Authentication is the process of determining if a user or identity is who they claim to be. Refer tothe exhibit. Which statement about the authentication process is correct？（）

You need to configure a GRE tunnel on a IPSec router. When you are using the SDM to configurea GRE tunnel over IPsec， which two parameters are required when defining the tunnel interfaceinformation？（）

In computer security， AAA stands for authentication， authorization and accounting. Which optionabout the AAA authentication enable default group radius enable command is correct？（）

This item contains several questions that you must answer. You can view these questions byclicking on the Questions button to the left. Changing questions can be accomplished by clickingthe numbers to the left of each question. In order to complete the questions， you will need to referto the SDM and the topology， neither of which is currently visible. To gain access to either thetopology or the SDK click on the button to left side of the screen that corresponds to the sectionyou wish to access. When you have finished viewing the topology the SDK you can return to yourquestions by clicking on the Questions button to the left.Which IPSec rule is used for the Olympia branch and what does it define？（）

Drag and drop question. The upper gives the MPLS functions， the bottom describes the planes.Drag the above items to the proper location at the below

Drag and drop the xDSL type on the above to the appropriate xDSL description on the below.

Network Topology Exhibit：Configuration Exhibit：NET（config）# access-list 112 deny icmp any any echo logNET（config）# access-list 112 deny imp any any redirect logNET（config）# access-list 112 deny icmp any any mask-request logNET（config）# access-list 112 permit icmp any 10.1.1.0 0.0.0.255NET（config）# interface Fa0/1NET（config-if）# ip access-group 112 inYou work as a network administrator at networkTut.com， study the exhibit carefully. Theconfiguration has been applied to router NET to mitigate the threat of certain types of ICMPbasedattacks while allowing some ICMP traffic to the corporate LAN to work. However， the configurationis incorrect. On the basis of the information in the exhibit， which configuration option wouldcorrectly configure router NET？（）

IPSec VPN is a widely-acknowledged solution for enterprise network. Which three IPsec VPNstatements are true？（）

Which statement about PPPoA configuration is correct？（）

Drag the protocols that are used to distribute MPLS labels from the above to the target area on thebelow.（Not all options will be used）