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Introduction to Network Devices
Aoa meray aziz hum watno our dosto,umeed hay ap sub loog kheryat say hongay.aj may aik bar phir hazir hoon aik naye topic kay saat..
Introduction to network devices:-
Networks may bay shomaar devices use hote hay.lekin hum jin devices kay bare may discuss karengay.wo kuch is tara hay.
Routers
Switces
Bridges
Hubs
Layer3 Switch (multilayer switch)
to start kurtay hein in devices kay bare may.pehlay may Router kay bare may bata ta hoon.
Router jo hay wo layer3 yane network layer kay opur use honay wala device hay.Router ke history agur hum day kay.to pehlay pehlay router ko IMp (interface message processor) kaha jata ta jin dino may ARPA exist kurta ta.phir bad may is ka name Gateway pur geya.our aj kul is ko Router kaha jata hay.Router ke chund best definition may kurna chahonga
"Router is an intelligent device which can select the best path on the basis of routing protocols.
"Router is a device which integrates both Lan and Wan"
"Router is a kind of store and forward device"
"Router is a device which can do automatic sorting and distribution"
right these r few rouer definitions.acha to router ko hum different networks ke communcation kay leye use kartay hein.for example ap kay pass 2 pcs hay aik ke netwok id hay.1.0.0.0 our dosray pc ke networkid hay 2.0.0.0.to ye different networks hay.in ko apus may communicate kurnay kay leye ap ya to layer3 witch use kur suktay hein ya router.ok.rest inshallah next time
take care.
Allah hafiz
mujeeb
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