Most Up-to-date 300-410 Testing Bible 2021

NEW QUESTION 1
Which method changes the forwarding decision that a router makes without first changing the routing table or influencing the IP data plane?

• A. nonbroadcast multiaccess
• B. packet switching
• C. policy-based routing
• D. forwarding information base

Answer: C

NEW QUESTION 2
An engineer configured the wrong default gateway for the Cisco DNA Center enterprise interface during the install. Which command must the engineer run to correct the configuration?

• A. sudo maglev-config update
• B. sudo maglev install config update
• C. sudo maglev reinstall
• D. sudo update config install

Answer: A

NEW QUESTION 3
Which statement about route distinguishers in an MPLS network is true?

• A. Route distinguishers allow multiple instances of a routing table to coexist within the edge router.
• B. Route distinguishers are used for label bindings.
• C. Route distinguishers make a unique VPNv4 address across the MPLS network.
• D. Route distinguishers define which prefixes are imported and exported on the edge router.

Answer: C

NEW QUESTION 4
Refer to the exhibit.

Users in the branch network of 2001:db8:0:4::/64 report that they cannot access the Internet. Which command is issued in IPv6 router EIGRP 100 configuration mode to solve this issue?

• A. Issue the eigrp stub command on R1.
• B. Issue the no eigrp stub command on R1.
• C. Issue the eigrp stub command on R2.
• D. Issue the no eigrp stub command on R2.

Answer: A

NEW QUESTION 5
Refer to the exhibit.

After redistribution is enabled between the routing protocols; PC2, PC3, and PC4 cannot
reach PC1. Which action can the engineer take to solve the issue so that all the PCs are reachable?

• A. Set the administrative distance 100 under the RIP process on R2.
• B. Filter the prefix 10.1.1.0/24 when redistributed from OSPF to EIGRP.
• C. Filter the prefix 10.1.1.0/24 when redistributed from RIP to EIGRP.
• D. Redistribute the directly connected interfaces on R2.

Answer: B

NEW QUESTION 6
Refer to the exhibits.

Phase-3 tunnels cannot be established between spoke-to-spoke in DMVPN. Which two commands are missing? (Choose two.)

• A. The ip nhrp redirect command is missing on the spoke routers.
• B. The ip nhrp shortcut command is missing on the spoke routers.
• C. The ip nhrp redirect command is missing on the hub router.
• D. The ip nhrp shortcut command is missing on the hub router.
• E. The ip nhrp map command is missing on the hub router.

Answer: BC

NEW QUESTION 7
Refer to the exhibit.

An administrator that is connected to the console does not see debug messages when
remote users log in. Which action ensures that debug messages are displayed for remote logins?

• A. Enter the transport input ssh configuration command.
• B. Enter the terminal monitor exec command.
• C. Enter the logging console debugging configuration command.
• D. Enter the aaa new-model configuration command.

Answer: B

NEW QUESTION 8
Drag and drop the OSPF adjacency states from the left onto the correct descriptions on the right.

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:

NEW QUESTION 9
Refer to the exhibit.

An engineer is trying to generate a summary route in OSPF for network 10.0.0.0/8, but the summary route does not show up in the routing table. Why is the summary route missing?

• A. The summary-address command is used only for summarizing prefixes between areas.
• B. The summary route is visible only in the OSPF database, not in the routing table.
• C. There is no route for a subnet inside 10.0.0.0/8, so the summary route is not generated.
• D. The summary route is not visible on this router, but it is visible on other OSPF routers in the same area.

Answer: A

NEW QUESTION 10
When provisioning a device in Cisco DNA Center, the engineer sees the error message “Cannot select the device. Not compatible with template”.
What is the reason for the error?

• A. The template has an incorrect configuration.
• B. The software version of the template is different from the software version of the device.
• C. The changes to the template were not committed.
• D. The tag that was used to filter the templates does not match the device tag.

