GB0-381-ENUの無料問題集（522題）、GB0-381-ENU認定試験参考書

H3C GB0-381-ENU 問題集

試験コード：GB0-381-ENU

試験名称：H3C Large-Scale Routing Network Technologies V2.0

最近更新時間：2025-01-16

問題と解答：全522問

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質問 1：
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
RTB] acl number 2000
RTB-acl-basic-2000] rule 0 permit source 192.168.1.0 0.0.0.255
RTB-ospf-1-area-0.0.0.1] filter 2000 export
Then the routes that cannot exist in the routing table of RTC are _____

A. 192.168.4.0/24
B. 192.168.2.0/24
C. 192.168.1.0/24
D. 192.168.0.0/24
正解：A,B,D

質問 2：
The topology of a certain network is complex, and there are multiple paths between the core and the branch. In order to control the routing between the core and the branch, effectively use the bandwidth resources, and reduce the maintenance cost, which of the following measures is optimal?
A. Use NAT protocol between core and branch
B. Use BGP as the routing protocol between core and branch, and control routing by adjusting routing attributes
C. Use IPSec to encrypt routing protocol packets between core and branch
D. Use RIP as the routing protocol between core and branch, and control routing by adjusting routing priority
正解：B

質問 3：
As shown in the figure, RTA and RTB use GRE tunnel technology to ensure IPv6 mutual access, please select the correct command to fill in the blanks in the following configuration.
RTA]ipv6
RTA]interface E0/0
RTA-Ethernet0/0]ip address 119.145.22.193
RTA-Ethernet0/0]interface e0/1
RTA-Ethernet0/1]ipv6 address 1::A 64
RTA-Ethernet0/1]undo ipv6 nd ra halt
RTA-Ethernet0/1]interface tunnel 0
RTA-Tunnel0]source e0/0
RTA-Tunnel0]____________________________
RTA-Tunnel0]ipv6 address auto link-local
RTA-Tunnel0]ipv6 route-static 2:: 64 tunnel 0
RTB]ipv6
RTB]interface E0/0
RTB-Ethernet0/0]ip address 121.9.14.210
RTB-Ethernet0/0]interface e0/1
RTB-Ethernet0/1]ipv6 address 2::B 64
RTB-Ethernet0/1]undo ipv6 nd ra halt
RTB-Ethernet0/1]interface tunnel 0
RTB-Tunnel0]source e0/0
RTB-Tunnel0]destination 119.145.22.193
RTB-Tunnel0]ipv6 address 2009::2 112
RTB-Tunnel0]________________________

A. ipv6 address 2009::1 112 , ipv6 route-static 1::64 tunnel 0
B. destination 119.145.22.193 , undo ipv6 nd ra halt
C. destination 121.9.14.210 , undo ipv6 nd ra halt
D. destination 121.9.14.210 , ipv6 route-static 1::64 tunnel 0
E. destination 2009::2 , ipv6 route-static 1::64 tunnel 0
正解：D

質問 4：
If fast forwarding is enabled on the router, when the last packet of the data flow arrives on the interface, which of the following actions will be performed?
A. Find the fast forwarding table and forward it
B. Find the FIB table and forward it
C. First look up the FIB table, then look up the fast forwarding table forwarding, and generate the fast forwarding table entry at the same time
D. First find the fast forwarding table, then find the FIB table forwarding, and generate the fast forwarding table entry at the same time
正解：A

質問 5：
The advantage of the OSPF protocol hierarchy is ______.
A. Reduced LSDB size for ABR
B. Configure as needed to control route flapping within a certain area
C. The non-backbone area does not have to be directly physically connected to the backbone area
D. Reduced router performance requirements
正解：B,D

質問 6：
As shown in the figure, EBGP runs between AS100, AS200, AS300, and AS400.
When AS400 receives the BGP route sent by AS100, the path sequence recorded in its AS-Path attribute is ______.
A. ( 400 , 300.200 , 100 )
B. ( 300 , 200 , 100 )
C. ( 100 , 200 , 300 )
D. ( 100 , 200 , 300 , 400 )
正解：B

質問 7：
As shown in the figure: RTA and RTB are IBGP neighbors, and RTB and RTC are EBGP neighbors.
If the community attribute is used on the router RTA, so that the route 10.10.10.0/24 on the RTA can only be published to the RTB, but cannot be forwarded to the RTC through the RTB, what kind of community attribute value should be set for 10.10.10.0/24 on the RTA ?
A. no-export-subconfed
B. no-export
C. no-advertise
D. no-advertise-subconfed
正解：A,B,C

質問 8：
An MSR router has three interfaces whose IP addresses are Loopback0:172.16.1.1/32, Loopback1:172.16.2.1/32, and GE0/0:192.168.1.1/30. If the OSPF protocol is run and OSPF is enabled on the three interfaces at the same time, the Router ID selected by the router is ________.
A. 172.16.1.1
B. Depending on the situation, which interface is enabled with OSPF protocol first, the IP address of which interface is selected as the Router ID
C. 172.16.2.1
D. 192.168.1.1
正解：C

