Refer to the exhibit.

A network engineer must block access for all computers on VLAN 20 to the web server via HTTP. All other computers must be able to access the web server.
Which configuration when applied to switch A accomplishes the task?
A)

B)

C)

D)

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

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Which NAT function can map multiple inside addresses to a single outside address?

• A.RARP
• B.ARP
• C.PAT
• D.SFTP
• E.TFTP

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Drag the IPv6 DNS record types from the left onto the description on the right.

Correct Answer:

Explanation

https://ns1.com/resources/dns-types-records-servers-and-queries#:~:text=Address%20Mapping%20record%20(

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A user configured OSPF and advertised the Gigabit Ethernet interface in OSPF. By default, to which type of OSPF network does this interface belong?

• A.point-to-multipoint
• B.point-to-point
• C.broadcast
• D.nonbroadcast

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What is the primary effect of the spanning-tree portfast command?

• A.It immediately enables the port in the listening state.
• B.It immediately puts the port into the forwarding state when the switch is reloaded.
• C.It enables BPDU messages.
• D.It minimizes spanning-tree convergence time.

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