Command Reference Guide

36 ● clock 3Com Router 5000 Family and Router 6000 Family
Command Reference
clock
Purpose Use the clock command to specify ATM interface to use internal transmission clock
signal.
Use the undo clock command to restore the usage of network clock signal.
Syntax clock { master | slave }
undo clock
Parameters master
Specify ATM interface to use the internal transmission
clock signal.
slave
Restore the line clock signal.
Default By default, ATM interface uses the network clock signal. This clock signal is usually
provided by the device which provides ATM interfaces.
Example Specify ATM interface Atm1/0/0 to use the internal transmission clock.
[3Com-Atm1/0/0] clock master
View This command can be used in the following views:
■ ATM Master Interface view
Description When two network devices are directly connected in the back-to-back method
through the ATM interfaces, this command is used to set the internal transmission
clock at the ATM interface of one device.
Although this command is valid on both ATM main interface and sub-interface, it can
only be used in ATM main interface view and there is not this command in ATM
sub-interface view.
Related Command display atm interface