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NEW QUESTION 16
What is the correct procedure for a VLAN pool to assign terminals to VLANs.
Answer:
Explanation:
NEW QUESTION 17
Which of the following statements regarding DR/BDR are false?
- A. DR others listen on the network address 224.0.0.6.
- B. All DR others establish neighbor relationships with DR and BDR only.
- C. DR others listen on the multicast address 224.0.0.5.
- D. In a broadcast network, DR and BDR must be elected. A broadcast network without a DR or BDR cannot operate normally.
Answer: B
NEW QUESTION 18
Which of the following configurations are not mandatory when an administrator configures VRRP?
- A. Virtual IP address
- B. Virtual router priority
- C. Preemption mode
- D. Preemption delay
Answer: A
NEW QUESTION 19
Compared with STP, RSTP defines the different port states. Which of the following statements regarding discarding and learning states are true?
- A. The port In learning stole docs not learn MAC addresses table.
- B. The port in discarding state does not learn MAC addresses table.
- C. The port In discarding or learning state does not forward data frames.
- D. The port in discarding or learning state does not learn MAC addresses
Answer: D
NEW QUESTION 20
Which of the following statement regarding the display ospf peer command output is true?
- A. Router ID indicates that the local router ID Is 10.1.1.1.
- B. Address: 10.1,1.1 Indicates that the local interface address is 10.1.1.1.
- C. The DR address is 10.1.1.1
- D. Through negotiation during DD packet exchange, the local end becomes the slave.
Answer: B
NEW QUESTION 21
Which of the following is the default interval at which the DIS on a broadcast IS_IS network sends CSNPs.
- A. 0
- B. 1
- C. 2
- D. 3.3
Answer: A
NEW QUESTION 22
The filter-policy 2000 export command is run in an ISIS process. Which of the following statements about the functions of a filter policy is false?
- A. Controls the advertisement of routes generated by the device.
- B. Is used together with the route import function to advertise some imported external routes to neighbors.
- C. Filters LSPs to be advertised.
- D. If this command is not run, the device by default advertises all routes that ISIS Imports form external routing protocols.
Answer: D
NEW QUESTION 23
There are two BFD operating modes. In_______mode, the local end sends BFD Control packets at specified intervals, and the remote end checks whether the local end periodically sends BFD Control packets. (Use lowercase letters.)
Answer:
Explanation:
primary
NEW QUESTION 24
Which of the following statements regarding OSPF route summarization is false?
- A. Route summarization can reduce routing information, decrease the routing table size, and improve router performance.
- B. Route summarization is the process of summarizing routes with the same prefix into one route and then advertising only the summarized route to other areas.
- C. OSPF supports two route summarization modes: ABR summarization and ASBR summarization.
- D. Any router in OSPF can summarize routes.
Answer: A
NEW QUESTION 25
OSPF supports area authentication and interface authentication. If both authentication modes are configured, Interface authentication takes preference over area authentication.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 26
Which of the following statements about multicast packet forwarding is true?
- A. The source address of a multicast packet is a unicast address.
- B. IGMP snooping cannot control the scope of multicast traffic flooding on a Layer 2 network.
- C. If a multicast data packet fails the RPF check, the packet must have been received through a sub-optimal interface. However, this interface still receives and forwards the multicast traffic downstream.
- D. In multicast transmission, the destination address of a packet can be the unicast address of a host.
Answer: C
NEW QUESTION 27
A Huawei firewall by default creates security zones named untrust, dmz, _________ and local. (Use Lowercase letters.)
Answer:
Explanation:
security policy
NEW QUESTION 28
A switch runs MSTP. The configuration is shown in the figure. What is the role of this switch in MSTI 1?
- A. Uncertain
- B. Root switch
- C. Secondary root switch
- D. Non-root switch
Answer: A
NEW QUESTION 29
To inject IGP routes into BGP routes, you can only use the network command.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 30
See the following figure. RTA, RTB, RTC, and RTD are in the same AS and establish IBGP peer relationships through direct links. RTB an RTC are route reflectors (RRs), RTA and RTC are the RR clients of RTB, and RTB and RTD are the RR clients of RTC. If RTA advertises the route 10.1.1.0/24 to the BGP process, the Originator ID of the BGP route received by RTD is------------------.
Answer:
Explanation:
IN ORDER
NEW QUESTION 31
Which of the following attacks is not the network layer attack?
- A. IP spoofing attack
- B. ARP spoofing attack
- C. ICMP attack
- D. Smurf attack
Answer: B
NEW QUESTION 32
Which of the following statements regarding the BGP error display of a router false?
- A. The error may be caused by the incorrect neighbor address.
- B. Error Type indicates that the BGP error is caused by the neighbor relationship error.
- C. The error occurred at 12:40:39 on March 22, 2010.
- D. The neighbor address of this router is 10.1.1.5.
Answer: B
NEW QUESTION 33
When a routing policy is used to filter routes, which of the following route prefixes will be denied by the IP prefix below?
- A. 1.1.1.1/24
- B. 1.1.1.2/16
- C. 1.1.1.1/32
- D. 1.1.1.1/26
Answer: A
NEW QUESTION 34
A monitoring plane usually comprises the monitoring units of main control boards and interface boards. This plane can monitor the system environment independently. Which of the following environment monitoring functions can be provided by the monitoring plane?
- A. Temperature monitoring
- B. Fan control
- C. Voltage monitoring
- D. System power-on and power-off control
Answer: A
NEW QUESTION 35
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