What is true about frame-relay DLCI? A.) DLCI represents a single physical circuit B.) DLCI is optional in all frame-relay networks C.) DLCI identifies a logical connection between DTE devices D.) DLCI is used to tag the beginning of a frame with VLAN information

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Hi I asking one thing that my company having cisco ip phone with connected to cisco poe switch.But sometime when my agent calling to customer on that time customer voice is break only few 2 to 3 sec.I have already checked my wan link by isp and also lan connection,but this problem is not sorted out so pls help me.

5 Answers   Infotech,

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Explain what is the size of hello packets in eigrep protocol?

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Which protocol carries messages such as destination Unreachable, Time Exceeded, Parameter Problem, Source Quench, Redirect, Echo, Echo Reply, Timestamp, Information Request, Information Reply, Address Request, and Address Reply? A. ICMP B. UDP C. TCP D. TFTP E. FTP

2 Answers   TCP,

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What do you use the Aux port for? A.) Console B.) Terminal editing C.) Modem D.) Backup logging

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Which reserve port no http use?

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Can you explain how L2F data tunneling process works?

1 Answers   CCIE,

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Identify the command to copy a configuration file from a TFTP server to a routers active configuration? A.) Router# copy running-config tftp B.) Router# copy tftp running-config C.) Router# copy tftp 172.16.0.1 running-config D.) Router(config)# copy tftp running-config

1 Answers  

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Which two describe frame tagging? A.) Examines particular info about each frame B.) A unique ID placed in the header of each frame as it traverses the switch fabric C.) A user- assigned ID defined to each frame D.) The building of filter tables

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Which layer called error detection layer?

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Identify the administrative distance and appropriate routing protocol? A.) RIP = 255, IGRP = 100 B.) RIP = 100, IGRP = 120 C.) RIP = 1, IGRP = 0 D.) RIP = 120, IGRP = 100

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what is a malicious router?when it occurs? what is a malicious pacekt ?when it occurs?

1 Answers  

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