Configuring the 8K Reference Clock for the GEPS

This describes how to configure the 8 kHz clock provided by the GGCU as the 8 kHz reference clock for the GEPS. The 8 kHz reference clock serves as the synchronization clock for the boards in the GEPS.

Scenario	BSC initial configuration and BSC capacity expansion
Mandatory/Optional	Mandatory

Prerequisites

The GSCU in the GEPS is configured. For details, see Configuring the GSCU.
The GGCU in the GMPS is configured. For details, see Configuring the GGCU.
The system clock is configured.

Preparation

**Table 1** Example of the data negotiated and planned for configuring the 8 kHz reference clock for the GEPS
Parameter	Example	Source
8K Reference Clock Type	GGCU Backplane	BSC internal planning

Procedure

On the BSC6000 Local Maintenance Terminal, right-click the edge of the GEPS.
Choose Configure 8K Reference Clock from the shortcut menu. A dialog box is displayed, as shown in Figure 1.
Figure 1 Configure GSCU 8K Reference Clock dialog box
Set the parameters by referring to Table 1.
Click Finish. The configuration of the 8 kHz reference clock for the GEPS is complete.
Repeat 1 through 4 to configure the 8 kHz reference clock for multiple GEPSs.