Drag the DSL local loop topic on the left to the correct descriptions on the right.
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Study the exhibit carefully.
Routers A and B are customer routers. Routers 1， 2， 3 and 4 are provider routers. The routers areoperating with various IOS versions. Which frame mode MPLS configuration statement is true？（）
A.Before MPLS is enabled， the ip cef command is only requited on routers 1 and 4
B.After MPLS is enabled， the ip cef command is only required on routers 1 and 4
C.Before MPLS is enabled， the ip cef command is only required on the Ethernet 0 interfaces ofrouters 1 and 4
D.After MPLS is enabled， the ip cef command is only required on the Ethernet 0 interfaces ofrouters 1 and 4
E.Before MPLS is enabled， the ip cef command must be applied to all provider routers
A new router was configured with the following commands：
The configuration above was found on an Internet Service Provider’s （ISP） Multiprotocol LabelSwitching （MPLS） network. What is its purpose？（）
A.To prevent customers from running TDP with the ISP routers
B.To prevent customers from running LDP with the ISP routers
C.To prevent other ISPs from running LDP with the ISP routers
D.To prevent man-in-the-middle attacks
E.To use CBAC to shut down Distributed Denial of Service attacks
F.To use IPS to protect against session-replay attacks
G.None of the above
A.IKE keepalives are unidirectional and sent every ten seconds
B.IPsec uses the Encapsulating Security Protocol （ESP） or the Authentication Header （AH）protocol for exchanging keys
C.To establish IKE SA, main mode utilizes six packets while aggressive mode utilizes only threepackets
D.IKE uses the Diffie-Hellman algorithm to generate symmetrical keys to be used by IPsec peers
最新試題
In computer security， AAA stands for authentication， authorization and accounting. Which optionabout the AAA authentication enable default group radius enable command is correct？（）
Drag and drop each management protocol on the above to the correct category on the below.
As a network engineer， do you know for what purpose SDM uses Security Device Event Exchange（SDEE）？（）
Drag and drop the xDSL type on the above to the appropriate xDSL description on the below.
Drag the DSL technologies on the left to their maximum（down/up） data rate values on the below.
Drag the DSL local loop topic on the left to the correct descriptions on the right.
Drag and drop each function on the above to the hybrid fiber-coaxial architecture component that itdescribes on the below.
Drag the correct statements about MPLS-based VPN on the left to the boxes on the right.（Not allstatements will be used）
As a network engineer， study the exhibit carefully. Router Net is unable to establish an ADSLconnection with its provider. Which action would correct this problem？（）
Which statement correctly describes IPsec VPN backup technology？（）