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NEW QUESTION 192
In the topology shown in the figure, perform the following configuration in RTA:
RTA-ospf-1-area-0.0.0.1]network 192.168.0.0 0.0.0.255
RTA-ospf-1-area-0.0.0.1]network 192.168.1.0 0.0.0.255
RTA-ospf-1-area-0.0.0.1]network 192.168.2.0 0.0.0.255
RTA-ospf-1-area-0.0.0.1]network 192.168.3.0 0.0.0.255
Now it is required that the RTC cannot learn the route 192.168.2.0/24 configured in the above RTA, what configuration can be performed on the router?
- A. RTB-ospf-1-area-0.0.0.1]abr-summar192.168.2.0 255.255.255.0 not-advertise
- B. RTB] acl number 2000 RTB-acl-basic-2000] rule 0 permit source 192.168.0.0 0.0.255.255 RTB-acl-basic-2000] rule 5 permit source 192.168.1.0 0.0.255.255 RTB-acl-basic-2000] rule 10 permit source 192.168.3.0 0.0.255.255 RTB-ospf-1-area-0.0.0.1] filter 2000 export
- C. RTB] acl number 2000 RTB-acl-basic-2000] rule 0 permit source 192.168.0.0 0.0.255.255 RTB-acl-basic-2000] rule 5 permit source 192.168.1.0 0.0.255.255 RTB-acl-basic-2000] rule 10 permit source 192.168.3.0 0.0.255.255 RTB-ospf-1] filter-polic2000 import
- D. RTC] acl number 2000 RTC-acl-basic-2000] rule 0 permit source 192.168.0.0 0.0.255.255 RTC-acl-basic-2000] rule 5 permit source 192.168.1.0 0.0.255.255 RTC-acl-basic-2000] rule 10 permit source 192.168.3.0 0.0.255.255 RTC-ospf-1] filter-polic2000 import
Answer: A,B,D
NEW QUESTION 193
In the topology shown in the figure, the following configurations are performed on RTA, RTB, RTC and RTD respectively:
RTA-LoopBack0] ip address 1.1.1.1 255.255.255.255
RTA]ospf 1
RTA-ospf-1]area 1
RTA-ospf-1-area-0.0.0.1]network 10.0.0.0 0.0.0.255
RTA-ospf-1]import-route direct
RTB-LoopBack0] ip address 2.2.2.2 255.255.255.255
RTB]ospf 1
RTB-ospf-1]area 1
RTB-ospf-1-area-0.0.0.1]network 10.0.0.0 0.0.0.255
RTB-ospf-1-area-0.0.0.1]area 0
RTB-ospf-1-area-0.0.0.0]network 2.2.2.2 0.0.0.0
RTB-ospf-1-area-0.0.0.0]network 20.0.0.0 0.0.0.255
RTC-LoopBack0] ip address 3.3.3.3 255.255.255.255
RTC]ospf 1
RTC-ospf-1]area 0
RTC-ospf-1-area-0.0.0.0]network 20.0.0.0 0.0.0.255
RTC-ospf-1-area-0.0.0.0]area 2
RTC-ospf-1-area-0.0.0.2]nssa no-summarRTC-ospf-1-area-0.0.0.2]network 30.0.0.0 0.0.0.255
RTC-ospf-1-area-0.0.0.2]network 3.3.3.3 0.0.0.0
RTD-LoopBack0] ip address 4.4.4.4 255.255.255.255
RTD]ospf 1
RTD-ospf-1]area 2
RTD-ospf-1-area-0.0.0.2]network 30.0.0.0 0.0.0.255
RTD-ospf-1-area-0.0.0.2]nssa
RTD-ospf-1]import-route direct
Which of the following routes cannot exist in the RTD routing table _______.
- A. 0.0.0.0/0
- B. 3.3.3.3/32
- C. 2.2.2.2/32
- D. 1.1.1.1/32
Answer: C,D
NEW QUESTION 194
In BGP routing optimization, for the following four attributes, the order of consideration by the system is _______.
1. MED
2. Orign
3. As-path
4. Local preference
- A. 4, 3, 2, 1
- B. 2, 4, 1, 3
- C. 2, 3, 1, 4
- D. 4, 3, 1, 2
Answer: A
NEW QUESTION 195
IS-IS belongs to the ________ routing protocol and uses the ________ algorithm.
