CCIE Certification Exam Question:

CIDR is primarily used select one:
A. In BGP only
B. For classless routing
C. In OSPF only
D. In EIGRP only

B.For classless routing

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Explain ITU-T G.692 standard makes what recommendation? A. Optical Interfaces for Multi-channel Systems with Optical Amplifiers B. Characteristics of a Dispersion-Shifted Single-Mode Fiber C. Characteristics of Optical Fiber Amplifier Devices D. Transmission characteristics of Passive Optical Components	Explain What is the purpose of automatic gain control (AGC) in EDFA? A. Compensates gain tilt B. Balances transient power C. Serves as a variable optical attenuator D. Serves as a substitute to gain flattening filter