[2022年03月07日]300-510試験問題集、300-510練習テスト問題
無料で使える300-510学習ガイド試験問題と解答
Cisco 300-510 認定試験の出題範囲：
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質問 21
Refer to the exhibit.
Router 1 has attempted to establish a Cisco MPLS TE tunnel to router 2, but the tunnel has failed. Which statement about this configuration is true?
- A. Router 2 must have a tunnel interface created with router 1 as the destination
- B. Router 1 and router 2 must define the RSVP bandwidth reserved on the physical interfaces
- C. Router 1 must have Cisco MPLS TE enabled on interface gigabitethernet0/1
- D. Router 1 must define an explicit path to router 2
正解: C
質問 22
Refer to the exhibit.
A network operator wants to expand the segment routing global block in upcoming maintenance. The operator must ensure that the changes to the segment routing global block have no adverse impacts on the prefix-sid associated with the loopback0 interface used within the OSPF domain.
Which command can the operator use to enforce R2 to have a strict prefix-sid assignment to loopback0?
- A. Option C
- B. Option D
- C. Option B
- D. Option A
正解: A
質問 23
An engineer is troubleshooting a connectivity issue across the MPLS network and is verifying the forwarding behavior of packets. Which table does the engineer look at to verify the forwarding behavior of an IP packet as it enters the MPLS network at the ingress LSR?
- A. RIB
- B. LFIB
- C. FIB
- D. LIB
正解: B
質問 24
Refer to the exhibit.
Routers R1 and R2 cannot form a neighbor relationship, but the network is otherwise configured correctly and operating normally. Which two statements describe the problem? (Choose two.)
- A. The two routers are in the same area
- B. The two routers are in different areas
- C. The two routers have the same network ID
- D. The two routers have password mismatch issues
- E. The two routers are in different subnets
正解: B,E
質問 25
Refer to the exhibits.
A network operator is troubleshooting packet loss seen from the R1 loopback interface to the R2 loopback interface over the core network. The operator is attempting to identify the next leg in the path from PE1.
Which interface and label path should the operator investigate next?
- A. PE1 - Gi0/0/0/3 - forwarding label 24001
- B. PE1 - Gi0/0/0/2 - forwarding label 24001
- C. PE1 - Gi0/0/0/3 - forwarding label 24002
- D. PE1 - Gi0/0/0/2 - forwarding label 24002
正解: A
質問 26
Refer to the exhibit.
An engineer applied the summarization configuration on R1 for four networks (192.168.20.0/24 to 192.168.23.0/24) in area 1 and eight networks (192.168.32.0/24 to 192.168.39.0/24) in area 2 to stop the flooding of all the customer routes. While checking the routing table of R2, the engineer noticed that R1 is still sending only specific routes to R2. Which configuration should the engineer apply on R1 to summarize routes?
- A. Option C
- B. Option D
- C. Option B
- D. Option A
正解: A
質問 27
Refer to the exhibit.
After troubleshooting BGP traffic steering issue, which action did the network operator take to achieve the correct effect of this configuration?
- A. Routes that have originated through AS 65517 have the local preference set to 150.
- B. Routes that have passed through AS 65517 have the local preference set to 150.
- C. Routes directly attached to AS 65517 have the local preference set to 150.
- D. Routes that have passed through AS 65517 have the local preference set to 150 and the traffic is denied.
正解: B
質問 28
Refer to the exhibit.
Routers RA and RB are IS-IS peers configured for NSF but router RC is an IS-IS peer without NSF capability If RA undergoes processor switchover what is the effect on the network environment?
- A. If RC is operating without the Cisco configuration option all three routers tear down their peering relationships and re-establish peering
- B. All peer relationships remain up and the link-state database is unchanged
- C. All peer relationships remain up, but the link-state database is rebuilt on each device
- D. If RC is operating without the Cisco configuration option only 2 routers tear down their peering relationships and re-establish peering
正解: C
質問 29
Refer to the exhibit.
P1 and PE3 Cisco IOS XR routers are directly connected and have this configuration applied. The BGP session is not coming up. Assume that there is no IP reachability problem and both routers can open tcp port 179 to each other. Which action fixes the issue?
- A. Change HMAC-MD5 to MD5
- B. Change HMAC-MD5 to HMAC-SHA1-12
- C. Configure the send and accept lifetime under key 1
- D. Change HMAC-MD5 to HMAC-SHA1-20
正解: C
質問 30 
Refer to the exhibit. A network engineer implemented this segment routing configuration. Which statement about the output is true?
- A. The default segment routing global block range is being used on this device.
- B. The device must be reloaded for these ranges to be allocated and used.
- C. This range conflicts with the segment routing local block range.
- D. A nondefault segment routing global block range is being used on this device.
正解: D
解説:
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/routers/asr920/configuration/guide/segment-routing/ segment-routing-book/seg-routing-global-block.html
質問 31
Refer to the exhibit.
Which effect of this configuration is true?
- A. It sets the keepalive timer to 30 milliseconds and the hold timer to 240 milliseconds
- B. It sets the hold timer to 30 milliseconds and the keepalive timer to 240 milliseconds
- C. It sets the keepalive timer to 30 seconds and the hold timer to 240 seconds.
