Which command will start the process for a Cisco IOS file image
upgrade?
A.) download
B.) copy tftp flash
C.) copy flash tftp
D.) download flash
E.) network
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what's the difference between Symmetric and Asymmetric cryptosystem?
What is the size of ipv6?
Which three devices can be used to convert the user data from the DTE into a form acceptable to the WAN service's facility? A. Modem B. CSU/DSU C. TA/NT1 D. CO E. SS7
When you mistakenly type the wrong command at the Router# prompt the router does a DNS lookup which takes about 20 seconds. Which command can you enter to prevent the router doing this in future?
Which two statements are true? (Choose two) A. Ethernet 802.3 utilizes a half duplex method for data transfer B. In a 100 MBS point to point connection a full duplex connection can provide 400 Mbs of data transfer C. Ethernet switches can use the full duplex mode to connect multiple nodes on a single pod of a switch D. Full duplex Ethernet takes advantage of UTP using one pair for transmission and the other pair for reception
What is Route Poisoning?
What is an autonomous system?
Which layer is responsible for putting 1s and 0s into a logical group? A.) Session B.) Application C.) Transport D.) Data Link E.) Physical F.) Network
Which type of switching reads in the entire frame before forwarding it? A.) Pause-and -forward B.) Store-and-Forward C.) Inverse ARP D.) Fast Forward E.) Cut-Through F.) Routing
What is the difference between dynamic NAT and NAT overloading
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