What are packets?

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Which OSI layer defines end to end communication, segmentation and re-assembly? A.) Network B.) Transport C.) Physical D.) Application E.) Data-Link F.) Presentation

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What's the default CDP holdtime in seconds for Cisco routers? A.) 30 seconds B.) 180 seconds C.) 90 seconds D.) 60 seconds

3 Answers  

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Q: why are switch trunking modes ( dynamic auto , dynamic desirable )used in switch while trunking? if only negotiation is the factor it can be done with one mode as well ie dynamic desirable . but why we need dynamic auto. coz it dsnt negotiates ..at all please post answer asap thanks :

2 Answers  

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hi shain/sudeep and rest of all plz answer these question for help some one as soon as possible what is stub area what is transit area let there are three area in ospf a0 a2 and a3 if a2 and a3 is coneted through each other will they comnicate

3 Answers  

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What is the function of Layer 2 Device?

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Which OSI layer performs code conversion, code formatting and encryption? A.) Physical B.) Data-Link C.) Application D.) Transport E.) Presentation F.) Network

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What is the Cisco name for the encapsulation type used on a serial interface? A. HDLC B. SDLC C. SAP D. SNAP

3 Answers   HCL,

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let threr are three router 1 is cionected to two and two is conected to three that is 1----2----3 now we can ping 2 from 3 and 1 to two but we are not able to ping 1 to 3 let router 1 is local and rest of two are remote what should be urs troubleshoot steps

2 Answers   Volvo,

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In which access- list type you can't do editing?

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which algorithm as defined by the transform set is used for providing data confidentiality when connected to tyre?

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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

3 Answers  

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