Setting Up the Switch Clock Source 107

Setting Up the

Using this option, you can set up all the parameters to configure and

Switch Clock Source

synchronize the data speed clocks on different ports of the CoreBuilder

 

9000 ATM Enterprise Switch to an external clock source.

 

Get Clock Source Status

 

Set External Clock Source 1

 

￿Set External Clock Source 2

 

Set Clock Source to Internal

Get Clock Source

Display the active clock status and the current status of the ports defined

Status

as the active and standby clock ports.

 

The active clock source may be Internal or External. If the active clock

 

source is External, one of the source ports must be active and the other

 

source port may be None, Standby or Failed (not connected). If the active

 

clock source is Internal, that is, no source port has been defined as the

 

active clock port, the source ports are both set to None.

 

Command Actions

 

 

Enter menu sequence:

(1) SYS: Platform Configuration

 

 

(8) SCS: Switch Clock Synchronization

 

 

Setup

 

 

(1) GET: Get Clock Source Status

 

Direct access sequence:

1 8 1

 

Command Result

 

 

System action:

The current active clock source and current external

clock port statuses are displayed.

System message display: Information is displayed as shown in the example.

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>

active

External

Clock

source

port

2

is

<5.1.2>

standby

 

 

 

 

 

 

 

 

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3Com 9000 manual Setting Up, Switch Clock Source, Get Clock Source, Status