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Which OSI layer provides mechanical, electrical, procedural for
activating, maintaining physical link?
A.) Presentation
B.) Network
C.) Application
D.) Physical
E.) Transport
F.) Data-Link
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Answer: D
Layer 1 the Physical layer performs this function.
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thnx jitender...its me shridh...m working for SG ltd..the situation iz like ths -at a specific time in our company the internet connectivity goes off...v hav two networks in our company...but out of it only one link goes down for 5-10 sec...a fastethernet port becomes down for few sec and automatically becomes Up... Is this occures becoz of Power?? If yes thn y the 2nd network is not affected?? plz tel me jitender how to resolve ths problem? as u sd loop in switch is the primary cause of ths....i wanna know how to resolve it...thnx for ur replys jitender sinha.
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