Download Service Provider Routing and Switching, Professional.JN0-662.Pass4Sure.2018-06-18.32q.vcex

Vendor: Juniper
Exam Code: JN0-662
Exam Name: Service Provider Routing and Switching, Professional
Date: Jun 18, 2018
File Size: 2 MB
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Demo Questions

Question 1
  
Referring to the exhibit, the Layer 2 VPN between PE-1 and PE-2 is not functioning properly. 
What must you do to solve the problem?
  1. Set the remote site identifier to 3.
  2. Set the local site identifier to 3.
  3. Set the local site identifier to 1.
  4. Set the remote site identifier to 5.
Correct answer: B
Question 2
 
 
Which two statements are true regarding the output shown in the exhibit? (Choose two.)
  1. Both ESIs are generated from the router ID.
  2. Both ESIs use the same VNI.
  3. The ESI 05:00:00:fe:4d:00:00:56:0e:00 is an auto-generated ESI.
  4. The ESI 00:24:24:24:24:24:24:24:24:24 is an auto-generated ESI.
Correct answer: BC
Question 3
  
You have configured a BGP-signaled Layer 2 VPN with the configuration shown in the exhibit. 
Which two statements are true in this situation? (Choose two.)
  1. Remote site 1 is dual-homed.
  2. The local site is site ID 1.
  3. The route-distinguisher is in the wrong format.
  4. Interface ge-0/0/l.512 is connected to the local site
Correct answer: AB
Explanation:
Reference: https://www.juniper.net/documentation/en_US/junos/topics/usage-guidelines/vpns-configuring-routing-instances-on-pe-routers-in-vpns.html#id-10110155
Reference: https://www.juniper.net/documentation/en_US/junos/topics/usage-guidelines/vpns-configuring-routing-instances-on-pe-routers-in-vpns.html#id-10110155
Question 4
After committing the following configuration change on your MPLS VPN PE router, all MPLS VPN destinations become unreachable. 
  
Which additional configuration solves the issue?
  1.   
  2.   
  3.   
  4.   
Correct answer: C
Question 5
  
You have configured Layer 2 VPN stitching between two Layer 2 circuits on PE2, but traffic is not passing through the VPN. 
Referring to the exhibit, what is the problem?
  1. The unit 1 peer unit must be set to 0.
  2. The VLAN IDs must be lower than 512.
  3. The VLAN IDs must be different on each unit.
  4. The peer units must reference the VLAN IDs.
Correct answer: A
Question 6
You want to add a new OSPF area to your existing OSPF network, however, this area will not be directly connected to Area 0. Which feature would you use to complete this task?
  1. a routing policy
  2. not-so stubby area
  3. virtual link
  4. Type 10 LSA
Correct answer: C
Question 7
  
Referring to the exhibit, which statement is correct?
  1. IP address 192.168.16.5 is on a directly connected interface.
  2. Four routes have been leaked from the Level 2 area to the Level 1 area.
  3. The path to IP address 192.168.16.6 is currently unavailable.
  4. R1 has two Level 2 adjacencies and one Level 1 adjacency to other routers.
Correct answer: A
Question 8
  
Referring to the exhibit, what must be added to the existing configuration to ensure that per-prefix load balancing occurs?
  1. multihop
  2. keep all
  3. multipath
  4. family inet unicast
Correct answer: C
Question 9
Which statement is correct regarding BGP route reflectors?
  1. The route reflectors must have a private AS number.
  2. The route reflectors must have an EBGP peering session between each other.
  3. The route reflectors must have a cluster ID configured.
  4. The route reflectors must have a different AS number than the clients.
Correct answer: C
Explanation:
Reference: https://www.juniper.net/documentation/en_US/release-independent/nce/topics/example/routing-protocol-bgp-security-route-reflector-configuring-cli.html
Reference: https://www.juniper.net/documentation/en_US/release-independent/nce/topics/example/routing-protocol-bgp-security-route-reflector-configuring-cli.html
Question 10
You want to use IS-IS on a GRE interface where the underlying Layer 3 MTU is 1500. 
Which statement is correct in this scenario?
  1. IS-IS can be used because every IS-IS interface must be capable of transmitting packets at least as large as 1476 bytes, and the GRE header is 24 bytes.
  2. IS IS can be used, but the networking device directly attached to the circuit must be capable of fragmentation.
  3. IS-IS cannot be used, but the router can enable a GRE key that serves the same function as IS-IS.
  4. IS-IS cannot be used because the IS-IS hello is not allowed to be fragmented and has the DF bit set.
Correct answer: B
Explanation:
Reference: https://kb.juniper.net/InfoCenter/index?page=content&id=KB7848
Reference: https://kb.juniper.net/InfoCenter/index?page=content&id=KB7848
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