What are the two most common request/reply pair with ICMP
messages when using the ping command? (Choose two)
A. echo reply
B. echo request
C. source quench
D. fragment onset
E. information redirect
F. destination reachable
G. echo control message
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Identify 3 LAN technologies? A.) FDDI B.) HDLC C.) HSSI D.) X.25 E.) 802.3 F.) 802.5
What is default cost of serial interface in ospf?
How does OSPF calculate its Metric
Which three pieces of CDP information about neighbours routers are displayed on your console terminal? (Choose three) A. neighbours router a host name B. the neighbours router a hardware platform C. up to one address for each protocol supported D. up to two addresses for each protocol supported
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Who controls mac address uniqueness and how?
the situation iz like ths -at a specific time in our company the internet connectivity goes off...v hav two networks in our company...but out of it only one link goes down for 5-10 sec...a fastethernet port becomes down for few sec and automatically becomes Up... Is this occures becoz of Power?? If yes thn y the 2nd network is not affected??
what is routing and routed protocol ?
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Your company has been assigned the IP address of 201.222.5.0 and require having 20 subnets. As the company’s network administrator, find the following: a) the subnet mask (2 marks) b) the number of useable subnets (2 marks) c) the subnetwork address for the 4th subnet (2 marks) d) the first usable IP address for the 4th subnet (2 marks) e) the last usable IP address for the 4th subnet (2 marks) f) the broadcast address for the 4th subnet. (2 marks)
CCNA 
