyo email yakatumirwa kunaani?
- Iyo email yakabuda rinhi?
Zvikamu zvine sarudzo
- Chii chiri musoro we email?
- CC: ndiani mumwe anofanirwa kuverengerwa muemail seanogamuchira
Muviri mukuru wechinyorwa
- Zvinhu uye zvimwe zvinyorwa zvakagadzirirwa, zvakadai seHTML, zvinogona kuiswa muchikamu chemuviri.
- Chikamu chemuviri chechikamu chakatenderwa chinoenderana nezvinobvumidzwa nemupi webasa mumuviri weemail.
Izvo zvakakosha kuti unzwisise zvikamu zveemail nekuti ndizvo zvazvino indasitiri zviyero zveyakajairika email. Chero mushandisi anoda kushandisa sisitimu nenzira kwayo anozoda kuve nemutauro wakajairwa uri nyore kubata.
Chikero chetsamba yemumhepo
Iko kugona uye kushanda kwekutumira uye kugamuchira maemail kunofanirwa kupihwa zvakajeka kune email mushandisi system. Kero yeemail inodiwa munhu asati atumira email.
Imwe neimwe email kero yakasiyana.
- Zvikasadaro, DNS inobata ese maemail kero seyoyo IP kero, iyo inoshandiswa kusarudza kwainotumira/kugamuchira maemail kana email kero isiri yega.
Username/AddressName @ DomainName ndiyo inonyanya kuzivikanwa fomati yekero yeemail.
- Semuyenzaniso, “timu” ndiko kupinda mukati, “@” ndiyo @ chiratidzo, uye “opengenus.org” izita renzvimbo (“opengenus.org”).
Zita rekushandisa richashandiswa kuona kero yakasarudzika zvichienderana neIP kero yezita rezita.
Email System Basa
1. Masevha anochengeta uye anotumira data
Iyo Post Office Protocol (POP) muenzaniso wezvivakwa zvekutanga umo sevha inochengeta mameseji kudzamara mushandisi aawana nekuadhawunirodha — achiwana maemail akadhawunirodha chero nguva (kunyangwe pasina Indaneti).
2. Server-chete email kuchengetedza
Panzvimbo pekuchengetedza maemail ese pakombuta yemutengi, imwe nzira uye yepamusoro ingave yekuachengeta ese ari paseva. Maonero eemail akafanana pamichina yese, uye mupi anowanzo chengetedza maemail munzvimbo yepakati repository uye anobata mail mashandiro paserver-side.
3. Caching masisitimu pamagumo emutengi
Iyo yakajairika zano nderekuti vatengi kuchengetedza cached vhezheni yeemail inoratidzwa pamakina avo nepo maseva achichengeta maemail nekusingaperi. Maemail anotsigirwa, uye akaomesesa mail mashandiro / maficha (kutsvaga / kusefa / maemail matsva / nezvimwewo) anowanikwa kunyangwe komputa yadzimwa.
Imeyili inoyerera sei mukati?
Ngatitarisei kuti email inotumirwa sei. Maemail, semamwe data eInternet, anofambiswa serukova rwemapakiti paInternet TCP/IP protocol. Iyi nzira yakakamurwa kuita matanho matatu:
- Kana email yatumirwa, TCP protocol inoikamura kuita mapaketi (), imwe neimwe ine kero yeanotumira uye yeanogamuchira.
- Iwo mapaketi anoendeswa kwavanoda kwavanoda kuburikidza neiyo IP protocol. Marouter ari painternet anotarisa kero yepakiti yega yega kuti aone nzira inonyatso shanda yekuenda kune iyo email sevha. Iwo mapaketi anoendeswa kune inotevera router kana nzira yakarongwa. Huwandu hwetraffic pane chero yakapihwa network, semuenzaniso, inokanganisa mafambisirwo emaemail mapaketi.
- Kana mapaketi asvika kune email yeanogamuchira, TCP inoaunganidza zvakare mune yekutanga email fomati (iyo mugamuchiri anogona kuverenga).
Email Servers(SMTP & MTA)
Kusiyana nebhokisi retsamba remuviri, uko tsamba dzako dzese dzinobatwa nemupi mumwe chete, hofisi yepositi, email inobata tsamba inouya neinobuda zvakasiyana. Kune marudzi maviri akasiyana emaseva.
Iyo Yakareruka Yekutumira Mameseji Sisitimu (SMTP) ndeye email yekutumira protocol iyo inokutendera iwe kutumira uye kugamuchira meseji painternet. SMTP iprotocol inotakura ruzivo nezve mameseji ekutumira mameseji uye inongoshandiswa kune inobuda tsamba.
A Mail Transfer Agent (MTA) is a server application inotumira maemail ichishandisa Simple Mail Transfer Protocol (SMTP). A client-based MTA, iyo inosanganisira kuisa software yekuwana maemail (akadai seOutlook), uye web-based MTA, iyo inowanikwa kuburikidza newebhu browser, ndiwo marudzi maviri eMTAs (Gmail, semuenzaniso).
Chero ani ane komputa anogona kushandisa MTA. Zviri nyore, uye MTA inotarisira tsamba inouya. Kumhanyisa yako MTA yekutumira nhamba huru yemaemail akawanda uku uchichengeta yakakwira dhigirii yekuburitsa kungave kwakaoma.
Kune mamwe maitiro uye zvibvumirano zvinofanirwa kutevedzwa. Kutadza kuvatevera kuchakanganisa kugona kwako kuendesa tsamba nenguva. Kugadzirisa vatengi vako kuti vashandise ISP's SMTP server yako pane kumisikidza nekumhanyisa yako isarudzo inokurumidza, iri nyore.
Email Maprotocol
Post Office Protocol (POP) ichidimbu chePost Office Protocol. Email inodzoserwa pachishandiswa chidimbu chesoftware. POP3 inobvumira mushandisi weemail kuti aone maemail avo akachengetwa paserver muakaundi yavo yemushandisi. Iwe haufanirwe kugara online kuti uwane maemail ako. Kuti uwane email, iwe unongoda kusiya kopi pane server.
IMAP (Internet Message Access Protocol) yakawedzera kuomarara kana zvasvika kune email manejimendi. IMAP vatengi uye maseva vane nzira mbiri dzekutaura. Kusiyana nePOP, iyo IMAP protocol inochengeta kaviri meseji yega yega paseva kuitira kuti iwanikwe nevazhinji vatengi. Paunogamuchira email, iyi protocol inoshandiswa. Paunenge uchishandisa IMAP, maemail anoramba ari paseva pane kutorwa kubhokisi retsamba remushandisi obva abviswa.
Kumashure kweiyo email sisitimu, kune zvimwe zvakawanda zvakaomarara zvikamu.
Ndinovimba kuti ikozvino wave nekunzwisisa kuri nani kweiyo email sisitimu, kusanganisira yayo mapuroteni, maseva, uye zvimwe zvikamu.
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