- A. EGP, shortest path first (SPF)
- B. EGP, distance vector (D-V)
- C. IGP, distance vector (D-V)
- D. IGP, shortest path first (SPF)
Answer: D
NEW QUESTION 196
IS-IS routers transfer link status to each other. The information describing the link status is encapsulated in _______.
- A. CLV
- B. IS-IS dedicated header
- C. IS-IS common header
- D. Link layer header
Answer: A
NEW QUESTION 197
B As shown in the figure, RTA, RTB, and RTC run OSPF, and the process number is 100; OSPF process 200 runs between RTA, RTB, and RTD. The cost of all interconnected links is set to 10. Set the external route priority of OSPF 100 on RTA and RTB to 190, and import an external route 172.16.1.0/24 into OSPF 100 on RTC. Both RTA and RTB are configured to import OSPF100 routes into OSPF200.
According to the above scenario analysis, the following description about RTD learning external routing 172.16.1.0/24 is correct.
- A. There is a route to 172.16.10.0/24 on RTD, and the next hop may point to RTA or RTB
- B. There is a route to 172.16.10.0/24 on RTD, and the next hop must point to RTA
- C. The route of 172.16.10.0/24 cannot be learned on RTD
- D. There are two equal-cost routes to 172.16.10.0/24 on RTD, and the next hop points to RTA and RTB respectively
Answer: A
NEW QUESTION 198
Regarding filter-polic filtering OSPF routes, which of the following statements are correct?
- A. It is not possible to filter OSPF routes through the IP address prefix list
- B. OSPF routes can be filtered by configuring ACL
- C. It is not possible to filter routing information through interfaces
- D. OSPF routing information can be filtered by the next hop based on the routing information to be added to the routing table
Answer: B,C,D
NEW QUESTION 199
In the network as shown in the figure, the correct IP addresses have been configured on RTA, RTB and RTC.
Execute the following commands on the three routers RTA, RTB and RTC:
RTA-Serial5/0] ospf dr-priorit100
RTA] ospf 1 router-id 1.1.1.1
RTA-ospf-1] area 0
RTA-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255
RTB] ospf 1 router-id 2.2.2.2RTB-ospf-1] area 0
RTB-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255
RTC] ospf 1 router-id 3.3.3.3 RTC-ospf-1] area 0
RTC-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255
Judging from the above configuration, ________
- A. A neighbor cannot be established between RTA and RTB, but a neighbor can be established between RTA and RTC
- B. A neighbor can be established between RTA and RTB, but a neighbor cannot be established between RTA and RTC
- C. RTA and RTB, RTA and RTC can establish neighbors
- D. RTA and RTB, RTA and RTC cannot establish neighbors
Answer: D
NEW QUESTION 200
Two MSR routers MSR-1 and MSR-2 are interconnected through the 192.168.1.0/24 network segment.
Now it is necessary to configure the OSPF protocol on the router MSR-1 to establish the adjacency relationship with MSR-2 normally. Which of the following configurations is feasible? (Choose one or more)
- A. MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 192.168.16.0 0.0.31.255
- B. MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.255.255
- C. MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.32.255
- D. MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.15.255
Answer: A,B,D
NEW QUESTION 201
H In the OSPF protocol, when the interface network type is NBMA (non-broadcast multiple access), the default Hello interval and neighbor failure time are respectively ______.
- A. 10, 30
- B. 10, 40
- C. 30, 120
- D. 40, 120
Answer: C
NEW QUESTION 202
In the IS-IS network as shown in the figure, after the routes of each router are stable, the IS-IS Level-1 routes learned by RTE through neighbors have ______.
- A. 10.1.5.0/30
- B. 10.1.4.0/30
- C. 10.4.5.0/30
- D. 10.3.4.0/30
Answer: B,D
NEW QUESTION 203
In the IS-IS network as shown in the figure, RTA is configured with route aggregation.
So which of the following routes are included in the RTC IS-IS routing table?
- A. 172.16.3.0/24
- B. 172.16.0.0/22
- C. 172.16.1.0/24
- D. 172.16.2.0/24
Answer: A,B
NEW QUESTION 204
After the BGP router receives the route from the peer, its basic operation is _________.
