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What are hold-downs used for?
A.) To prevent regular update messages from reinstating a
route that has
come back up
B.) Information received on an interface cannot be sent back
out the
same interface
C.) To prevent regular update messages from reinstating a
route that has
gone down
D.) To hold the routing table from being sent to another router
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Answer / guest
Answer: C
Hold-Down Timers - Routers ignore network update information
for some
period.
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In IOS boot sequence if the flash is erased, and there is no access to TFTP server, and we can't load the partial IOS from ROM. Is there any possiblity that we can still boot the router/switch from external PC in which the IOS is installed?
Explain the terms unicast, multicast, broadcast.
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what is meant by domain ? what is mean by DNS?
Explain how many types of router?
What is the working of router?
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What are the types of communication in ipv6 ?
Which statement is true regarding full duplex? A.) Allows for transmission and receiving of data simultaneously B.) Only works in a multipoint configuration C.) Does not affect the bandwidth D.) Allows for transmission and receiving of data but not a the same time
Identify the command to view the configuration-register value? A.) show register B.) display config-register C.) show config D.) show version
What causes a triggered update to reset the router hold-down timer?
What key do you use to view the last command? A.) Left Arrow B.) Ctrl-P C.) Up Arrow D.) Right Arrow
CCNA 
