Computer Networking
Which one of the following is true regarding VLANs?

VTP is used to send VLAN information to switches in a configured VTP domain.
You should not have more than 10 switches in the same VTP domain.
Two VLANs are configured by default on all Cisco switches.
VLANs only work if you have a complete Cisco switched internetwork. No off-brand switches are allowed.

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Computer Networking
You type the following command into the router and receive the following output:Router#show serial 0/0 ^% Invalid input detected at '^' marker.Why was this error message displayed?

You cannot have a space between serial and 0/0.
You need to be in privileged mode.
The router does not have a serial0/0 interface.
Part of the command is missing.

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