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Refer to the exhibit. PC11 is not able to communicate with the Email Server. All trunk links on the network are operational. According to the output, what can be done to solve the issue without compromising other VLANs?

Issue the command "switchport trunk allowed vlan 20 under the interface Fa0/1

Use the command "switchport trunk allowed vlan 10 20 40 99 under the interface Fa0/3

Issue the command "switchport trunk allowed vlan 20 under the interface Fa0/3

Use the command "switchport trunk allowed vlan 10 20 40 99 under the interface Fa0/1

Explanation

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