📝 Question
#2538
In SONET, each synchronous transfer signal STS-n is composed of __________
✓
Correct Answer
A. 2000 frames
💡
Explanation
SONET defines the electrical signal as STS-N (Synchronous Transport Signal Level-N) and the optical signal as OC-N (Optical Carrier Level-N). The building block of SONET is the STS-1/OC-1 signal, which is based on an 8-kHz frame rate and operates at 51.84 Mbps.
⌨️ Press
A
B
C
D
to select