The Internet Control Message Protocol occurs at what layer of the seven layer model? A.) Physical B.) Transport C.) Session D.) Datalink E.) Presentation F.) Network

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how to troubleshoot when protocols is down and link is not getting up

7 Answers   HCL, Sify,

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What is the maximum hop count for Link-State protocols? A.) 15 B.) there is no hop count limit C.) 256 D.) 16

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Differentiate Logical Topology from Physical Topology

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Identify 2 features of X.25? A.) Supports only IP B.) Utilizes switched and permanent virtual circuits C.) Contains minimal flow control and error recovery D.) Utilizes LAPB as it's data-link protocol

4 Answers  

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Explain the difference between routable and non- routable protocols?

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What are three benefits of Integrated Services Digital Network (ISDN) (Choose three) A. PVCs are faster and more reliable B. No specialized equipment is required C. Data transfer is faster than typical modems D. Call setup is faster than with standard telephone service E. It carries many types of data tramp such as voice video and data

1 Answers  

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7. What is an advantage to using switches in your network? A. Addressing of hosts by DHCP B. Ease of administration C. Stops broadcast storms D. Works like a repeater

2 Answers   iGate,

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How does a switch use store and forward? A.) By using a Class I repeater in a collision domain B.) The LAN switch copies the entire frame into its onboard buffers and then looks up the destination address in its forwarding, or switching, table and determines the outgoing interface C.) By using broadcast addresses as source addresses D.) The switch waits only for the header to be received before it checks the destination address and starts forwarding the packets

2 Answers  

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from last ten days i watched that no any new questions are placed in ccna catogarey.so plz place the questions it is very use full to beginers like us

2 Answers   HCL,

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How many types of ends in wan?

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What are packets?

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