GB0-381-ENU Exam Questions Dumps, Selling H3C Products
GB0-381-ENU Cert Guide PDF 100% Cover Real Exam Questions
NEW QUESTION 86
There is a 21.22.23.0/22 in the router's IP routing table. To import it into BGP, which one of the following commands should be used?
- A. network 21.22.23.0 mask 255.255.254.0
- B. network 21.22.23.0 255.255.254.0
- C. network 21.22.20.0 255.255.252.0
- D. network 21.22.20.0 mask 255.255.252.0
Answer: C
NEW QUESTION 87
Execute the displaospf vlink command on the MSR router RTA, the router output is as follows:
OSPF Process 100 with Router ID 3.3.3.3
Virtual Links
Virtual-link Neighbor-ID -> 2.2.2.2, Neighbor-State: Full
Interface: 20.0.0.1 (GigabitEthernet0/1)
Cost: 1 State: P-2-P Tpe: Virtual
Transit Area: 0.0.0.1
Timers: Hello 10, Dead 40, Retransmit 5, Transmit Dela1
From the above output, you can judge _______.
- A. RTA must be the ABR of area 0 and area 1
- B. The OSPF RID of RTA is 3.3.3.3, and the router that establishes a virtual connection with it has OSPF RID 2.2.2.2
- C. The interface for RTA to establish a virtual connection may be a Serial interface or a POS interface, because the OSPF network type is P-2-P
- D. The non-backbone area that the virtual link passes through is 1
Answer: B,D
NEW QUESTION 88
In the IS-IS network as shown in the figure, the verification part of each router is configured as follows
RTA-Serial2/0]isis authentication-mode md5 h3c
RTB-isis-1]area-authentication-mode md5 h3c
RTC-isis-1]domain-authentication-mode md5 h3c
Then RTA and RTB______ establish a neighbor relationship, and RTB and RTC______ establish a neighbor relationship.
- A. No, no
- B. No, you can
- C. Yes, yes
- D. Yes, no
Answer: B
NEW QUESTION 89
In the topology shown in the figure, the following configuration is performed on RTA and RTB respectively
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
RTA-ospf-1-area-0.0.0.1] network 192.168.4.0 0.0.0.255
Now it is required that the RTC must not learn the routes configured in the above RTA. What configuration can be performed on the router?
- A. RTB-ospf-1-area-0.0.0.1]abr-summar192.168.0.0 255.255.248.0 not-advertise
- B. RTC-ospf-1-area-0.0.0.1]abr-summar192.168.0.0 255.255.224.0 not-advertise
- C. RTB-ospf-1-area-0.0.0.1]abr-summar192.168.0.0 255.255.0.0 not-advertise
- D. RTB-ospf-1-area-0.0.0.1]abr-summar192.168.0.0 255.255.252.0 not-advertise
Answer: A,C
NEW QUESTION 90
In the network shown in the figure, the default next hop of RTA is RTC, and the PBR configuration is as follows:
polic-based-route pbr_a permit node 10
if-match acl 3000
appldefault output-interface serial 2/0
polic-based-route pbr_a dennode 20
According to the above configuration, how will the data stream matching Acl 3000 on RTA be forwarded?
- A. When all links in the network are normal, the message will be sent to RTB
- B. When all links in the network are normal, the message will be sent to RTC
- C. When the link between RTA and RTC fails, the message will be sent to RTB
- D. When the link between RTA and RTC fails, the message will be discarded
Answer: B,C
NEW QUESTION 91
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-import-route no-summarRTC-ospf-1-area-0.0.0.2]network 30.0.0.0
0.0.0.255
RTC-ospf-1]import-route direct
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]network 4.4.4.4 0.0.0.0
RTD-ospf-1-area-0.0.0.2]nssa
Then the _______ may not be injected into area 2
- A. Tpe7 LSA
- B. Tpe3 LSA
- C. Tpe5 LSA
- D. Tpe4 LSA
Answer: A,C,D
NEW QUESTION 92
There are a lot of static routes with tags of 100 and 200 on RTA. RTA and RTB run OSPF routing protocol, and RTB needs to learn all static routes on RTA. At the same time, it is required that on RTB, the priority of the route with tag 200 is 200.
To achieve the above requirements, which of the following configurations is incorrect?
