ADTRAN 1000R Series - Manual (Page 677)

Command Reference Guide Serial Interface Configuration Command Set
61200510L1-35E Copyright © 2005 ADTRAN 677
et-clock-source [rxclock | txclock]
Use the et-clock-source command to configure the clock source used when creating the external transmit
reference clock (et-clock). Use the no form of this command to return to the default value.
Syntax Description
rxclock Uses the clock recovered from the receive signal to generate et-clock.
txclock Uses the clock recovered from the transmit signal to generate et-clock.
Default Values
By default, the clock recovered from the transmit signal is used to generate the et-clock.
Applicable Platforms
This command applies to the NetVanta 1000R, 3000, and 4000 Series and Total Access 900 Series units.
Command History
Release 1.1 Command was introduced.
Functional Notes
The external transmit clock (et-clock) is an interface timing signal (provided by the DTE device) used to
synchronize the transfer of transmit data.
Usage Examples
The following example configures the serial interface to recover the clock signal from the received signal
and use it to generate et-clock:
(config)#interface serial 1/1
(config-ser 1/1)#et-clock-source rxclock