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QUESTION 611
Refer to the exhibit.
Which command can you enter to resolve this error message on a peer router?
A. username <username> password <password>
B. ppp chap <hostname>
C. aaa authorization exec if-authenticated
D. aaa authorization network if-authenticated
Correct Answer: A
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 612
Refer to the exhibit.
R2 is configured as the R1 neighbor in area 51, but R2 fails to receive the configured summary route. Which action can you take to correct the problem?
A. Replace the summary-address command with the area-range command.
B. Configure a summary address under R1interface GigabitEthernet0/0.
C. Configure a summary address under R1 interface GigabitEthernet1/0.
D. Configure the no discard-route command in the OSPF process of R1.
E. Configure ip ospf network broadcast under the Loopback0 interface of R1.
Correct Answer: A
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 613
Which two descriptions of the keying mechanisms that are used to distribute the session keys used in routing authentication are true? (Choose two.)
A. Peer keying creates a unique one-to-one relationship with another peer.
B. Group keying creates a single keying message to multiple peers.
C. Peer keying creates a single keying message to multiple peers.
D. Group keying creates a unique one-to-one relationship with another peer.E. Group keying creates a full mesh of keying sessions to all devices.
F. Peer keying creates a full mesh of keying sessions to all devices.
Correct Answer: AB
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 614
How many address families can a single OSPFv3 instance support?
A. 1
B. 2
C. 5
D. 10
Correct Answer: A
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 615
Which two conditions must be met by default to implement the BGP multipath feature? (Choose two.)
A. The next-hop routers must be the same.
B. Route reflectors must be enabled.
C. All attributes must have the same values.
D. MPLS must be enabled.
E. The next-hop routers must be different.
Correct Answer: CE
Section: Mix Questions
ExplanationExplanation/Reference:
QUESTION 616
Which two statements about LDP advertising when Explicit Null is in effect are true? (Choose two.)
A. Penultimate hop popping is disabled.
B. Penultimate hop popping is enabled.
C. It is the default behavior for LDP.
D. It is used for the advertisement of static routes.
E. It is used for the advertisement of connected routes.
Correct Answer: AE
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 617
You are configuring a DMVPN hub to perform CBWFQ on a per-spoke basis. Which information is used to identify the spoke?
A. the NHRP network ID
B. the spoke tunnel source IP
C. the spoke tunnel interface IP address
D. the NHRP group
Correct Answer: D
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 618
Which option is true about output policing for the control plane?
A. It improves router performance by limiting traffic sent to the control plane.
B. It improves router performance by limiting traffic sent from the control plane.
C. It improves router performance by limiting traffic sent to and from the control plane.
D. It controls traffic originated from the router.
Correct Answer: D
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 619
Which two types of traffic are blocked when the storm control threshold for multicast traffic is reached on a port? (Choose two.)
A. BPDU
B. OSPF
C. CDP
D. IS-IS
E. LLDP
Correct Answer: BD
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 620
Which two options are contained in the MSG part of a syslog message? (Choose two.)
A. TAG field
B. CONTENT field
C. three-digit priority value
D. IP address of the sending device
E. TLS port number
Correct Answer: AB
Section: Mix QuestionsExplanation
Explanation/Reference:
QUESTION 621
Which two values are needed to configure NTP authentication? (Choose two.)
A. the encryption method
B. the key number
C. the burst mode
D. the key string
E. the Diffie-Hellman group
Correct Answer: BD
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 622
You are configuring a DHCPv6 client for a DHCPv6 server with the prefix delegation feature. Which option is a result of the interface configuration when you enter
the command ipv6 address autoconfig default?
A. a static IPv6 default route pointing to the upstream DHCP server
B. a static IPv6 default route pointing to the upstream DHCP relay
C. a static IPv6 default route pointing to the upstream router
D. a temporary stateless address, formed from the EUI-64 bit address and the prefix from the route advertisement of the upstream router
Correct Answer: A
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 623
Refer to the exhibit.
You are bringing a new MPLS router online and have configured only what is shown to bring LDP up. Assume that the peer has been configured in a similar
manner. You verify the LDP peer state and see that there are no neighbors. What will the output of show mpls ldp discovery show?
A. Interfaces:
Ethernet0/0 (ldp): xmit
B. Interfaces:
Ethernet0/0 (ldp): xmit/recv
LDP Id: 25.25.25.2:0; IP addr: 192.168.12.2
C. Interfaces:
Ethernet0/0 (ldp): xmit/recv
LDP Id: 192.168.12.2:0; no route
D. Interfaces:
Ethernet0/0 (ldp): xmit/recv
LDP Id: 25.25.25.2:0; no route
Correct Answer: D
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 624
Which three features are common to OSPF and IS-IS? (Choose three.)
A. They both maintain a link-state database from which a Dijkstra-based SPF algorithm computes a shortest path tree.
B. They both use DR and BDR in the broadcast network.
C. They both use hello packets to form and maintain adjacencies.D. They both use NSSA and stub type areas to scale the network design.
E. They both have areas to form a two-level hierarchical topology.
Correct Answer: ACE
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 625
Refer to the exhibit.
Which two commands are required on R3 in order for MPLS to function? (Choose two.)
A. mpls ipB. ip cef
C. mpls label protocol tdp
D. mpls ip propagate-ttl
Correct Answer: AB
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 626
Which two statements about the assert process in LAN-based PIM are true? (Choose two.)
A. If the metrics are the same, the router with the lowest advertised routing protocol metric for that route is elected.
B. If the metrics are the same, the router with the highest IP address on the LAN is elected.
C. If the metrics are the same, the router with the highest advertised routing protocol metric for that route is elected.
D. If the metrics are the same, the router with the lowest IP address on the LAN is elected.
Correct Answer: AB
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 627
Which two options are the two underlying protocols on which a DMVPN relies? (Choose two.)
A. IPsec
B. NHRP
C. GDOI
D. ISAKMP
E. SSL
F. NLRI
Correct Answer: AB
Section: Mix QuestionsExplanation
Explanation/Reference:
QUESTION 628
Which three parameters must match to establish OSPF neighbor adjacency? (Choose three.)
A. the process ID
B. the hello interval
C. the subnet mask
D. authentication
E. the router ID
F. the OSPF interface priority
Correct Answer: BCD
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 629
Which IP SLA operation type uses IP to measure the round-trip time between a router and a device?
A. HTTP
B. ICMP Echo
C. ICMP Path Jitter
D. UDP Jitter for VoIP
Correct Answer: B
Section: Mix Questions
Explanation
Explanation/Reference:
QUESTION 630
What are two reasons to use the ip ospf database filter all out command? (Choose two.)A. to maintain a centralized OSPF database on a single master device
B. to avoid flooding LSAs on low-speed links
C. to ensure a consistent OSPF database across the network
D. to selectively filter OSPF routes without disrupting the SPF algorithm
E. to filter only type 7 LSAs from an OSPF area
F. to enable OSPF to send triggered updates
Correct Answer: AB
Section: Mix Questions
Explanation
Explanation/Reference:
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