Set External Clock Source; Sp1: Set External Clock Source 1 - 3Com CoreBuilder 9000 User Manual

118 C 5: C
HAPTER ONFIGURING THE
Set External Clock
Source 1
P
LATFORM
Example
Enter:
1 8 1
The clock source information is displayed:
Active Clock source is EXTERNAL
External Clock source port 1 is <1.2.4>
External Clock source port 2 is <5.1.2>
Set a port to be the first external clock source port. If the port does not
exist, is disabled, is in loop timing mode, loopback or loop forward, it
cannot be used as an external clock source port.
Command Actions
Enter menu sequence:
Enter parameter at prompt
Parameter
Clock source
Direct access sequence:
Command Result
System action:
System message display:
If the port has already been set to be the first or second clock source, it is
meaningless to set the port again. In this case, the command is ignored
and the following message is displayed:
Clock source 2 is already set to this port.
It is meaningless to set the two sources to the same port,
operation ignored.
(1) SYS: Platform Configuration
(8) SCS: Switch Clock Synchronization
Setup

(2) SP1: Set External Clock Source 1

Format or Range
<slot.group.port> or None
1 8 2 [parameter]
The port is set to be the active clock source port.
External clock source port 1 was
successfully configured to port
<slot.group.port>.
active
standby