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NEW QUESTION 24
Regarding the description of VRRP load sharing, which one is correct? (Multiple choice)
- A. Multiple virtual routers can be created on one interface of the router, so that the router can be used as a master router in one virtual router, and at the same time as a backup router in other virtual routers.
- B. When configuring priorities, the VRRP masters of the three virtual routers can be on different routers
- C. Load sharing method refers to the establishment of two or more backup groups, and multiple routers carry services at the same time
- D. The load sharing method means that multiple routers undertake services at the same time, so the load sharing method requires two or more virtual routers
Answer: B,C
NEW QUESTION 25
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 26
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 27
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 28
Which of the following BGP attributes are not required to be included in the Update message of BGP routing? (Multiple choice)
- A. Origin
- B. Local-Preference
- C. AS_PATH
- D. MED
Answer: B,D
NEW QUESTION 29
Regarding the description of VRRP load sharing, which is correct? (Multiple choice)
- A. Multiple virtual routers can be created on one interface of the router, so that the router can be used as a master router in one virtual router, and at the same time as a backup router in other virtual routers.
- B. When configuring priorities, the VRRP masters of the three virtual routers can be on different routers
- C. Load sharing method refers to the establishment of two or more backup groups, and multiple routers carry services at the same time
- D. The load sharing method means that multiple routers undertake services at the same time, so the load sharing method requires two or more virtual routers
Answer: B,C
NEW QUESTION 30
Which of the following default route delivery methods does OSPF support? (Multiple choice)
- A. Can be sent up and down in ASBR
- B. Can be sent up and down in ABR
- C. Can be issued non-mandatory
- D. Can only be issued by force
Answer: A,B,C
NEW QUESTION 31
The output information of a router is as follows, please match the information on the left with the information on the right.
Answer:
Explanation:
NEW QUESTION 32
About the OSPF calculating the shortest path tree phase, which of the following description is true?
- A. Stub network segment is calculated in the first stage, router node and transit network segment are calculated in the second stage
- B. The Stub segment is calculated in the first stage, the routing node is calculated in the second stage
- C. The routing node is calculated in the first stage, the stub network segment is calculated in the second stage
- D. The routing node and Transiti network segment are calculated in the first stage, Stub network segment is calculated in the second stage
Answer: D
NEW QUESTION 33
What is the security level of the Untrusts zone in the USG series firewall?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 34
What are the differences between IGMP versions? (Multiple choice)
- A. For members to leave, IGMPv2/Nv3 can leave voluntarily, but IGMPv1 cannot
- B. IGMPv1 does not support specific group queries, while IGMPv2 supports
- C. IGMPv1/v2/v3 cannot support the SSM model
- D. IGMPv1/v2 cannot elect a querier by itself, while IGMPv3 can
Answer: A,B
NEW QUESTION 35
During the operation of the DHCP protocol, the process from the client application to obtaining an IP address is ().
- A. 1 - 4 - 3 - 4
- B. 3 - 2 - 1 - 4
- C. 3 - 4 - 1 - 2
- D. 1 - 2 - 3 - 4
Answer: B
NEW QUESTION 36
Which of the following command is to configure VRRP to track the state of the physical interface?
- A. vrrp vrid 1 track interface Gigabitethernet0/0/0
- B. vrrp vrid 1 interface Gigabitethernet0/0/0 track
- C. track vrrp vrid 1 interface Gigabitethernet0/0/0
- D. vrrp vrid 1 interface Gigabitethernet0/0/0
Answer: A
NEW QUESTION 37
In the MSTP protocol, each MST Instance uses the RSTP algorithm separately to calculate a separate spanning tree.
- A. True
- B. False
Answer: A
NEW QUESTION 38
There are a large number of employees in an enterprise building, and they usually start to connect to the company's WLAN network in the lobby when they go to work. As each employee walks to their respective workstations, each person's mobile terminal roams through roaming to their respective network coverage areas.
In order to ensure that the IP address of each terminal is fixed as much as possible, what is the recommended approach?
- A. Configure VLAN Pool and configure sequential algorithm
- B. Configure VLAN Pool and configure the algorithm arbitrarily
- C. Without configuring VLAN Pool, configure a static IP address for each mobile terminal
- D. Configure VLAN Pool and configure Hash algorithm
Answer: A
NEW QUESTION 39
Regarding the OSPF route aggregation command, which of the descriptions is correct? (Multiple choice)
- A. not-advertise is the default parameter of the abr-summary command, that is, if advertise is not specified in the abr-summary command, the default is not -advertis
- B. The abr-summary command is a command in the OSPF view
- C. advertise is the default parameter of the abr-summary command, that is, if not-advertise is specified in the abr-sumary command, the default is advertise
- D. The abr-summary command is a command in OSPF area view
Answer: B,C,D
NEW QUESTION 40
When configuring dual-link hot backup, the engineer configured the CAPWAP heartbeat detection interval to be 20 seconds, and the dual-link backup function is enabled, then what is the time for the AP detecting that the active link times out to perform the active/standby switchover?
- A. 20 seconds
- B. 60 seconds
- C. 90 seconds
- D. 75 seconds
Answer: B
NEW QUESTION 41
In the IS-IS broadcast network, which multicast MAC address does the Level-1 router use as the destination address for sending IIH?
- A. 0180-c200-0014
- B. 0180-c200-0000
- C. 0180-c200-0015
- D. 0100-5EOO-0001
Answer: A
NEW QUESTION 42
There are the following states in the process of BGP neighbor establishment. Then the sequence of the state machine to establish a successful connection is:
1. Active
2. OpenConfirm
3. Idle
4. Establish
5. OpenSent
- A. 3-1-2-5-4
- B. 3-1-5-2-4
- C. 1-3-5-2-4
- D. 3-5-1-2-4
Answer: B
NEW QUESTION 43
Which of the following about the IS-IS protocol statement is false?
- A. IS-IS protocol packets are directly encapsulated by the data link layer
- B. The ls-ls protocol is a link state protocol running between ASs
- C. IS-IS protocol supports CLNP network
- D. IS-IS protocol supports IP network
Answer: B
NEW QUESTION 44
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