An engineer is configuring a GRE tunnel interface in the default mode. The engineer has assigned an IPv4 address on the tunnel and sourced the tunnel from an Ethernet interface. Which option also is required on the tunnel interface before it is operational?

• A.(config-if)#keepalive <seconds retries>
• B.(config-if)#tunnel destination <ip address>
• C.(config-if)#ip mtu <value>
• D.(config-if)#ip tcp adjust-mss <value>

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What Is the difference between the MAC address table and TCAM?

• A.The MAC address table supports partial matches. TCAM requires an exact match.
• B.The MAC address table is contained in TCAM ACL and QoS information is stored in CAM.
• C.Router prefix lookups happen in TCAM. MAC address table lookups happen In CAM.
• D.TCAM is used to make L2 forwarding decisions. CAM is used to build routing tables

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An engineer must configure an ACL that permits packets which include an ACK in the TCP header Which entry must be included in the ACL?

• A.access-list 10 permit tcp any any eq 21 established
• B.access-list 110 permit tcp any any eq 21 tcp-ack
• C.access-list 110 permit tcp any any eq 21 established
• D.access-list 10 permit ip any any eq 21 tcp-ack

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Refer to the exhibit. Which configuration must be applied to R to enable R to reach the server at 172.16.0.1?
A)

B)

C)

D)

• A.Option C
• B.Option B
• C.Option D
• D.Option A

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Which measure is used by an NTP server to indicate its closeness to the authoritative time source?

• A.time zone
• B.stratum
• C.latency
• D.hop count

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