3Com 3031 Command Reference Manual page 174

174 C 3: I M C
HAPTER NTERFACE ANAGEMENT OMMANDS
clock
Syntax
clock { master | slave }
undo clock
View
CT1/PRI interface view
Parameter
master: Adopts the internal clock mode.
slave: Adopts the line clock mode.
Description
Using the clock command, you can set the clock mode on a CT1/PRI interface.
Using the undo clock command, you can restore the default clock mode on the
interface.
By default, the CE1/PRI interface adopts the line clock mode (slave).
When a CT1/PRI interface is working as DCE, chose the internal clock for it, that is,
master clock mode. When it is working as DTE, chose the line clock, that is, the
slave clock mode for it.
Example
Set the clock mode of the CT1/PRI interface to internal clock (master) mode.
[3com-T1 1/0/0] clock master
code Syntax
code { ami | b8zs }
undo code
View
CT1/PRI interface view
Parameter
ami: Adopts the AMI line code format.
b8zs: Adopts the Bipolar with 8-Zero Substitution (b8zs) line code format.
Description
Using the code command, you can set the line code format for a CT1/PRI
interface. Using the undo code command, you can restore the default line code
format of the interface.