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describe the various connectivity devices that operate at
the various layers of the OSI MODEL. also state the
challenges an admnistrator faces while using these devices

Answer Posted / smruti

These are the connectivty devices in dif layers of OSI model

Physical Layer:- Hub, modem
Datalink Layer:-Switch, bridge
Network Layer:-Router,Multilayer switches i.e. Layer3
switch.

Is This Answer Correct ?    7 Yes 2 No



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