QUESTION 41
What is a requirement of PIM-SM?
A. It requires Cisco Express Forwarding to be enabled
B. It must use an RP.
C. It must be enabled on loopback interfaces only.
D. It requires OSPF to be configured on the network.
Correct Answer: B
QUESTION 42
What is the purpose of ACL type prefix set entries in RPL prefix sets?
A. They hold lPv4 or IPv6 prefix match specifications.
B. They hold IPv6 prefix match specifications.
C. They hold lPv4 prefixes that do not match specifications.
D. They hold lPv4 or lPv6 prefixes that do not match specifications.
Correct Answer: A
QUESTION 43
An engineer is working to implement segment routing protocol on the customer’s core network. Which step should the engineer take before the segment routing is enabled and is running with BGP?
A. Segment routing must be configured with ISIS.
B. Explicit-null must be configured for all neighbors.
C. MPLS must be configured.
D. Segment routing must be configured with EIGRP
Correct Answer: C
QUESTION 44
What is a characteristic of a segment routing mapping server?
A. It must have an IGP adjacency.
B. It must be placed in the core of the network.
C. It serves multiple VRFs.
D. It applies SID mappings from one IGP instance to another IGP instance.
Correct Answer: A
QUESTION 45
Which feature provides service independence in service provider networks?
A. prefix SID that contains router hops toward the destination
B. binding SID that is used to stitch different domains
C. adjacency SID that represents a path between the routers
D. node SID that identifies the network device
Correct Answer: B
QUESTION 46
Which IPv6 prefix format defines the destination of a dynamic 6to4 tunnel?
A. 2001:db8::/32
B. 2002::/16
C. fe80::/10
D. ff00::/8
Correct Answer: B
QUESTION 47
The operator must leverage automated steering and coloring with the design. Which two elements from an SR Policy tuple are used for automated steering inside of the network? (Choose two.)
A. Headend
B. CM paths
C. endpoint
D. candidate labels
E. color
Correct Answer: CE
QUESTION 48
Which technique should be permitted on ASA Firewall to allow MSDP Peering?
A. Multicast BGP carrying MSDP messages
B. TCP socket(s) carrying MSDP messages
C. UDP socket(s) carrying MSDP messages
D. PIMv2 messages carrying MSDP messages
Correct Answer: B
QUESTION 49
Which tag command is used within route-map to redistribute routes that match with routes tagged with the specified tag numbers?
A. match routing tag
B. match tag
C. match all tag
D. match route tag
Correct Answer: B
QUESTION 50
An engineer is implementing LFA FRR on PE routers to allow unicast traffic to rapidly converge around link or node failures. The engineer configured IS-IS on the newly deployed routers in the data center in the same exchange as other routers. Which additional action must the engineer take before configuring LFA on the PE routers?
A. Configure MPLS on each router.
B. Configure the isis network point-to-point command on each router.
C. Configure IP Cisco Express Forwarding on each router.
D. Configure the isis network point-to-multipoint command on each router.
Correct Answer: C
QUESTION 51
Level 3 switch SW1 is part of an EIGRP-enabled network located at the edge of an area. Cisco Express Forwarding and SO are enabled on the router. A network engineer must minimize the downtime of data-transit services in the network. HSRP group 2 has already been configured with standby preempt delay minimum 2 and standby timers 140. Which additional action must the engineer take on SW to suppress routing flaps for 2 minutes?
A. Configure timers standby 2 wait 2 under the HSRP group 2 configuration.
B. Configure timers standby 2 converge 120 under the HSRP group 2 configuration.
C. Configure timers nsf route-hold 120 under the global EIGRP configuration.
D. Configure timers nsf signal 2 under the global EIGRP IPv4 address family.
Correct Answer: C
QUESTION 52
What is a feature of SRGB label values?
A. They are used for adjacency segment identifiers.
B. They are locally significant.
C. They are assigned to segment routing nodes and have global significance throughout the domain.
D. They allow IS-IS and OSPF to use overlapping ranges on a domain.
Correct Answer: C
QUESTION 53
The ISP_A network is configured with PIMv2 with sparse mode. The engineering team at ISP_A must implement multicast support following RFC 5059 in the network. The RP priority will be 0, and the solution must require limited supervision from the operations team. Which action must the team take to meet the requirements?
A. Implement bootstrap router in the network core.
B. Implement Auto-RP on the candidate RP and the mapping agent only.
C. Implement Anycast-RP on edge routers only.
D. Implement Static RP across all routers in the network.
Correct Answer: A
QUESTION 54
Which two BGP route reflector attributes should be implemented to prevent routing loops? (Choose two.)
A. AS_PATH
B. ORIGINATOR_ID
C. COMMUNITY
D. CLUSTER_ID
E. CLUSTER_LIST
Correct Answer: BE
QUESTION 55
What is the difference between RPL and route map actions?
A. RPL uses pass, set, and drop actions only, and route maps use match, set, and drop actions.
B. RPL uses match, set, drop, and stop actions, and route maps use match, set, and drop actions.
C. RPL uses pass, set, drop, and done actions, and route maps use match and set actions only.
D. RPL uses match, pass, set, and drop actions, and route maps use match, set, and drop actions.
Correct Answer: C
QUESTION 56
What is a feature of SR-PCE?
A. It uses the IP metric in its path calculations to optimize reachability.
B. It learns the topology information via OSPF or IS-IS only.
C. It learns the topology information via OSPF or IS-IS or through BGP-LS.
D. It uses the TE metric in its path calculations to optimize the cumulative TE metric.
Correct Answer: C
QUESTION 57
Which difference must an engineer consider when implementing inter-domain and intra-domain multicast routing on the network?
A. Inter-domain routing supports policy routing to connect different multicast domains using PIM-SM, but intra-domain routing supports policy routing using PIM-SM only within a single domain.
B. Intra-domain routing allows the service provider to control incoming and outgoing multicast data streams on its network, but inter-domain routing limits the service provider’s control.
C. Intra-domain routing uses the PIM and MBGP protocols for multicast routing, but inter-domain routing
D. Intra-domain routing is dependent on the RP router within the same SP network, but inter-domain routing reduces the dependency on the other SP network.
Correct Answer: D
QUESTION 58
An engineer wants to map a multicast IP address to a multicast MAC. How many bits are used to make the conversion?
A. lower-order 24 bits
B. low-order 23 bits
C. higher-order 23 bits
D. high-order 24 bits
Correct Answer: B
QUESTION 59
Which two differences should be considered when deciding whether to implement routing policies or route maps? (Choose two.)
A. Sequences are added after implementing a route map, but routing policies must be reconfigured when change is needed.
B. Route maps are supported in Cisco IOS Software and routing policies are supported in Cisco IOS XR Software.
C. Route policies require sequence numbers, but route maps are implemented without sequencing
D. Route maps require an explicit deny at the end of the sequence, but routing policies have an implicit deny at the end of the program
E. Route maps are implemented using hierarchical policies, but routing policies must be implemented sequentially
Correct Answer: AB
QUESTION 60
An ISP has an MPLS VPN-based network with 12 PE routers. How many peerings are required between the 12 routers if the engineer has not configured route reflectors?
A. 60
B. 66
C. 78
D. 84
Correct Answer: B