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H3C Constructing Secure optimized WANs v2.0 Sample Questions:

1. When SIP UA calls the called party through the redirect server, ____ .

A) to the not right
B) In addition to the external location request message, a calling LA other messages do not need to be forwarded by the redirection server
C) Lord called UA All messages are forwarded by redirecting server
D) heavy directional server to help eligible post called UA rear position, the main port called UA directly to the called UA initiates a call

2. Which of the following statements about IKE is correct is ____ .( Choose one or more )

A) The first phase of IKE exchange mode has main mode and quick mode
B) IKE uses an asymmetric key algorithm when exchanging keys
C) The exchange of keys in both IKE modes requires authentication
D) IKE SA is generated when the second phase of IKE is completed

3. Which of the following information about the private network route learned from the remote end through the MP-BGP protocol will be recorded by the PE ?

A) The private network label of the private network route
B) RT Import Target attribute of the private network route
C) RD value of the private network route

4. According to the different network levels, VPN can be divided into the following types

A) Layer2 VPN
B) Layer3 VPN
C) Internet VPN
D) Intranet VPN

5. In BGP MPLS VPN network, the user's private network packet can only carry a layer MPLS label, the private network packet which may be present in the following packet forwarding stage ?

A) message packet from the source user side CE sent to the public network port PE device when
B) message packets from the public network egress PE sent to the user-side object of the CE device when
C) newspaper article by the public penultimate hop P distributed to the public network equipment last a jump PE when the device
D) message packets from the public network entry PE sent to the P device when

Solutions: