(Topic 1) When are virtual links used in OSPF?

exams 4A0-C01 4A0-C01 exam 0 Comments

(Topic 1) When are virtual links used in OSPF?
A . When two areas need to communicate and there is no area 0.
B . When an area needs to traverse another area to reach area 0.
C . When two areas are connected to area 0, but there is no direct path between them.
D . When an area needs to connect directly to another area without using area 0.

Answer: B