Incazelo yeFQDN (Igama Ledolobha Elifanelekile Ngokuphelele)
I-FQDN, noma igama eliyisisekelo elifanelekile legama, lilotshwe ngegama lomphathi kanye negama lesizinda, kufaka phakathi isizinda esiphezulu sezinga , kulowo myalelo - [igama lomphathi ]. [Isizinda]. [Tld] .
Kulesi simo, "oqeqeshiwe" kusho "okucacisiwe" kusukela indawo egcwele yesizinda ichazwe egameni. I-FQDN icacisa indawo eqondile yomsingathi ngaphakathi kwe- DNS . Uma igama akulona lokhu okucacisiwe, kubizwa ngokuthi igama lesizinda elifanelekayo, noma i-PQDN. Kunolwazi oluthe xaxa kuma-PQDN phansi kwekhasi.
I-FQDN ingase futhi ibizwa ngokuthi igama eliphelele lesizinda ngoba linikeza indlela ephelele yomphathi.
Izibonelo ze-FQDN
Igama lesizinda elifanelekayo ngokugcwele lilotshiwe kule fomethi: [igama lomphathi]. [Isizinda]. [Tld] . Isibonelo, i-mail yevava kusizinda se-example.com ingasebenzisa i-FQDN mail.example.com .
Nazi ezinye izibonelo zamagama wesizinda aqeqeshiwe ngokugcwele:
www.microsoft.com en.wikipedia.org p301srv03.timandtombreadco.usAmagama wesizinda "angafanelekile ngokugcwele" azohlala enomqondo ongaqondile ngawo. Isibonelo, i- p301srv03 ayikwazi ukuba yi-FQDN ngoba kunanoma iyiphi inombolo yezizinda ezingase zibe ne-server ngalelo gama. i-p301srv03.wikipedia.com ne-p301srv03.microsoft.com yizibonelo ezimbili kuphela - ukwazi kuphela igama lomninindlu akusebenzi okuningi kuwe.
Ngisho ne-microsoft.com ayifanelekile ngokugcwele ngoba asazi ngokuqinisekile ukuthi igama lemphathi liyini, ngisho noma iziphequluli eziningi zicabanga ukuthi iWww .
Lawa magama wesizinda angaqeqeshiwe ngokugcwele empeleni abizwa ngokuthi amagama angaphansi kwesizinda esifanelekayo. Isigaba esilandelayo sinolwazi oluthe xaxa kuma-PQDN.
Qaphela: Amagama wesizinda aqeqeshiwe ngokuphelele empeleni adinga isikhathi ekupheleni. Lokhu kusho ukuthi www.microsoft.com. kungaba yindlela eyamukelekayo yokungena kuleyo FQDN. Kodwa-ke, izinhlelo eziningi zivele zisho inkathi ngisho noma ungayinikezi ngokucacile. Ezinye iziphequluli zewebhu zingakuvumela ngisho ukungena esikhathini ekupheleni kwe- URL kodwa akudingeki.
Igama legama elifanelekayo eliyingxenye (PQDN)
Elinye igama elifana ne-FQDN yi-PQDN, noma igama lesizinda elithile elifanelekayo, eliyigama lesizinda kuphela elingacacisiwe ngokugcwele. Isibonelo se- p301srv03 esivela ngenhla i-PQDN ngoba ngenkathi wazi igama lomphathi, awukwazi ukuthi ikuphi isizinda.
Amagama wesizinda afanelekayo asemthethweni asetshenziselwa kalula, kodwa kuphela ezimweni ezithile. Zenzelwe izimo ezikhethekile uma kulula ukubhekisela egameni lehostela ngaphandle kokuchaza igama lesizinda elifanelekile ngokugcwele. Lokhu kungenzeka ngoba kulawo maqondana, lesi sizinda sesivele saziwa kwenye indawo, ngakho-ke kuphela igama lomphathi elidingekayo lomsebenzi othile.
Isibonelo, kumarekhodi e-DNS, umlawuli angabhekisela egameni lesizinda elifanelekayo ngokugcwele njenge-en.wikipedia.org noma nje alinciphise futhi asebenzise igama le-host ye- en . Uma ngabe kufushane, lonke uhlelo luzoqonda ukuthi kuleso simo, i-en.wikipedia.org iyabhekisela ngempela.
Kodwa-ke, kufanele uqonde ukuthi i-FQDN ne-PQDN akuyona into efanayo. I-FQDN inikeza indlela egcwele ye-host ngenkathi i-PQDN inikezela igama elihlobene nje eliyingxenye encane yegama eligcwele lesizinda.