Which solution is appropriate when mitigating password attacks where the attacker was able to sniff the clear- text password of the system administrator?

Which two spanning-tree states are bypassed on an interface running PortFast? (Choose two.)

How does the dynamically-learned MAC address feature function?

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.

Drag and drop the IPv6 address description from the left onto the IPv6 address types on the right. Not all options are used.