A SONET mux is defined by its line speed. The most common line speeds deployed in the core network are:
A) OC-3, OC-12, OC-48, OC-192
B) OC-1, OC-12
C) OC-3, OC-12, OC-48
D) STS-1, OC-48, OC-192
E) All of the above

Question

Quizplus · Accepted Answer

The most common SONET (Synchronous Optical Networking) line speeds deployed in the core network are OC-3, OC-12, OC-48, and OC-192. These speeds are standardized and widely used for telecommunications.

A SONET Mux Is Defined by Its Line Speed