Sync-E Configuration Guide

1. Connect to STC chassis, reserve ports and connect them back-to-back.

2. Enable Sync-E technology on STC ports.

Click on Technologies tab in STC application to launch Technology Selector.

Go to Technology ���� Carrier Ethernet ���� SyncE

3. Activate Sync-E feature on port.

Click on Port //x/y and go to SyncE tab. Check “Active” and select “Option 1”.

SyncE Option Type: Option 1 for SDH networks (used in European countries).

Option 2 for SONET networks (used in Americas).

4. Add Emulated Device Interface on port.

Click on Port //x/y and go to Devices � Emulated Device Interface tab.

Click on “Add” and select “Create Device – Select Ports”.

And then Select Protocols, Select Encapsulation, Configure devices, Preview and click

“Finish”.

5. Configure Sync-E.

Click on Port //x/y and go to Devices � SyncE tab.

Check “Active” and set “Rate (messages/sec)” to “1” and select “Quality Level ���� QL-PRC”

from the drop-down-menu.

Quality Level options: QL-PRC (For Primary Reference Clock accuracy),

QL-SSU-A (For Synchronization Supply Unit-A accuracy),

QL-SSU-B (For Synchronization Supply Unit-B accuracy),

QL-SEC (For SDH Equipment Clock accuracy),

QL-DNU (For Do Not Use).

6. Configure Sync-E on second Port //x/z.

Repeat steps 3 to 5, except for the following modifications.

i. Step 4 ���� Configure Devices ���� Change MAC address to 00:10:94:00:00:02 and

IPv4 Address to 192.85.1.2 to avoid MAC and IP address conflicts.

ii. Step 5 ���� Quality Level ���� QL-DNU.

7. Save the configuration changes by clicking on “Apply” or pressing “F9”.

8. Go to All Devices, select all ports (Port //x/y and Port //x/z) and start SyncE.

9. Go to Basic Traffic: Results 2 and select Change Result View ���� Select View ����Carrier

Ethernet ����SyncE Results ����SyncE Device Results.

10. Interpretation of results.

“From the Result View window, it is evident that Device 1 which is supplying QL-PRC has

become Master and Device 2 which is supplying QL-DNU has become Slave”.

For more information on Sync-E, refer to Help Browser (installed along with STC application and

accessible via Shortcut �F1) or write to Support@ Spirent.com.