Timing references
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Overview
This section provides a procedure for configuring the external timing
references.
Before you begin
Prior to performing this task, you must be logged into the WaveStar
®
CIT and the respective network element.
Be sure that the correct system mode is selected (
SONET mode
or
SDH mode
, see section
).
Required privilege code
You must have at least a privilege code of P3 to configure the
external timing references.
Required equipment
The following equipment is required to perform this task:
•
WaveStar CIT.
Procedure
Complete the following steps to configure the external timing
references:
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1
Select
Configuration
→
Timing/Sync
in the
System View
of the
WaveStar CIT.
Result:
The window
Synchronisation Characteristics
appears.
............................................................................................................................................................
2
Select the tab of the
External Timing Reference
which you wish to
configure. You can select two external timing signals from the
external timing input ports. There is one tab for each port (
External
Timing Reference 1
and
External Timing Reference 2
). 2 MHz or 2
Mbit/s signals for SDH mode or DS1 timing signals for SONET mode
can be used as external timing sources.
............................................................................................................................................................
3
Select the timing quality belonging to the external timing reference in
the drop-down list box
Quality Level
. Assign the actual quality level
of the external timing source (
PRC
,
SSUT
,
SSUL
,
SEC
for SDH
mode or
PRS
,
STU
,
ST2
,
ST3
for SONET mode).
Provisioning system parameters
WaveStar
®
CIT installation and NE provisioning
....................................................................................................................................................................................................................................
365-374-074
Issue a, April 2002
Lucent Technologies
6 - 2 1
