ADTRAN 5000 Series - Manual (Page 621)

Command Reference Guide T3 Interface Configuration Command Set
61200990L1-35E Copyright © 2005 ADTRAN 621
clock source [local | loop]
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
local Configures the unit to provide clocking using the internal oscillator.
loop Configures the unit to recover clocking from the T3 circuit.
Default Value
By default, all T3 interfaces are configured with loop as the clock source.
Applicable Platforms
This command applies to the NetVanta 5000 Series.
Command History
Release 6.1 Command was introduced.
Usage Example
The following example configures the unit to recover clocking from the circuit:
(config)#interface t3 1/1
(config-t3 1/1)#clock source loop