多項(xiàng)選擇題

What are three relevant design considerations when using the 15216 EDFA? （）(Choose three.)

A. dispersion
B. Optical SNR
C. span attenuation
D. four wave mixing
E. receiver sensitivity

你可能感興趣的試題

UPSR protection switching is initiated by （）, while BLSR is initiated by （）.

A. the K1 SONET byte； the K2 SONET byte
B. the K2 SONET byte；the K1 SONET byte
C. transmitter switching；receiver detection
D. Line Overhead bytes；Path Overhead bytes
E. Path Overhead bytes；Line Overhead bytes

單項(xiàng)選擇題

On an ONS 15454 node you can tunnel an （）.

A. SDH circuit over a SONET network delivering it as an SDH signal
B. SDH circuit over a SONET network delivering it as a SONET signal
C. SONET circuit over an SDH network delivering it as an SDH signal
D. SONET circuit over an SDH network delivering it as a SONET signal