Explain the difference between half-duplex and full-duplex?

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Which OSI layer establishes, maintains and terminates sessions between applications? A.) Application B.) Physical C.) Data-Link D.) Presentation E.) Network F.) Session

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Tell me how much internal and external ad of eigrp protocol?

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Assume that you are editing a line of text on a Cisco router. What key-stroke combination would take you to the beginning of the line? A.) CTRL-B B.) CTRL-Z C.) CTRL- D.) CTRL-A E.) CTRL- F.) CTRL-

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What is the difference between RIP & RIPng???? Can anyone explain it..!!! Thank u in advance.

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What are the job opportunities i will get once i complete my CCNA certification.

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Routers that have Flash memory typically have a ore loaded copy of place IOS software. Which command should you use to make a backup copy of the software image onto a given network server? A. copy flash tftp B. save copy to tftp C. write backup tftp D. write, backup -server-name- E. copy backup to -server-name-

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Using the TCP/IP protocol suite a message is sent from host A to a destination IP address on the same LAN. How does host A determine the destination of MAC address? A. It uses a proxy APP B. It uses APP requests C. It uses RARP requests D. It uses a router lookup table

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How many Frame-relay encapsulation types are available with Cisco routers? A.) Four B.) Two C.) Five D.) Three

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What does a Standard IP Access-list use as test criteria? A.) IP source address B.) IP source and destination address, protocol numbers and port numbers C.) IPX source and destination address D.) Source MAC address

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To monitor ipx traffic on a network, what command would you use? A. debug ipx transaction B. show ipx traffic C. show ipx events D. display ipx traffic

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Why do we have a Layered Model? 1) It reduces complexity 2) Allows for a standardized interface 3) Facilitates modular engineering 4) Ensures interoperable technology 5) Accelerates evolution 6) Simplifies teaching and learning

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