- A. RTA configuration: route-polic1 permit node 10 if-match tag 100 route-polic1 permit node 20 if-match tag 200 ospf import-route static route-polic1 RTB configuration: route-polic2 permit node 10 if-match tag 200 applpreference 200 ospf preference ase route-polic2 150
- B. RTA configuration: ospf import-route static RTB configuration: route-polic2 permit node 10 if-match tag 200 ospf preference ase route-polic2 200
- C. RTA configuration: route-polic1 permit node 10 if-match tag 100 appltag 100 route-polic1 permit node 20 if-match tag 200 appltag 200 ospf import-route static route-polic1 RTB configuration: route-polic2 permit node 10 if-match tag 200 ospf preference ase route-polic2 200
- D. RTA configuration: route-polic1 permit node 10 if-match tag 100 appltag 100 route-polic1 permit node 20 if-match tag 200 appltag 200 ospf import-route static route-polic1 RTB configuration: route-polic2 permit node 10 if-match tag 200 applpreference 200 ospf preference ase route-polic2 150
Answer: A,B,C
NEW QUESTION 93
In the following BGP networking applications, EBGP neighbor relationships are established between the three routers. RTA receives Internet routes from RTB and RTC at the same time, so that it can reach the Internet 192.10.0.0/ through two links. 16.
The main configurations of RTA, RTB, and RTC are as follows:
RTA]
bgp 700
network 190.10.0.0 mask 255.255.0.0
undo snchronization
group as500 external
peer as500 as-path-acl 1 export
peer 201.1.1.1 group as500 as-number 500
group as600 external
peer as600 as-path-acl 1 export
peer 160.1.1.1 group as600 as-number 600
ip as-path-acl 1 permit ^$
RTB]
bgp 500
network 192.10.0.0 mask 255.255.0.0
undo snchronization
group as700 external
peer as700 route-policsetmed export
peer 201.1.1.2 group as700 as-number 700
route-policsetmed permit node 10
applcost 50
RTC]
bgp 600
network 192.10.0.0 mask 255.255.0.0
undo snchronization
group as700 external
peer as700 route-policsetmed export
peer 160.1.1.2 group as700 as-number 700
route-policsetmed permit node 10
applcost 100
According to the above configuration, which router will pass through the 190.10.0.0/16 network segment on RTA to access the 192.10.0.0/16 network segment?
Which attribute of BGP routing determines the principle of route selection through this router?
- A. RTB, Router ID
- B. RTC, MED
- C. RTC, Router ID
- D. RTB, MED
Answer: C
NEW QUESTION 94
Among the following features that can enhance the security of OSPF are _______
- A. Virtual connection
- B. Prohibit the port from sending OSPF packets
- C. Verification
- D. Filter Tpe3 LSA
Answer: B,C,D
NEW QUESTION 95
For the IS-IS protocol message interaction process, the following description is correct.
- A. In an IP network, IS-IS is carried in IP packets for interaction
- B. IS-IS protocol packets use the NSAP address in CLNP
- C. NSAP address is composed of IDP and DSP, with a fixed length of 160 bits
- D. NSAP is a variable length address, the longest is 160 bits, and the shortest is 64 bits
Answer: B,C
NEW QUESTION 96
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] 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
- 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] filter-polic2000 import
- C. RTB-ospf-1-area-0.0.0.1]abr-summar192.168.2.0 255.255.255.0 not-advertise
- 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,C,D
NEW QUESTION 97
PBR configuration on a router is as follows.
polic-based-route pbr_a permit node 10
if-match acl 3000
apploutput-interface serial 2/0
polic-based-route pbr_a dennode 20
if-match acl 3000
Assuming that the strategy has been successfully applied, how will the data stream configured with Acl3000 on the router be forwarded?
- A. Data flows matching Acl 3000 will be forwarded according to policy routing
- B. Data streams matching Acl 3000 will be forwarded according to the default route
- C. The data stream matching Acl 3000 will be forwarded according to the normal route
- D. Data streams matching Acl 3000 will be discarded
Answer: A
NEW QUESTION 98
In the topology shown in the figure, the following configurations are performed on RTA and RTB respectively:
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
RTA-ospf-1-area-0.0.0.1]network 192.168.4.0 0.0.0.255 It is now required that the RTC must not learn the routes configured in the above RTA. What configurations can be performed on the router?
- A. RTB-ospf-1-area-0.0.0.1]abr-summar192.168.0.0 255.255.248.0 not-advertise
- B. RTC-ospf-1-area-0.0.0.1]abr-summar192.168.0.0 255.255.224.0 not-advertise
- C. RTB-ospf-1-area-0.0.0.0]abr-summar192.168.0.0 255.255.0.0 not-advertise
- D. RTB-ospf-1-area-0.0.0.1]abr-summar192.168.0.0 255.255.252.0 not-advertise
Answer: A
NEW QUESTION 99
On a BGP router, which of the following commands can be used to view the routes originated by the AS?
- A. displabgp routing-table regular-expression ^$
- B. displabgp routing-table as-path ^$
- C. displabgp routing-table ^$
- D. displabgp routing-table local-as
Answer: A
NEW QUESTION 100
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 192.168.1.0 0.0.15.255
- B. 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
- C. MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.255.255
- D. MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.32.255
Answer: A,B,C
NEW QUESTION 101
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