Which OSI layer provides mechanical, electrical & procedural specifications for activating, maintaining physical link? A.) Presentation B.) Network C.) Application D.) Physical E.) Transport F.) Data-Link

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Which of the following are Transport layer protocols? A.) UDP B.) TCP C.) NBP D.) IP E.) SPX

4 Answers   TCP,

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There is an emergency fall-back 'skeleton' IOS stored in read only memory on all Cisco routers. What command would make the router load the IOS from Read Only Memory? A.) reload rom B.) boot system rom C.) load ios bootflash D.) load ios rom E.) bootsystem skeleton

3 Answers  

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What is point-to-point protocol in ccna?

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In how many ways can data be transferred in ccna?

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Two of the protocols that can be carried in the Protocol field of an IP packet are? A. TCP B. UDP C. FTP D. TFTP

2 Answers  

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What is subnet? Why is it used?

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Given the IPX address 4a.0002.1111.a999, what is the network ID and what is the node ID? A.) net 4a host 0002.1111.a999 B.) net a999 node 0002.1111 C.) net 0002.1111.a999 node 4a D.) net 0002.1111 node a999

1 Answers  

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What are the advantages of lan switching?

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Give some benefits of LAN switching.

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Tell me which protocol works only on cisco routers?

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CO is an acronym for which of the following? A.) Central Office B.) Capital Office C.) Central Operator D.) Company Office

1 Answers  

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