Answer: B

NEW QUESTION 11
Refer to the exhibit.

A router receiving BGP routing updates from multiple neighbors for routers in AS 690. What is the reason that the router still sends traffic that is destined to AS 690 to a neighbor other than 10.222.1.1?

• A. The local preference value in another neighbor statement is higher than 250.
• B. The local preference value should be set to the same value as the weight in the route map.
• C. The route map is applied in the wrong direction.
• D. The weight value in another statement is higher than 200.

Answer: D

NEW QUESTION 12
Refer to the exhibit.

An engineer is troubleshooting BGP on a device but discovers that the clock on the device
does not correspond to the time stamp of the log entries. Which action ensures consistency between the two times?

• A. Configure the service timestamps log uptime command in global configuration mode.
• B. Configure the logging clock synchronize command in global configuration mode.
• C. Configure the service timestamps log datetime localtime command in global configuration mode.
• D. Make sure that the clock on the device is synchronized with an NTP server.

Answer: D

NEW QUESTION 13
Refer to the exhibit.

Which subnet is redistributed from EIGRP to OSPF routing protocols?

• A. 10.2.2.0/24
• B. 10.1.4.0/26
• C. 10.1.2.0/24
• D. 10.2.3.0/26

Answer: A

NEW QUESTION 14
Which protocol is used to determine the NBMA address on the other end of a tunnel when mGRE is used?

• A. NHRP
• B. IPsec
• C. MP-BGP
• D. OSPF

Answer: D

NEW QUESTION 15
Which statement about IPv6 ND inspection is true?

• A. It learns and secures bindings for stateless autoconfiguration addresses in Layer 3 neighbor tables.
• B. It learns and secures bindings for stateless autoconfiguration addresses in Layer 2 neighbor tables.
• C. It learns and secures bindings for stateful autoconfiguration addresses in Layer 3 neighbor tables.
• D. It learns and secures bindings for stateful autoconfiguration addresses in Layer 2 neighbor tables.

Answer: B

NEW QUESTION 16
Which configuration adds an IPv4 interface to an OSPFv3 process in OSPFv3 address family configuration?

• A. router ospfv3 1address-family ipv4
• B. Router(config-router)#ospfv3 1 ipv4 area 0
• C. Router(config-if)#ospfv3 1 ipv4 area 0
• D. router ospfv3 1address-family ipv4 unicast

Answer: B

NEW QUESTION 17
Refer to the exhibit.

An engineer is trying to connect to a device with SSH but cannot connect. The engineer connects by using the console and finds the displayed output when troubleshooting. Which command must be used in configuration mode to enable SSH on the device?

• A. no ip ssh disable
• B. ip ssh enable
• C. ip ssh version 2
• D. crypto key generate rsa

Answer: D

NEW QUESTION 18
Refer to the exhibit.

An engineer is trying to redistribute OSPF to BGP, but not all of the routes are redistributed. What is the reason for this issue?

• A. By default, only internal routes and external type 1 routes are redistributed into BGP
• B. Only classful networks are redistributed from OSPF to BGP
• C. BGP convergence is slow, so the route will eventually be present in the BGP table
• D. By default, only internal OSPF routes are redistributed into BGP

Answer: A

NEW QUESTION 19
Refer to the exhibit.

An engineer is trying to configure local authentication on the console line, but the device is trying to authenticate using TACACS+. Which action produces the desired configuration?

• A. Add the aaa authentication login default none command to the global configuration.
• B. Replace the capital “C” with a lowercase “c” in the aaa authentication login Console local command.
• C. Add the aaa authentication login default group tacacs+ local-case command to the global configuration.
• D. Add the login authentication Console command to the line configuration

Answer: D

NEW QUESTION 20
Which transport layer protocol is used to form LDP sessions?

• A. UDP
• B. SCTP
• C. TCP
• D. RDP

Answer: C

NEW QUESTION 21
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