ADTRAN 1000R Series - Manual (Page 580)

Command Reference Guide DDS Interface Configuration Command Set
61200510L1-35E Copyright © 2005 ADTRAN 580
clock source [line | internal]
Use the clock source command to configure the source timing used for the interface. The clock specified
using the clock source command is also the system master clock. Use the no form of this command to
return to the default value.
Syntax Description
internal Configures the unit to provide clocking using the internal oscillator.
line Configures the unit to recover clocking from the DDS circuit.
Default Values
By default, the clock source is set to line.
Applicable Platforms
This command applies to the NetVanta 1000R, 3000, and 4000 Series units.
Command History
Release 1.1 Command was introduced.
Functional Notes
When operating on a DDS network, the clock source should be line. On a point-to-point private network,
one unit must be line and the other internal.
Usage Examples
The following example configures the unit to recover clocking from the circuit:
(config)#interface dds 1/1
(config-dds 1/1)#clock source line