Chapter 5. Configuration Menu

ESU 120e CLOCK SOURCES

The ESU 120e is operable from various clock sources permitting it to perform properly in many different applications. Set the net- work interface clocking options with the clocking options set by the Network (NI) Configuration menu options.

The following clock source options are available:

Network Timed

Base Drop Timed

Base DTE Timed

Internal Timing

Normal (CSU) (only when secondary interface module is in- stalled)

The selected clock option always designates the clock source for transmission. Clocking necessary for receiving data is always re- covered from incoming data.

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ESU 120e User Manual

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ADTRAN user manual ESU 120e Clock Sources