What are two descriptions of three-tier network topologies? (Choose two)

• A.The network core is designed to maintain continuous connectivity when devices fail.
• B.The distribution layer runs Layer 2 and Layer 3 technologies
• C.The core layer maintains wired connections for each host
• D.The access layer manages routing between devices in different domains
• E.The core and distribution layers perform the same functions

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What is a function of TFTP in network operations?

• A.transfers files between file systems on a router
• B.transfers IOS images from a server to a router for firmware upgrades
• C.transfers a backup configuration file from a server to a switch using a username and password
• D.transfers a configuration files from a server to a router on a congested link

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Refer to the exhibit.

Which two commands, when configured on router R1, fulfill these requirements? (Choose two.) Packets towards the entire network 2001:db8:2::/64 must be forwarded through router R2.
Packets toward host 2001:db8:23::14 preferably must be forwarded through R3.

• A.Ipv6 route 2001:db8:23::14/64 fd00:12::2
• B.Ipv6 route 2001:db8:23::14/64 fd00:12::2 200
• C.Ipv6 route 2001:db8:23::14/128 fd00:13::3
• D.Ipv6 route 2001:db8:23::/64 fd00:12::2
• E.Ipv6 route 2001:db8:23::/128 fd00:12::2

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Refer to the exhibit.

Based on the LACP neighbor status, in which mode is the SW1 port channel configured?

• A.passive
• B.mode on
• C.auto
• D.active

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Refer to the exhibit.

What is the effect of this configuration?

• A.All ARP packets are dropped by the switch
• B.The switch discard all ingress ARP traffic with invalid MAC-to-IP address bindings.
• C.Egress traffic is passed only if the destination is a DHCP server.
• D.All ingress and egress traffic is dropped because the interface is untrusted

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