Answer / sarfaraz

this protocal located in router and used to send a message
to a source host in a case that nework is unreachable

Answer / sachin

this protocal located in router and used to send a message
to a source host in a case that nework is unreachable

Answer / ajmal abdul gafoor

Internet Control Message Protocol (ICMP) is used to communicate to the original source, the errors encountered while routing the packets, and exercise control on the traffic. This document discusses ICMP redirects and when redirects happen in a network.

What is the mesh network?

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When does network congestion occurs?

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Which processes does TCP, but not UDP, use? A. Windowing B. Acknowledgements C. Source Port D. Destination Port

2 Answers   Lucent,

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What is the difference between switch, routers, and hub?

0 Answers  

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What do the following commands accomplish? access-list 1 permit 172.16.0.0 0.0.255.255 interface ethernet 0 IP access-group 1 out interface ethernet 1 IP access-group 1 out A. Only traffic from the source network 172.16.0.0 will be blocked. B. Only traffic from the source network 172.16.0.0 will be forwarded. Non-172.16.0.0 network traffic is blocked. C. Non-172.16.0.0 traffic will be forwarded. D. All traffic will be forwarded.

1 Answers  

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Identify the following command to configure a secret password to 'cisco'? A.) Router(config)#enable password cisco secret B.) Router(config)#enable secret cisco C.) Router(config)#enable secret password cisco D.) Router(config)#set secret = cisco

1 Answers  

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At which layer of the OSI model does the ping command operate? A. session B. network C. transport D. maintenance

12 Answers   EF, IBM, jetking, Nexlinx, Rkd, TCS, Wipro,

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How many types of data?

0 Answers  

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What is the standard ISDN term for a native ISDN modem? A.) ET B.) LE C.) TE2 D.) TE3 E.) TA

1 Answers  

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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

1 Answers  

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What is required to support full-duplex Ethernet? A.) Multiple paths between multiple stations on a link B.) Automatic sensing operation by all connected stations C.) Loopback and collision detection disabled D.) Full-duplex NIC cards

1 Answers  

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Difference between Distance vector, Link state protocols

3 Answers   HCL,

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