Question 1

Which difference should be considered when intradomain or interdomain multicast routing is implemented?

Accepted Answer

A)  Interdomain multicast routing relies on PIM-DM, and intradomain multicast routing relies on PIM-SM 
B)  Interdomain multicast routing uses BIDR-PIM to establish neighbor relationships between AS, and intradomain multicast routing uses MSDP 
C)  A network uses intradomain multicast routing without interdomain routing, but networks that use interdomain multicast routing must also apply intradomain routing 
D)  Interdomain multicast routing requires an IS-IS or OSPF neighbor relationship between the domains, but intradomain multicast routing requires only BGP 
A)  Interdomain multicast routing relies on PIM-DM, and intradomain multicast routing relies on PIM-SM 
B)  Interdomain multicast routing uses BIDR-PIM to establish neighbor relationships between AS, and intradomain multicast routing uses MSDP 
C)  A network uses intradomain multicast routing without interdomain routing, but networks that use interdomain multicast routing must also apply intradomain routing 
D)  Interdomain multicast routing requires an IS-IS or OSPF neighbor relationship between the domains, but intradomain multicast routing requires only BGP C

Question 2

What are the two characteristics of route reflectors? (Choose two.)

Accepted Answer

A)  If a route reflector receives a route with a cluster-list attribute containing a different cluster ID, the route is discarded 
B)  If a router received an iBGP route with the originator-ID attribute set to its own router ID, the route is discarded 
C)  Routes received from a route reflector client are reflected to other clients and nonclient peers 
D)  Routes received from nonclient peers are reflected to route reflector cluster as well as OSPF peers 
E)  Routes received from nonclient peers are reflected to route reflector clients as well as nonclient peers 
A)  If a route reflector receives a route with a cluster-list attribute containing a different cluster ID, the route is discarded 
B)  If a router received an iBGP route with the originator-ID attribute set to its own router ID, the route is discarded 
C)  Routes received from a route reflector client are reflected to other clients and nonclient peers 
D)  Routes received from nonclient peers are reflected to route reflector cluster as well as OSPF peers 
E)  Routes received from nonclient peers are reflected to route reflector clients as well as nonclient peers B,C

Question 3

Refer to the exhibit. The green policy is designed with low delay, and the pink policy is designed with low cost. What is the next hop for node A on its way to node D, with the objective of achieving a low delay?

Accepted Answer

A)  192.168.1.2 
B)  192.168.3.2 
C)  192.168.3.6 
D)  192.168.1.6 
A)  192.168.1.2 
B)  192.168.3.2 
C)  192.168.3.6 
D)  192.168.1.6 A

Question 4

Which output from the show isis interface command helps an engineer troubleshoot an IS-IS adjacency problem on a Cisco IOS-XR platform?

Accepted Answer

A)  metric 
B)  priority 
C)  circuit type 
D)  hello interval 
A)  metric 
B)  priority 
C)  circuit type 
D)  hello interval

Question 5

Refer to the exhibit. Which task must you perform on interface g1/0/0 to complete the SSM implementation?

Accepted Answer

A)  configure OSPFv3 
B)  enable CDP 
C)  disable IGMP 
D)  configure IGMPv3 
A)  configure OSPFv3 
B)  enable CDP 
C)  disable IGMP 
D)  configure IGMPv3

Question 6

Which statement about BFD on Cisco IOS XR Software is true?

Accepted Answer

A)  Cisco IOS XR router must use LDP to route back to the Cisco IOS router to establish the peer relationship. 
B)  Cisco IOS XR Software does not support BFD multihop for IPv4. 
C)  Cisco IOS XR router must use dynamic routing or a static route back to the Cisco IOS router to establish the peer relationship. 
D)  BFD is not compatible between Cisco IOS XR and Cisco IOS Software. 
A)  Cisco IOS XR router must use LDP to route back to the Cisco IOS router to establish the peer relationship. 
B)  Cisco IOS XR Software does not support BFD multihop for IPv4. 
C)  Cisco IOS XR router must use dynamic routing or a static route back to the Cisco IOS router to establish the peer relationship. 
D)  BFD is not compatible between Cisco IOS XR and Cisco IOS Software.

Question 7

Refer to the exhibit. A network operator must stop 10.33.33.33/32 from being redistributed into Level 1 router XR1. Which configuration meets this need?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 8

Which two routing protocols have extensions capable of running SRv6? (Choose two.)

