Command Reference Guide

216 ● ima-clock 3Com Router 5000 Family and Router 6000 Family
Command Reference
ima-clock
Purpose Use the ima-clock command to configure the clock mode of the IMA group.
Use the undo ima-clock command to restore the default, that is, CTC.
Syntax ima-clock { itc | ctc [ link_number number ] }
undo ima-clock
Parameters itc
Independent transmit clock configuration. In this
mode, the links in the IMA group use at least two clock
sources.
ctc
Common transmit clock configuration. In this mode,
all links in the IMA group share a clock source, which
can be an external clock or the one extracted from a
member link.
link_number number
Number of the E1/T1 link that provides the clock
source.
Example Set the clock mode to ITC on IMA group interface 1/0/1.
[3Com ] interface ima 1/0/1
[3Com -Ima-group 1/0/1] ima-clock itc
View This command can be used in the following views:
■ IMA Group Interface view
Description When the IMA group adopts ITC mode, you must set the clock mode of each
member ATM E1/T1 link to slave with the clock slave command.
When the IMA group adopts CTC mode, you must set the clock mode of each
member ATM E1/T1 link to master with the clock master command.