Answer / guest

Answer: A & B

UDP (User Datagram Protocol) does not use

sequence or acknowledgement fields in transmission.

UDP is a connectionless and unreliable protocol, since there

is no delivery checking mechanism in the UDP data format.

Answer / ravi

B. Acknowledgments

When a router knows the IP address, but does not know the MAC address of the device it wishes to contact, it uses the ARP (Address resolution protocol) to determine the MAC address. After it learns the MAC address, it stores this information in the ARP cache. What is the command to view the ARP cache? A.) sh mac B.) show cache C.) show arp D.) sh arp interfaces E.) show ip cache

2 Answers  

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What ISDN protocol specifies concepts, terminology, and services? A.) Q B.) S C.) I D.) E

1 Answers   Ethio Telecom,

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What is the virtual channel?

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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What is 10base2 ethernet lans?

0 Answers  

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Which layer is responsible for determining if sufficient resources for the intended communication exists? A.) Application B.) Network C.) Session D.) Presentation E.) Transport

3 Answers  

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Which is true regarding half duplex Ethernet operation? A.) Half Duplex ethernet technology provides a transmit circuit connection wired directly to the receiver circuit at the other end B.) Half duplex transmission between stations is achieved by using point to multipoint Ethernet and Fast Ethernet C.) With Half Duplex transmission logically circuits feed into a single cable creating a situation similar to a one way bridge D.) Half Duplex transmission between stations is achieved using Point to Point Ethernet & Fast Ethernet

2 Answers  

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In the setup dialog, what do the square brackets indicate? A. current or default spores B. hard coded values that cannot be modified C. values entered by the administrator but not saved D. values that must be written to PAVRAM before becoming enabled

1 Answers  

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9. Which STP state prevents the use of looped paths? A. Blocking B. Listening C. Learning D. Forwarding

2 Answers  

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Which command we give for see routing table?

0 Answers  

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Identify the effect of Ctrl-Z? A.) Exits back to privileged exec mode B.) Disconnect from the router C.) Abort the ping operation D.) Exits privileged exec mode

1 Answers  

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Which command-line keywords are valid for choosing Frame-Relay LMI types? A.) itu-t B.) dlci C.) ansi D.) rfc 1544 E.) cisco F.) q933a

1 Answers  

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