Steps Necessary To Pass The 300-510 Exam from Training Expert TopExamCollection
Valid Way To Pass CCNP Service Provider's 300-510 Exam
NEW QUESTION 27
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. It is an expected behavior when OSPF network type is broadcast
- D. Router ID 10.1.5.5 is not reachable from R2
Answer: C
Explanation:
Reference:
https://www.cisco.com/c/en/us/support/docs/ip/open-shortest-path-first-ospf/13683-11.html
NEW QUESTION 28
A network engineer is troubleshooting OSPF multiare
a. Which Cisco IOS XR feature should the engineer use in order to streamline OSPF issue?
- A. routing process enabled by default on all interfaces
- B. DR support for topology management
- C. hierarchical CLI
- D. show lp ospf topology command
Answer: D
NEW QUESTION 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. Configure the send and accept lifetime under key 1
- B. Change HMAC-MD5 to MD5
- C. Change HMAC-MD5 to HMAC-SHA1-20
- D. Change HMAC-MD5 to HMAC-SHA1-12
Answer: A
NEW QUESTION 30
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 two actions fix the issue? (Choose two.)
- A. Change MD5 to HMAC-MD5
- B. Remove the send and accept lifetime under key 1
- C. Change MD5 to SHA-1
- D. Change MD5 to HMAC-SHA1-12
- E. Change MD5 to HMAC-ESP
Answer: A,D
NEW QUESTION 31
Which two characteristics unique to SSM when compared to ASM are true? (Choose two.)
- A. It uses SPT switchover
- B. It uses (S,G) exclusively
- C. It uses RP
- D. It uses (*,G) exclusively
- E. It uses IGMPv3
Answer: B,E
NEW QUESTION 32
Refer to the exhibit.
CE1 is the gateway router into the provider network via PE1. A network operator must inject a default route into OSPF area 0. All devices inside area 0 must be able to reach PE1. Which configuration achieves this goal?
- A. Option D
- B. Option C
- C. Option A
- D. Option B
Answer: B
NEW QUESTION 33
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 5 LSAs from router 1 for its connected subnets
- B. Router 2 receives a Type 7 LSAs from router 3 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
Answer: A
NEW QUESTION 34
Refer to the exhibit.
Which task must you perform on interface g1/0/0 to complete the SSM implementation?
- A. enable CDP
- B. configure OSPFv3
- C. disable IGMP
- D. configure IGMPv3
Answer: D
NEW QUESTION 35
Refer to the exhibit.
Which LSA type is indicated by this router output?
- A. type 4 LSA
- B. type 3 LSA
- C. type 1 LSA
- D. type 2 LSA
Answer: C
NEW QUESTION 36
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 D
- B. Option C
- C. Option A
- D. Option B
Answer: B
NEW QUESTION 37
Refer to the exhibit.
CE1 and CE2 cannot communicate through the service provider BGP peering is established between PE1 and PE2. IS-IS is the only routing protocol running in the service provider core. What step can be done to troubleshoot the issue?
- A. Switch the IGPs running in the core from IS-IS to OSPF to support a Cisco MPLS TE tunnel from PE1 to PE2.
- B. Verify the MPLS LSPs.
- C. Configure BGP between CE and PE routers.
- D. Confirm that IS-IS is running with metric-style narrow.
Answer: D
NEW QUESTION 38 
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.
Answer: B
NEW QUESTION 39
Which two statements about route reflectors are true? (Choose two.)
- A. Routes received from nonclient peers are reflected to route reflector cluster as well as OSPF peers.
- B. If a route reflector receives a route with a cluster-list attribute containing a different cluster ID, the route is discarded.
- C. Routes received from a route reflector client is reflected to other clients and nonclient peers.
- D. If a router received an iBGP route with the originator-ID attribute set to its own router ID, the route is discarded.
- E. Routes received from nonclient peers are reflected to route reflector clients as well as nonclient peers.
Answer: C,D
Explanation:
Explanation/Reference: http://www.networkers-online.com/blog/2009/02/bgp-route-reflector-basics/
NEW QUESTION 40
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 two actions fix the issue? (Choose two.)
- A. Change MD5 to HMAC-MD5
- B. Remove the send and accept lifetime under key 1
- C. Change MD5 to SHA-1
- D. Change MD5 to HMAC-SHA1-12
- E. Change MD5 to HMAC-ESP
Answer: A,D
NEW QUESTION 41 
Refer to the exhibit. Which router does R1 install as an alternate next hop when trying to reach R3 if LFA is enabled?
- A. R3
- B. R2
- C. R4
- D. R5
Answer: B
NEW QUESTION 42
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