- D. It sets the hold timer to 30 seconds and the keepalive timer to 240 seconds
正解: C
解説:
Reference:
html#wp1552800140
質問 32
Refer to the exhibit.
Router 1 is connected to router 2 on interface TenGigE0/1. Which interface provides the alternate path to 172.16.200.9/32 when the link between router 1 and router 2 goes down?
- A. A primary path must be manually installed
- B. TenGigE0/2 interface provides the alternate path
- C. TenGigE0/1 interface provides the alternate path
- D. A backup path must be statically installed
正解: B
質問 33
Refer to the exhibit.
Routers within the cluster are not receiving the desired prefixes. What must be done to fix the issue?
- A. Clients in that cluster must have full mesh connectivity between iBGP peers.
- B. No client-to-client must be disabled.
- C. Clients in that cluster must have full mesh connectivity between eBGP peers.
- D. No client-to-client reflection must be enabled.
正解: A
質問 34
Refer to the exhibit.
A network engineer implemented this segment routing configuration. Which statement about the output is true?
- A. The default segment routing global block range is being used on this device.
- B. The device must be reloaded for these ranges to be allocated and used.
- C. This range conflicts with the segment routing local block range.
- D. A nondefault segment routing global block range is being used on this device.
正解: D
解説:
Reference:
https://www.cisco.com/c/en/us/td/docs/routers/asr920/configuration/guide/segment-routing/ segment-routing-book/seg-routing-global-block.html
質問 35
Refer to the exhibit.
Why is neighbor 10.1.5.5 stuck in "2WAY" state?
- A. OSPF parameters (Area ID or hello interval) are mismatched between R2 and 10.1.5.5
- B. OSPF authentication has failed between R2 and 10.1.5.5
- C. Router ID 10.1.5.5 is not reachable from R2
- D. It is an expected behavior when OSPF network type is broadcast
正解: D
質問 36
Refer to the exhibits.
All links inside the network are configured at a default cost of one inside the fully converged OSPF domain. Given the configuration from XR1, which interface does traffic from XR1 that is destined to the loopback interface of XR6 select for the exiting interface?
- A. Interface GigabitEthernet 0/1. The tie breaker of the path cost being lower. The node index priority does not impact this selection process.
- B. Interface GigabitElhemet 0/0. The tie breaker of the node index priority is lower and trumps the path cost.
- C. Interface GigabitEthernet 0/1. The tie breaker of the node index priority is lower and trumps the path cost.
- D. Interface GigabitEthernet 0/0. The tier breaker of the path cost being lower. The node index priority does not impact this selection process.
正解: B
質問 37
Refer io the exhibit.
While applying the configurations on two routers an engineer notices that OSPF adjacency Between them remains down Through the ping test the engineer confirmed that both me routers have Layer 3 reachability between them Which action should me engineer take to make the adjacencies to full?
- A. Delete the area 0 authentication message-digest command from the OSPF process in R1
- B. Enable OSPF just inside the router OSPF process not in the interfaces of any router
- C. Enter the command ip ospf authentication in R2 interface
- D. Delete the area 0 authentication message-digest command from the OSPF process in R2
正解: C
質問 38 
Refer to the exhibit. Router 1 has attempted to establish a Cisco MPLS TE tunnel to router 2, but the tunnel has failed. Which statement about this configuration is true?
- A. Router 2 must have a tunnel interface created with router 1 as the destination
- B. Router 1 and router 2 must define the RSVP bandwidth reserved on the physical interfaces
- C. Router 1 must have Cisco MPLS TE enabled on interface gigabitethernet0/1
- D. Router 1 must define an explicit path to router 2
正解: C
質問 39
Refer to the exhibit.
After troubleshooting an OSPF adjacency issue, routers 1, 2, and 3 have formed OSPF neighbor relationships. Which statement about the configuration is true?
- A. Router 2 receives a Type 7 LSAs from router 3 for its connected subnets
- B. Router 2 receives a Type 5 LSAs from router 1 for its connected subnets
- C. Router 2 uses router 3 as the next hop for 192.168.0.0/24
- D. Router 2 uses router 1 as the next hop for 192.168.0.0/24
正解: B
質問 40
You have configured MSDP peering between two autonomous systems that pass traffic between two sites, but the peering has failed to come up.
Which task do you perform to begin troubleshooting the problem?
- A. Verify that multicast has been disabled globally
- B. Verify that both source interfaces are reachable from both peers
- C. Verify that PIM-DM is configured on the source interface
- D. Verify that the two MSDP peers allow asymmetric routing
正解: B
質問 41
Refer to the exhibit. Which LSA type is indicated by this router output?
- A. type 1 LSA
- B. type 3 LSA
- C. type 4 LSA
- D. type 2 LSA
正解: A
質問 42
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300-510試験問題集、300-510練習テスト問題：https://www.goshiken.com/Cisco/300-510-mondaishu.html
検証済み300-510問題集PDF資料 [2022年更新]：https://drive.google.com/open?id=1Lk-qnV0nfltN-VDMkgLy3SfZMe8ClJpr