- A. Ingress Strategy>Aggregation>Preferred Routing>Installation>Exit Strategy
- B. Ingress Strategy>Aggregation>Installation>Preferred Routing>Exit Strategy
- C. Ingress Strategy>Preferred Routing>Installation>Aggregation>Exit Strategy
- D. Ingress Strategy>Preferred Routing>Aggregation>Installation>Exit Strategy
Answer: A
NEW QUESTION 205
The routing table on a H3C router is displayed as follows:
H3C]disp ip rout
Routing Table: public net
Destination/Mask Protocol Pre Cost Nexthop Interface
10.0.0.0/8 OSPF 10 2 20.1.1.2 Ethernet0/0
20.1.1.0/30 DIRECT 0 0 20.1.1.1 Ethernet0/0
20.1.1.1/32 DIRECT 0 0 127.0.0.1 InLoopBack0
127.0.0.0/8 DIRECT 0 0 127.0.0.1 InLoopBack0
127.0.0.1/32 DIRECT 0 0 127.0.0.1 InLoopBack0
172.16.1.0/24 DIRECT 0 0 172.16.1.1 LoopBack1
172.16.1.1/32 DIRECT 0 0 127.0.0.1 InLoopBack0
192.168.1.0/24 DIRECT 0 0 192.168.1. LoopBack2
192.168.1.1/32 DIRECT 0 0 127.0.0.1 InLoopBack0
At the same time, configure the following commands on the router:
bgp 65400
network 172.16.0.0
network 192.168.1.0
network 10.0.0.0
Based on the above information, which of the following BGP routes should be in the router's BGP routing table:
- A. 172.16.1.0
- B. 20.1.1.0
- C. 192.168.1.0
- D. No BGP routing
- E. 10.0.0.0
Answer: C,E
NEW QUESTION 206
IS-IS protocol messages are divided into IIH, CSNP, PSNP and LSP. These four message classifications are identified by ______.
- A. IS-IS general header
- B. Link layer header
- C. CLV
- D. IS-IS dedicated header
Answer: D
NEW QUESTION 207
Each OSI network device is networked as shown in the figure. There are ______ ESs in the OSI network. (Host)
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 208
Level-2 routing exists in ________.
- A. Between IS in the same Area
- B. Between different domains
- C. Between different areas
- D. Between ES and IS
Answer: C
NEW QUESTION 209
Regarding the Stub area and NSSA area of the OSPF protocol, the following statements are incorrect: _______
- A. Tpe4 LSA injection is not allowed in stub area and NSSA area
- B. The injection of Tpe7 LSA is not allowed in the stub area, while the injection of Tpe7 LSA is allowed in the NSSA area
- C. Both stub area and NSSA area allow injection of Tpe3 LSA
- D. The injection of Tpe5 LSA is not allowed in the stub area, while the injection of Tpe5 LSA is allowed in the NSSA area
Answer: A,B,C
NEW QUESTION 210
XZ company requires to build its network based on the modular enterprise network architecture. XZ has one R&D base in Shenzhen and Xi'an each; one office building in Beijing and Shanghai each; offices with more than 50 people in 23 capital cities; small offices with no more than 8 people in 200 small and medium-sized cities; At any given time, there are usually more than 200 marketing and technical personnel on business trips, and some of them are often located in areas lacking Internet access and can only dial in to the headquarters through the telephone network. Due to environmental and cost issues, some offices cannot access the headquarters through dedicated lines or packet-switched wide area network connections. According to these circumstances, the network module XZ company should have is ________.
- A. Large branch network
- B. Security authentication
- C. VPN access
- D. Dial-up access
Answer: C,D
NEW QUESTION 211
Among the following routing protocols, ________ supports VLSM, but does not support automatic route aggregation. (Choose one or more)
- A. RIP-2
- B. RIP-1
- C. OSPF
- D. BGP
Answer: C
NEW QUESTION 212
Which of the following commands is used to reset PBR statistics?
- A. displapolic-based-route
- B. displaip routing-table
- C. displaip polic-based-route
- D. reset polic-based-route statistics
Answer: D
NEW QUESTION 213
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