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QUESTION 66
With PIM-SM operations, which four pieces of information are maintained in the multicast routing table for each (*,G) or (S,G) entry? (Choose four.)
A. RPF Neighbor
B. RP Set
C. Incoming Interface
D. OIL
E. DF priority
F. PIM SM state flags

Correct Answer: ACDF Section: (none) Explanation Explanation/Reference:
Explanation:
QUESTION 67
What is one of the configuration errors within an AS that can stop a Cisco IOS-XR router from announcing certain prefixes to its EBGP peers?
A. Some prefixes were mistagged with the no-export BGP community
B. Some prefixes were set with an MED of 0
C. The outbound BGP route policy only has set actions defined without any pass actions defined
D. The inbound BGP route policy only has set actions defined without any pass actions defined

Correct Answer: A Section: (none) Explanation
Explanation/Reference:
Explanation:
QUESTION 68
Refer to the Cisco IOS-XR configuration exhibit.

The Cisco IOS-XR router is unable to establish any PIM neighbor relationships. What is wrong with the configuration?
A. The configuration is missing: interface gi0/0/0/0 ip pim sparse-mode interface gi0/0/0/1 ip pim sparse-mode interface loopback0 ip pim sparse-mode
B. The configuration is missing: multicast-routing address-family ipv4 interface gi0/0/0/0 enable interface gi0/0/0/1 enable
C. The auto-rp scoping configurations should be set to 1 not 16
D. The RP address has not been configured using the rp-address router PIM configuration command
E. PIM defaults to dense mode operations only, so PIM sparse mode must be enabled using the pim sparse-mode router PIM configuration command

Correct Answer: B Section: (none) Explanation
Explanation/Reference:
Explanation:
QUESTION 69
On Cisco IOS-XR, which BGP configuration group allows you to define address-family independent commands and address-family dependent commands for each address family?
A. neighbor-group
B. session-group
C. af-group
D. peer-group

Correct Answer: A Section: (none) Explanation
Explanation/Reference:
Explanation:
QUESTION 70
DRAG DROP

A.
B.
C.
D.

Correct Answer: Section: (none) Explanation
Explanation/Reference:

Explanation: Manually configured tunnel – 6RD , GRE Automatic Tunnel – 6 to 4 , IPV6-in-IPV4
QUESTION 71
DRAG DROP

A.
B.
C.
D.
Correct Answer: Section: (none) Explanation

Explanation: Any Source Multicast – Uses RP’s as the root of the shared tree for a multicast group,ONly (S,G) state is build between the source and the recevier, Spport SPT Switchover Source Specific Multicast – Uses (*,G) joins as well as (S,G) Joins , Requires IGMPV3 Support, Hosts learn the multicast source address via out-of-banf mechanism
QUESTION 72
DRAG DROP A.

B.
C.
D.

Correct Answer: Section: (none) Explanation
Explanation/Reference:

Explanation: The amount of time for the penalty to decrease to one-half of its current value – 60 Suppress a route when its penalty exceeds this value – 2400 If a flapping route penalty decreases and falls below this value , the route is unsuppressed – 600 The maximum time a route can be suppressed – 240
QUESTION 73
On the PE5 router, which statement Is correct regarding the learned BGP prefixes?
A. The 209.165.201.0/27 prefix is received from the 10.0.1.1 IBGP peer which is a route reflector
B. The 172.16.66.0/24 prefix BGP next-hop points to the route reflector
C. All prefixes learned on PE5 has the default local prefernce value
D. The 209.165.202.128/27 prefix is originated by the 10.0.1.1 IBGP peer

Correct Answer: C Section: (none) Explanation
Explanation/Reference:
Explanation: #show ip bgp– check i tag for PE5
QUESTION 74

Which two statements regarding the BGP peerlngs are correct? (Choose two)
A. On PE5,the incoming prefixes received from the 192.168.105.51 EBGP peer is limited to a maximum of 10 prefixes
B. On PE5, the “rplin” inbound route policy is applied to the 192.168.105.51 EBGP peer
C. On PE5, the “pass” outbound route policy is applied to the 192.168.105.51 EBGP peer
D. PE5 has one EBGP peer (CE5) and two IBGP peers (P1 and PE6)
E. PE5 has received a total of 60 prefixes from its neighbors

Correct Answer: AE Section: (none) Explanation
Explanation/Reference:
Explanation: #show ip bgp
QUESTION 75
Which three statements regarding the BGP operations are correct? (Choose three)
A. PE5 will set the local preferences 200 on all the prefixes sent to CE5
B. PE5 will set the local preference to 200 on all the prefixes learned from CE5
C. CE5 has received 5 prefixes from the PE5 EBGP peer D. CE5 has the BGP scan interval set to 30 seconds
E. CE5 is announcing the 192.168.55.0/24 prefix via EBGP to the PE5 EBGP peer
F. The AS-Path to reach the 209.165.202.128/27 prefix from CE5 is: 64500 64497 64498

Correct Answer: CEF Section: (none) Explanation
Explanation/Reference:
Explanation: #sh ip bgp | be Network #sh ip bgp #show ip bgp neighbors
QUESTION 76

Which three statements regarding the BGP operations are correct? (Choose three)
A. PE5 is the route reflector with P1 and PE6 as its client
B. PE5 is using the IS-IS route to reach the BGP next-hop for the 172.16.66.0/24 prefix
C. PE5 has BGP route dampening enabled
D. The BGP session between PE5 and P1 is established using the loopback interface and next- hop-self
E. The BGP session between PE5 and CE5 is established using the loopback interface

Correct Answer: ACD Section: (none) Explanation
Explanation/Reference:
Explanation:
QUESTION 77
Which router Is configured as the RPforthe 234.1.1.1 multicast group and which Is the multicast source that is currently sending traffic to the 234.1.1.1 multicast group? (Choose two.)
A. CE5
B. PE5
C. PE6
D. 10.5.10.1
E. 10.5.1.1
F. 192.168.156.60

Correct Answer: CE Section: (none) Explanation
Explanation/Reference:
Explanation: #show ip mroute234.1.1.1 #show ip route
QUESTION 78

Which three statements are correct regarding the various multicast groups? (Choose three.)
A. Currently there is no source sending traffic to the 224.1.1.1 multicast group
B. PE5 has a Null OILforthe (*,224.0.1.40) entry
C. PE5 has a Null OILforthe (*,224.1.1.1) entry
D. CE5 has joined the 224.0.1.40 multicast group
E. CE5 has a Null OILforthe (*,224.1.1.1) entry

Correct Answer: CDE Section: (none) Explanation
Explanation/Reference:
Explanation: #show ip mroute
QUESTION 79
On the PE, which two statements are correct regarding the(192.168.156.60,224.1.1.1) entry? (Choose two,)
A. The RPF neighbor points towards the RP
B. The RPF neighbor is reachable overthe Gi0/0/0/1 interface
C. The OIL contains the GiO/0/0/0 interface
D. The IIL is Null

Correct Answer: AC Section: (none) Explanation
Explanation/Reference:
Explanation: #show ip mroute
QUESTION 80

Which two statements are correct regarding the multicast operations on the router that is the RP? (Choose two.)
A. It is using IGMPv3
B. The IGMP query interval is set to 125 seconds
C. It is using the IPv4 unicast routing table to perform the RPF checks
D. Static multicast routes are configured on the RP

Correct Answer: ACD Section: (none) Explanation
Explanation/Reference:
Explanation: #show ip mroute #show ip pim interface #show ip igmp group #show ip pim neighbor

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