Waxaan maqaaalkan gaaban ee hoose kusoo koobay common WAN terms kuwaas oo la xidhiidha WAN technology una dhexeeya Service Provider iyo Subscriber.
1) DTE (Data Terminal Equipment) waa qalabka isku xidha hosts iyo Data Communication Equipment, waxa uu noqon karaa router ama server, isticmaalayaasha (hosts) waxay fariimahooda ku diraan DTE, DTE-guna waxa uu farriimaha gaadhsiiyaa local loops ama xadhkaha data-da qaada sida fiber optic cables isagoo usii dhexmaraya DCE.
2) DCE (Data Communication Equipment) waa qalab loo isticmaalo in lagula xidhiidho service provider ama shirkada WAN networka bixinaysa waxa uu siiyaa interface Client uu ku xidhmo si uu xidhiidh ula sameeyo service provider-ka
3) CPE (Customer Premises Equipment) waa qalabada DTE ama DCE sida routers, modems, iyo optical converters ay shirkada subscriberka (enterprise edge) yaal xarunteeda si ay xidhiidh ugula sameyso service provider-ka.
4) POP (point-of-presence) waa point uu subscriber-ku xidhmo service provider-ka.
5) Local loops waa xadhkaha isku xidha subscriber-ka iyo service provider-ka sida fiber optic cable.
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