
Cisco Implementing Cisco Enterprise Advanced Routing and Services - 300-410 Exam Questions
QUESTION NO: 1
Which mechanism must be chosen to optimize the reconvergence time for OSPF at company
location 407173257 that is less CPU-intensive than reducing the hello and dead timers?
Which mechanism must be chosen to optimize the reconvergence time for OSPF at company
location 407173257 that is less CPU-intensive than reducing the hello and dead timers?
Correct Answer: D
QUESTION NO: 2
What is a role of route distinguishers in an MPLS network?
What is a role of route distinguishers in an MPLS network?
Correct Answer: C
QUESTION NO: 3
Refer to the exhibit. The R1 and R2 configurations are:


The neighbor is not coming up. Which two sets of configurations bring the neighbors up? (Choose
two.)
Refer to the exhibit. The R1 and R2 configurations are:


The neighbor is not coming up. Which two sets of configurations bring the neighbors up? (Choose
two.)
Correct Answer: B,C
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QUESTION NO: 4
Which command displays the IP routing table information that is associated with VRF-Lite?
Which command displays the IP routing table information that is associated with VRF-Lite?
Correct Answer: C
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QUESTION NO: 5
Refer to the exhibit. A shoe retail company implemented the uRPF solution for an antispoofing
attack. A network engineer received the call that the branch A server is under an IP spoofing
attack. Which configuration must be implemented to resolve the attack?

Refer to the exhibit. A shoe retail company implemented the uRPF solution for an antispoofing
attack. A network engineer received the call that the branch A server is under an IP spoofing
attack. Which configuration must be implemented to resolve the attack?

Correct Answer: D
QUESTION NO: 6
A customer requested a GRE tunnel through the provider network between two customer sites
using loopback to hide internal networks.
Which configuration on R2 establishes the tunnel with R1?
A customer requested a GRE tunnel through the provider network between two customer sites
using loopback to hide internal networks.
Which configuration on R2 establishes the tunnel with R1?
Correct Answer: D
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QUESTION NO: 7
Refer to the exhibit. An engineer received a complaint that R1 and R5 cannot establish a Telnet
connection on R2. TACACS server application 10.1.1.10/24 is not receiving authentication
requests from R2. OSPF and EIGRP are functional. Telnet credentials configured are username:
Admin, and password: Cisco$123. Which action must be taken to enable the authentication on
R2?

Refer to the exhibit. An engineer received a complaint that R1 and R5 cannot establish a Telnet
connection on R2. TACACS server application 10.1.1.10/24 is not receiving authentication
requests from R2. OSPF and EIGRP are functional. Telnet credentials configured are username:
Admin, and password: Cisco$123. Which action must be taken to enable the authentication on
R2?

Correct Answer: D
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QUESTION NO: 8
Refer to the exhibit. A network engineer notices that R1 and R2 cannot establish an eBGP
peering.

The following messages appear in the log:

Which configuration must the engineer apply to R1 to restore the eBGP peering?
Refer to the exhibit. A network engineer notices that R1 and R2 cannot establish an eBGP
peering.

The following messages appear in the log:

Which configuration must the engineer apply to R1 to restore the eBGP peering?
Correct Answer: C
QUESTION NO: 9
What are the two prerequisites to enable BFD on Cisco routers? (Choose two)
What are the two prerequisites to enable BFD on Cisco routers? (Choose two)
Correct Answer: A,C
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QUESTION NO: 10
Refer to the exhibit. Why is the remote NetFlow server failing to receive the NetFlow data?

Refer to the exhibit. Why is the remote NetFlow server failing to receive the NetFlow data?

Correct Answer: C
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QUESTION NO: 11
Refer to the exhibit. All the serial between R1, R2, and R3 have the Same bandwidth. User on the
192.168.1.0/24 network report slow response times while they access resource on network
192.168.3.0/24. When a traceroute is run on the path. It shows that the packet is getting
forwarded via R2 to R3 although the link between R1 and R3 is still up.
What must the network administrator to fix the slowness?


Refer to the exhibit. All the serial between R1, R2, and R3 have the Same bandwidth. User on the
192.168.1.0/24 network report slow response times while they access resource on network
192.168.3.0/24. When a traceroute is run on the path. It shows that the packet is getting
forwarded via R2 to R3 although the link between R1 and R3 is still up.
What must the network administrator to fix the slowness?


Correct Answer: A
QUESTION NO: 12
Which of the following are used to validate the source of IPv6 traffic and are considered IPv6
layer 2 snooping features? (Choose two.)
Which of the following are used to validate the source of IPv6 traffic and are considered IPv6
layer 2 snooping features? (Choose two.)
Correct Answer: C,D
QUESTION NO: 13
Which IPv6 first hop security feature controls the traffic necessary for proper discovery of
neighbor device operation and performance?
Which IPv6 first hop security feature controls the traffic necessary for proper discovery of
neighbor device operation and performance?
Correct Answer: D
QUESTION NO: 14
Refer to the exhibit. An engineer recently implemented uRPF by configuring the ip verify unicast
source reachable-via rx command on interface gi0/3. The engineer noticed right after
implementing uRPF that an inbound packet on the gi0/3 interface with a source address of
172.16.3.251 was dropped. Which action resolves the issue?

Refer to the exhibit. An engineer recently implemented uRPF by configuring the ip verify unicast
source reachable-via rx command on interface gi0/3. The engineer noticed right after
implementing uRPF that an inbound packet on the gi0/3 interface with a source address of
172.16.3.251 was dropped. Which action resolves the issue?

Correct Answer: D




