What does the passive command provide to dynamic routing protocols?
A.Stops an interface from sending or receiving periodic dynamic updates.
B.Stops an interface from sending periodic dynamic updates but not from receiving updates.
C.Stops the router from receiving any dynamic updates.
D.Stops the router from sending any dynamic updates.
Answer: B
The passive command, short for passive-interface, stops regular updates from being sent out an interface. However, the interface can still receive updates.