Command Reference Guide

3Com Router 5000 Family and Router 6000 Family clock (CE1/PRI Interface) ● 43
Command Reference
clock (CE1/PRI Interface)
Purpose Use the clock command to set the clock mode on a CE1/PRI interface.
Use the undo clock command to restore the default clock mode on the interface.
Syntax clock { master | slave }
undo clock
Parameters master
Adopts the internal clock mode.
slave
Adopts the line clock mode.
Default By default, the CE1/PRI interface adopts the line clock mode (slave).
Example Set the clock mode of the CE1/PRI interface to internal clock (master) mode.
[3Com -E1 3/0/0] clock master
View This command can be used in the following views:
■ CE1/PRI Interface view
Description When a CE1/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, slave
clock mode for it.