What is poe (power over ethernet)?

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Which command allows a user to see previous commands? A.) show command B.) CTRL-P C.) show history D.) CTRL-U E.) Up Arrow F.) SHIFT-CTRL-6

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You are a system administrator and you want to deny access to a group of computers with addresses 172.30.16.0 to 172.30.31.0. Which wildcard mask would you use? A. 0.0.15.255 B. 0.0.255.255 C. 0.0.31.255 D. 0.0.127.255 E. 0.0.255.255

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hi everybody anybody have doubts in ccna please contact with me we will provide the solutions of the networking questions.my contact no. is 9885382098,abdulkhalid.5@gmail.com.

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hello sir , if i finish this certification is the job is conform ?? and in chennai were i can do this ??

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What does the Spanning Tree Algorithm (STA) do? A.) Restore lost frames B.) Builds routing tables for routing through an internetwork C.) Forward packets through a switch D.) STA is implemented by STP to prevent loops

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What is the difference between csma/cd?

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Which table find best path?

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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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What is the default IPX Ethernet encapsulation? A.) SNAP B.) Arpa C.) 802.2 D.) Novell-Ether E.) SAP

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What is the connection oriented protocol in the TCP/IP protocol stack? A. IP B. UDP C. TCP D. DNS E. OSPF

5 Answers   HCL,

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Which mode we can't skip when we come back from interface mode?

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