Accepted Answer

A)  OSPF 
B)  BGP 
C)  RIP 
D)  IGRP 
E)  EIGRP 
A)  OSPF 
B)  BGP 
C)  RIP 
D)  IGRP 
E)  EIGRP

Question 9

Refer to the exhibit. A network engineer sets up a multihoming eBGP topology where multiple Autonomous Systems connect to ASN 64501. The engineer wants to block all the routes coming from ASN 64502 but allow all the others. For that purpose, the following AS Path prefix list is being used: (config)#ip as-path access-list 10 deny _64502$ What must be fixed to achieve this result?

Accepted Answer

A)  The AS-PATH filter must be defined inside the route-map mode 
B)  The statement must be modified with ip as-path access-list 1 deny_64502_ The statement must be modified with ip as-path access-list 1 deny_64502_ 
C)  The statement must be modified with ip as-path access-list 1 deny ^64502$ 
D)  At the end, ip as-path access-list 10 permit.* must be included At the end, ip as-path access-list 10 permit.* must be included 
A)  The AS-PATH filter must be defined inside the route-map mode 
B)  The statement must be modified with ip as-path access-list 1 deny_64502_ The statement must be modified with ip as-path access-list 1 deny_64502_ 
C)  The statement must be modified with ip as-path access-list 1 deny ^64502$ 
D)  At the end, ip as-path access-list 10 permit.* must be included At the end, ip as-path access-list 10 permit.* must be included

Question 10

Which task is performed when troubleshooting LDP?

Accepted Answer

A)  Execute the ping utility to generate information about the MAC addresses used along the path 
B)  Verify that MPLS is disabled globally and enabled on the necessary interfaces in a per-interface basis 
C)  Execute the traceroute utility to generate information about the labels used along the path 
D)  Verify that Cisco Express Forwarding has been disabled on the network 
A)  Execute the ping utility to generate information about the MAC addresses used along the path 
B)  Verify that MPLS is disabled globally and enabled on the necessary interfaces in a per-interface basis 
C)  Execute the traceroute utility to generate information about the labels used along the path 
D)  Verify that Cisco Express Forwarding has been disabled on the network

Question 11

Refer to the exhibit. A network operator is getting the route for 10.11.11 0/24 from two upstream providers on #XR3. The network operator must configure #XR3 to force the 10.11.11.0/24 prefix to route via next hop of 10.0.0.9 as primary when available. Which of these can the operator use the routing policy language for, to enforce this traffic forwarding path?

Accepted Answer

A)  weight of 0 on the prefix coming from 192.168.0.2 
B)  lower local preference on the prefix coming from 192.168.0.2 
C)  higher local preference on the prefix coming from 192.168.0.1 
D)  weight of 100 on the prefix coming from 192.168.0.1 
A)  weight of 0 on the prefix coming from 192.168.0.2 
B)  lower local preference on the prefix coming from 192.168.0.2 
C)  higher local preference on the prefix coming from 192.168.0.1 
D)  weight of 100 on the prefix coming from 192.168.0.1

Question 12

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?

Accepted Answer

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)  Configure BGP between CE and PE routers. 
C)  Confirm that IS-IS is running with metric-style narrow. 
D)  Verify the MPLS LSPs. 
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)  Configure BGP between CE and PE routers. 
C)  Confirm that IS-IS is running with metric-style narrow. 
D)  Verify the MPLS LSPs.

Question 13

Refer to the exhibit. An engineer working for a private telecommunication company with an employee id: 1234:09:567 implemented this configuration on Router1, what is the effect of it?

Accepted Answer

A)  Router 1 receives only one best path from neighbor 192.168.1.1 
B)  Router 1 sends only one best path to neighbor 192.168.1.1 
C)  Router 1 sends up to three paths to neighbor 192.168.1.1 for all routes 
D)  Router 1 sends and receives multiple best paths from neighbor 192.168.1.1 
A)  Router 1 receives only one best path from neighbor 192.168.1.1 
B)  Router 1 sends only one best path to neighbor 192.168.1.1 
C)  Router 1 sends up to three paths to neighbor 192.168.1.1 for all routes 
D)  Router 1 sends and receives multiple best paths from neighbor 192.168.1.1

Question 14

Refer to the exhibit. Which two commands must the engineer configure for the company's PIM-SM network to enable Auto-RP mappings to be sent over the FastEthernet0/0 interface, without affecting normal operation? (Choose two.)

Accepted Answer

A)  enable auto-rp listener 
B)  enable sparse-mode 
C)  enable Auto-RP announcements 
D)  enable sparse-dense mode 
E)  enable dense mode 
A)  enable auto-rp listener 
B)  enable sparse-mode 
C)  enable Auto-RP announcements 
D)  enable sparse-dense mode 
E)  enable dense mode

Question 15

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?