質問 9：
Which of the following statements about Route-polic is correct ______?
A. In a node of the Route-polic, at least one if-match clause must be included
B. In the same node of Route-polic, the relationship between different if-match clauses is and
C. If more than one node is defined in the Route-polic, at least one of the nodes should have the matching mode permit
D. In a Route-polic, the relationship between different nodes is or
正解：B,C,D

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H3C Large-Scale Routing Network Technologies V2.0 認定 GB0-381-ENU 試験問題:

1. Which of the following statements about filters is __________.

A) Route-polic can filter in the process of receiving, publishing and importing routes, and can modify the attribute value of BGP
B) Among several filters, Route-polic is more functional
C) AS-path list is for AS rather than specific routes for routing control
D) Filter-polic can filter received routes or advertised routes, and can modify BGP attribute values

2. In the topology shown in the figure, the following configurations are performed on RTA, RTB, RTC and RTD respectively:
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
RTA-ospf-1-area-0.0.0.0] network 1.1.1.1 0.0.0.0
RTB] ospf 1 router-id 2.2.2.2
RTB-ospf-1] area 0
RTB-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255
RTB-ospf-1-area-0.0.0.0] network 2.2.2.2 0.0.0.0
RTB-ospf-1] area 1
RTB-ospf-1-area-0.0.0.1] network 192.168.2.0 0.0.0.255
RTC] ospf 1 router-id 3.3.3.3
RTC-ospf-1] area 1
RTC-ospf-1-area-0.0.0.1] network 192.168.2.0 0.0.0.255
RTC-ospf-1] area 2
RTC-ospf-1-area-0.0.0.2] network 192.168.3.0 0.0.0.255
RTC-ospf-1-area-0.0.0.2] network 3.3.3.3 0.0.0.0
RTD] ospf 1 router-id 4.4.4.4
RTD-ospf-1] area 2
RTD-ospf-1-area-0.0.0.2] network 192.168.3.0 0.0.0.255
RTD-ospf-1-area-0.0.0.2] network 4.4.4.4 0.0.0.0
Then the routes that can be observed on the RTD are ________

A) 192.168.2.0/24
B) 192.168.3.0/24
C) 1.1.1.1/32
D) 3.3.3.3/32

3. In the network shown in the figure, RTA, RTB, RTC, RTD are in the same AS, and the IBGP connection as shown in the figure is established.

Which of the following statements about BGP reflector settings is true?

A) RTA and RTB must be set up as reflectors and clients for each other.
B) To enhance routing reliability, it is better to set up two clusters in AS100, RTA is the radiator of RTC, and RTB is the reflector of RTD.
C) If RTC and RTD also establish IBGP peers, undo reflect between-clients should be set on the reflector.
D) To enhance routing reliability, in AS100, RTA and RTC are set as radiators of RTB and RTD.

4. As shown in the figure, the MSR router of the headquarters is connected to the branch through the Ethernet interface E1/0, and the connection is backed up through the ISDN network. Which of the following options is the most feasible at this time?

A) The OSPF protocol runs on the Ethernet link between the headquarters and the branch. Set a static route, the outgoing interface is Bri2/0, and the priority value is 5
B) The RIP protocol runs on the Ethernet link between the headquarters and the branch. Set a static route, the outgoing interface is Bri2/0, and the priority value is 200
C) The OSPF protocol is run on the Ethernet link between the headquarters and the branch. Set a static route, the outgoing interface is Bri2/0, and the priority value is 0
D) The RIP protocol runs on the Ethernet link between the headquarters and the branch. Set a static route, the outgoing interface is Bri2/0, and take the default priority value

5. RTA and RTB are not directly interconnected, and are located in autonomous systems 100 and 200 respectively. The loopback0 address of RTA is 1.1.1.1, and the loopback address of RTB is 02.2.2.2.

If an EBGP neighbor relationship is established between RTA and RTB with loopback0, which of the following configurations is the correct configuration on RTA?

A) peer 2.2.2.2 connect-interface loopback 0 peer 2.2.2.2 as-number 200 peer 2.2.2.2 ebgp-max-hop
B) peer 2.2.2.2 connect-interface loopback 0 peer 2.2.2.2 as-number 200 ebgp-max-hop
C) peer 2.2.2.2 connect-interface loopback 0 peer 2.2.2.2 as-number 200
D) peer 2.2.2.2 connect-interface loopback 0 peer 2.2.2.2 as-number 200

質問と回答：

質問 # 1
正解： A、B、C

質問 # 2
正解： B、D

質問 # 3
正解： C、D

質問 # 4
正解： B

質問 # 5
正解： A