Free Access Huawei.H12-831-ENU.v2024-01-18.q112 Practice Test (Page 20)

Question 91

The session-based stateful inspection firewall has different processing flows for the first packet and subsequent packets. Which of the descriptions of the flow is correct? (Multiple choice)

A.When the packet reaches the firewall, it will look up the session table, and if it matches the firewall, the subsequent packet processing process will be performed.

B.When the stateful inspection mechanism is enabled, when the firewall processes TCP packets, only SYN packets can establish a session.

C.When the state check mechanism is turned on, subsequent packets also need to be checked for security policies.

D.When a packet arrives at the firewall, it will look up the session table. If there is no match, the firewall will process the first packet.

Question 92

Which of the following description of "packet marking" is incorrect?

A.The QoS information field of the packet can be marked

B.The MAC of the message can be marked

C.The 802.1Q information of Vlan packets can be marked

D.DSCP IP Precedence information of IP packets can be marked

Question 93

Regarding MP-BGP, which of the following descriptions is wrong?

A.MP-BGP needs to assign private network labels to VPNV4 routes

B.MP-BGP's packet types and VPNv4 route advertisement policies are the same as BGP-4

C.MP-BGP advertises VPNv4 routes through MP REACH NLRI and MP UREACH NLRI attributes

D.When the PE and CE exchange routes through BGP, a BGP process needs to be created on the CE for each VPN instance

Question 94

Which of the following functions will affect BGP neighbor establishment? (Multiple choice)

A.BGP GSTM

B.BGP route filtering

C.BGP Certification

D.ebgp max hop

Question 95

The main technical schools of SDN advocate that SDN adopts a layered open architecture. Which technical advocates and defines centralized architecture and Openflow?

A.ETSI

B.IETF

C.ONF

D.ITU

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Question 91

Question 92

Question 93

Question 94

Question 95

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