Accepted Answer

A)  Routes that have passed through AS 65517 have the local preference set to 150. 
B)  Routes that have originated 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. 
A)  Routes that have passed through AS 65517 have the local preference set to 150. 
B)  Routes that have originated 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.

Question 16

For which reason can two devices fail to establish an OSPF neighbor relationship?

Accepted Answer

A)  The two devices have different process IDs 
B)  The two devices have different network types 
C)  The two devices have different router IDs 
D)  The two devices have the same area ID 
A)  The two devices have different process IDs 
B)  The two devices have different network types 
C)  The two devices have different router IDs 
D)  The two devices have the same area ID

Question 17

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?

Accepted Answer

A)  LFIB 
B)  LIB 
C)  RIB 
D)  FIB 
A)  LFIB 
B)  LIB 
C)  RIB 
D)  FIB

Question 18

Refer to the exhibit. An engineer applied the configuration on R1 to prevent network 192.168.1.0/24 from being propagated outside of area 5. After the change, users have reported they are not able to access any of the application servers that were working before. While checking the routing table of the peer router, the engineer notices R1 stopped propagating any routes outside area 5. Which action must be taken to fix the problem?

Accepted Answer

A)  Change the prefix-list action to permit and add an explicit deny statement for network 192.168.1.0/24 Change the prefix-list action to permit and add an explicit deny statement for network 192.168.1.0/24 
B)  Add a permit statement for 0.0.0.0/0 le 32 to the end of the prefix-list to override the implicit deny Add a statement for 0.0.0.0/0 le 32 to the end of the prefix-list to override the implicit deny 
C)  Reconfigure the filter-list statement to apply in the inbound direction 
D)  Configure an additional filter-list on R1 for inbound traffic to allow external routes into area 5 
A)  Change the prefix-list action to permit and add an explicit deny statement for network 192.168.1.0/24 Change the prefix-list action to permit and add an explicit deny statement for network 192.168.1.0/24 
B)  Add a permit statement for 0.0.0.0/0 le 32 to the end of the prefix-list to override the implicit deny Add a statement for 0.0.0.0/0 le 32 to the end of the prefix-list to override the implicit deny 
C)  Reconfigure the filter-list statement to apply in the inbound direction 
D)  Configure an additional filter-list on R1 for inbound traffic to allow external routes into area 5

Question 19

Refer to the exhibit. Which attribute can router 1 alter so that only other iBGP peers prefer to use 192.168.4.2 as the next hop for route 192.168.3.0/24?

Accepted Answer

A)  MED 
B)  local preference 
C)  origin 
D)  weight 
A)  MED 
B)  local preference 
C)  origin 
D)  weight

Question 20

Which cost is the default when redistributing routes from BGP to OSPF?

Accepted Answer

A)  20 
B)  1 
C)  infinite 
D)  automatic 
A)  20 
B)  1 
C)  infinite 
D)  automatic

Exam 14: Implementing Cisco Service Provider Advanced Routing Solutions (SPRI)

Which difference should be considered when intradomain or interdomain multicast routing is implemented?

What are the two characteristics of route reflectors? (Choose two.)

Refer to the exhibit. The green policy is designed with low delay, and the pink policy is designed with low cost. What is the next hop for node A on its way to node D, with the objective of achieving a low delay?

Which output from the show isis interface command helps an engineer troubleshoot an IS-IS adjacency problem on a Cisco IOS-XR platform?

Refer to the exhibit. Which task must you perform on interface g1/0/0 to complete the SSM implementation?

Which statement about BFD on Cisco IOS XR Software is true?

Refer to the exhibit. A network operator must stop 10.33.33.33/32 from being redistributed into Level 1 router XR1. Which configuration meets this need?

Which two routing protocols have extensions capable of running SRv6? (Choose two.)

Which task is performed when troubleshooting LDP?

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?

Refer to the exhibit. An engineer working for a private telecommunication company with an employee id: 1234:09:567 implemented this configuration on Router1, what is the effect of it?

Refer to the exhibit. Which two commands must the engineer configure for the company's PIM-SM network to enable Auto-RP mappings to be sent over the FastEthernet0/0 interface, without affecting normal operation? (Choose two.)

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?

For which reason can two devices fail to establish an OSPF neighbor relationship?

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?

Refer to the exhibit. Which attribute can router 1 alter so that only other iBGP peers prefer to use 192.168.4.2 as the next hop for route 192.168.3.0/24?

Which cost is the default when redistributing routes from BGP to OSPF?

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