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The SDH frame structure is a rectangular block frame based on which of the following options?
The SDH frame structure is a rectangular block frame based on which of the following options?A . BytesB . BitC . Block D frameView AnswerAnswer: A
The negative adjustment position of the TU pointer is at which of the following bytes?
The negative adjustment position of the TU pointer is at which of the following bytes?A . V1B . V2C . V3D . V4View AnswerAnswer: C
Which of the following is not included in the basic architecture of MPLS L2VPN?
Which of the following is not included in the basic architecture of MPLS L2VPN?A . ACB . VCC . TunnelD . S-VLANView AnswerAnswer: D
If a network port that supports auto-negotiation is connected to a network port that does not support auto-negotiation, half-duplex may be used instead of full-duplex.
If a network port that supports auto-negotiation is connected to a network port that does not support auto-negotiation, half-duplex may be used instead of full-duplex.A . TrueB . FalseView AnswerAnswer: A
The current sparse wavelength division multiplexing system generally operates in the band from 1271nm to 1611nm. Which of the following is the channel spacing?
The current sparse wavelength division multiplexing system generally operates in the band from 1271nm to 1611nm. Which of the following is the channel spacing?A . 10nmB . 5nmC . 20nmD . 18nmView AnswerAnswer: C
