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NEW QUESTION 15
Which of the following routing protocols support the default route through command configuration?
- A. ICMP
- B. IS-IS
- C. OSPF
- D. BGP
Answer: D
NEW QUESTION 16
As shown in the figure, SWA, SWB, SWC, and SWD run the Rapid Spanning Tree Protocol (RSTP). Which of the following statements are true?
- A. After a port is Configured as an edge port, the port can quickly enter the Forwarding state.
- B. You can enable the edge port on SWD's GEO/0/2 connected to the terminal so that this port can quickly enter the Forwarding state.
- C. Once receiving OPOUs, the edge port re-partlci pates in the calculation of the spanning tree.
- D. You can enable the edge port on SWC's GE0/0/2 connected to the terminal so that this port can quickly enter the forwarding state.
Answer: A
NEW QUESTION 17
Which of the following statements regarding the stateful inspection firewall is true?
- A. Because UDP is a connectionless protocol, so the stateful inspection firewall cannot match UDP packets with the status table.
- B. The stateful inspection firewall needs to match the rules for each incoming packet.
- C. The stateful inspection firewall only needs to match the first data packet against a rule, and the subsequent packets of the connection are matched directly in the state table.
- D. When the stateful inspection firewall checks packets, packets of one same connection are not correlated.
Answer: C
NEW QUESTION 18
Compress the 2001:0DBB:B8:0000:C030:0000:0000:09A0:CDEF address.___________(if the answer contains letters, capitalize them.)
Answer:
Explanation:
pending
NEW QUESTION 19
When two routers exchange LSDB information using DD packets, a master/slave relationship is formed first, the router with a larger router ID is the master, and determine the MS bit.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 20
Which of the following statement regarding the display ospf peer command output is true?
- A. Address: 10.1,1.1 Indicates that the local interface address is 10.1.1.1.
- B. Router ID indicates that the local router ID Is 10.1.1.1.
- C. Through negotiation during DD packet exchange, the local end becomes the slave.
- D. The DR address is 10.1.1.1
Answer: A
NEW QUESTION 21
RSTP provides different functions in different scenarios. Which of the following statements Is false?
- A. The role of the designated port that is enabled with root protection cannot be changed
- B. If the edge port on the switch enabled with BPDU protection receives RST BPDU, the switch sets the edge port as a non-edge-port and triggers STP calculation
- C. When the designated port enabled with root protection receives optimal RST BPDUs, the port enters the Discarding state and does not forward packets. If the port does not receive optimal RST BPDUs within a certain period of time, the port will automatically restore to the Forwarding state
- D. After TC-BPDU attack defense function is enabled, you can set the number of times the switch processes TC BPDUs within a certain period
Answer: B
NEW QUESTION 22
Four routers run ISIS and have established adjacencies. The area IDs and router levels are marked in the following figure. If route leaking is configured on R3, which of the following is the cost of the route from R4 to 10.0.2.2/32?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 23
Which of the following configurations are not mandatory when an administrator configures VRRP?
- A. Preemption mode
- B. Virtual router priority
- C. Virtual IP address
- D. Preemption delay
Answer: C
NEW QUESTION 24
Preferences of routing protocols determine the sequence In which a router selects a route among routes to the same destination /earned through different routing protocols.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 25
Which of the following attacks is not the network layer attack?
- A. Smurf attack
- B. ARP spoofing attack
- C. ICMP attack
- D. IP spoofing attack
Answer: B
NEW QUESTION 26
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. 1.1.1.1/26
- C. 1.1.1.2/16
- D. 1.1.1.1/32
Answer: A
NEW QUESTION 27
Which of the following is the default interval at which the DIS on a broadcast IS_IS network sends CSNPs.
- A. 3.3
- B. 0
- C. 1
- D. 2
Answer: B
NEW QUESTION 28
Regarding the route-policy set-cost configuration below, which of the following statements is true?
- A. The route 11.1.0.0/16 will continue to match node 20 after permitted by node 10, and (he final cost is set to 200.
- B. The route 11.1.0.0/16 is permitted by node 10, and its tost Is set to 300.
- C. All the routes that are not permitted by node 10 will be denied.
- D. The cost of all routes is set to 200.
Answer: B
NEW QUESTION 29
Which of the following statements regarding BGP route advertisement are false?
- A. By default, the routes learned from an IBGP peer will not be forwarded to other IBGP peers.
- B. Only the optimal routes preferred by BGP can be advertised to other BGP peers.
- C. Only the routes learned from IGPs can be advertised to other BGP peers.
- D. All the BGP routes learned from all BGP peer will be advertised to other BGP peers.
Answer: B
NEW QUESTION 30
Which Of the following IEEE 802.11 standards is also known as Wi-Fi 6?
- A. 802.11ac
- B. 802.11ax
- C. 802.11b
- D. 802.11n
Answer: A
NEW QUESTION 31
ON a stateful inspection Firewall where there is no session table, when the status detection mechanism is enabled and the second packet (CYN+ACK) of 3-way hadshakes reaches the firewall. Which of the following statements is true?
- A. If the firewall security policy permits packets to pass, the packets can pass the firewall.
- B. Packets must pass the firewall, and a session table is established.
- C. By default, when status detection is disabled and the permit policy is configured packets can pass.
- D. If the firewall security policy permits packets to pass, the session table is created.
Answer: D
NEW QUESTION 32
What is the correct procedure for a VLAN pool to assign terminals to VLANs.
Answer:
Explanation:
NEW QUESTION 33
Which of the following statements regarding DR/BDR are false?
- A. DR others listen on the multicast address 224.0.0.5.
- B. DR others listen on the network address 224.0.0.6.
- C. In a broadcast network, DR and BDR must be elected. A broadcast network without a DR or BDR cannot operate normally.
- D. All DR others establish neighbor relationships with DR and BDR only.
Answer: D
NEW QUESTION 34
In a route-policy, which of the following BGP attributes can be used in apply clauses?
- A. MED
- B. Local-Preference
- C. Tag
- D. AS_Path
Answer: A,B,D
NEW QUESTION 35
An engineer sets the CAPWAP heartbeat detection interval to 20 of the active link before an active/standby switchover occurs?
- A. 75s
- B. 20s
- C. 60s
- D. 90s
Answer: B
NEW QUESTION 36
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 discarding state does not learn MAC addresses table.
- B. The port In discarding or learning state does not forward data frames.
- C. The port in discarding or learning state does not learn MAC addresses
- D. The port In learning stole docs not learn MAC addresses table.
Answer: C
NEW QUESTION 37
BFD control packets are encapsulated in UDP packets for transmission. What is the destination port number of multi-hop BFD control packets?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 38
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. Filters LSPs to be advertised.
- B. Controls the advertisement of routes generated by the device.
- C. If this command is not run, the device by default advertises all routes that ISIS Imports form external routing protocols.
- D. Is used together with the route import function to advertise some imported external routes to neighbors.
Answer: C
NEW QUESTION 39
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