What are two characteristics of Frame Relay point-to-point subinterfaces? (Choose two.)
A.
They create split-horizon issues.
B.
They require a unique subnet within a routing domain.
C.
They emulate leased lines.
D.
They are ideal for full-mesh topologies.
E.
They require the use of NBMA options when using OSPF.
why the answer isn’t c & d? and what does it mean the choice “B. They require a unique subnet within a routing domain.”
The Answer is B & C.
They emulate leased line hence a replacement for leased line connections. -> B
They require a subnet withing a routing domain. ->