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NEW QUESTION 92
Which of the following descriptions of MED is correct? (Multiple choice)
- A. MED is an optional non-transitional attribute
- B. MED can only be delivered within this AS
- C. The default value of MED is 100
- D. The default value of MED is 0
Answer: A,D
NEW QUESTION 93
Which of the following statements about stacked on MAD detection is wrong?
- A. MAD proxy detection requires that all stack members are connected to the proxy device, and the connected links are added to an Eth-Tunk
- B. MAD direct connection detection can be through intermediate devices or full-mesh methods
- C. MAD detection methods are divided into direct connection detection and proxy detection
- D. When stacking systems act as agents for each other to perform MAD detection, the two stacking systems can use the same Domain ID
Answer: D
NEW QUESTION 94
Regarding BGP MED, which of the following descriptions are correct? (Multiple choice)
- A. In BGP routing rules, the priority of MED is lower than AS-Path, Preferred-Value, Local-Preference, Origin
- B. By default, BGP routing rules can compare the distance between routes from different autonomous systems.
- C. By default, if the MED value is not set in the route attribute, press the process. If the bestroute med-none-as maximim command is configured. Then the maximum value of MED is 4294967295.
- D. The default value of MED for GP routing is 0
Answer: A,C
NEW QUESTION 95
Regarding the description of the characteristics of the routing strategy, which is correct?
- A. Manual hop-by-hop configuration is required to ensure that packets are forwarded according to the policy
- B. Based on the forwarding plane, serving the forwarding strategy
- C. Forwarding according to the routing table based on the destination address
- D. Application command policy- based-route
Answer: C
NEW QUESTION 96
Which types of messages does the BGP protocol support? (Multiple choice)
- A. Open
- B. Keepalive
- C. Update
- D. Hello
Answer: A,B,C
NEW QUESTION 97
Which statement is wrong about the VRRP timer? (Multiple choice)
- A. By default, the period of VRRP notification messages is 2 seconds
- B. By default, the VRRP preemption delay is 1 second
- C. MASTER_DOWN = (3* ADVER_INTERVAL) + Skew_time
- D. Skew_Time=(255-Priority)/255
Answer: A,B,D
NEW QUESTION 98
Which of the following descriptions about multicast routing is correct? (Multiple choice)
- A. Multicast routing protocol including IGMP protocol
- B. Multicast routing forms a unidirectional loopless data transmission path from the data source to multiple receivers, that is, the multicast distribution tree
- C. Multicast routing protocol is used to establish and maintain multicast routing, and forward multicast data packets correctly and efficiently
- D. Multicast routing protocols are divided into intra-domain multicast routing protocols and inter-domain multicast routing protocols
Answer: B,C,D
NEW QUESTION 99
Which of the following values can be set for the security level of the customized security zone of the USG series firewall? (Multiple choice)
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A,C
NEW QUESTION 100
The following is a part of the configuration of a router, which of the following regarding the configuration is true?
- A. The packet with the source address of 1.1.1.1 matches the first ACL statement rule 0, and the matching rule is allow.
- B. The packet with the source address of 1.1.1.2 matches the second ACL statement rule 1, and the matching rule is allow
- C. The data packet with the source address of 1.1.1.4 matches the fourth ACL statement rule 3, and the matching rule is allow.
- D. The packet with source address of 1.1.1.3 matches the third ACL statement rule 2, and the matching rule is deny.
Answer: A
NEW QUESTION 101
Regarding the description of the summary automatic command and BGP aggregation, which of the following is incorrect?
- A. This command is used to enable automatic aggregation of locally imported routes
- B. After configuring this command, BGP only sends aggregated routes to the peer
- C. After configuring this command, BGP will aggregate routes according to natural network segments
- D. This command is used to realize automatic aggregation, and its priority is higher than manual aggregation
Answer: D
NEW QUESTION 102
When the payload is an ICMPv6 packet, if the extended header is not considered, what is the value of the Next Header field in the IPv6 header?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 103
The first 4 bits of the IP multicast address are fixed 1110, corresponding to the high 25 bits of the multicast MAC address. Among the last 28 bits of the IP multicast address, only 23it is mapped to the MAC address, so 5 bits of address information are lost. The direct result is that 32 IP multicast addresses are mapped to the same MAC address.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 104
Which of the following tools cannot be used for route filtering?
- A. IP-Prefix
- B. policy-based-route
- C. route-policy
- D. ip community-filter
Answer: B
NEW QUESTION 105
The configuration command for VRRP and BFD linkage is:
- A. track vrrp vrid 1 bfd-session session-name 1 reduced 100
- B. vrrp vrid 1 track bfd-session-name 1 reduced 100
- C. bfd-session vrrp vrid 1 track session-name 1 reduced 100
- D. vrrp vrid 1 track bfd-session session-name 1 reduced 100
Answer: D
NEW QUESTION 106
The output information of a router is as follows, please match the information on the left with the information on the right.
Router ID of this device: ()
Router ID of the peer device: ()
The interface IP address of this device: ()
City ID to which this device belongs: ()
Answer:
Explanation:
10.0.1.1|10.0.2.2|10.0.123.1|0.0.0.0
NEW QUESTION 107
The interface IP address and virtual IP address of VRRP can be the same
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 108
About the description of the Keepalive message of BGP, which of the following is incorrect?
- A. By default, the keepalive interval is 180s
- B. Keepalive is periodically sent between two BGP neighbors
- C. Keepalive messages are mainly used to confirm the operating status of peer routers and the availability of links
- D. Keepalive packet contains only one BGP data header
Answer: A
NEW QUESTION 109
What functions can Huawei iMaster NCE products achieve? (Multiple choice)
- A. Can manage equipment across manufacturers
- B. Provide a variety of open API interfaces
- C. Predictive maintenance based on big data and Al
- D. Network automation
Answer: A,B,D
NEW QUESTION 110
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