Signal Status Description
Wait to Restore The assigned reference signal will be available again when
the Wait to Restore timer has expired.
Normal The logical timing source is assigned to a valid timing
reference.
Switch request
Switch requests are shown in the table in order of priority, together with their
description.
Switch Request Description
No Request This is the default value. The system timing is operating
under normal conditions.
Clear Switch Replaces the status by the normal status (in case of a
previous switch).
Forced Switch Unconditional switch, issued by the user, even if it is
service degrading.
Manual Switch A conditional switch, which is issued by the user. The
switch will not be performed if it is service degrading.
If QL=Enabled, the switch will not be performed if it is
service degrading.
If QL=Disabled, the switch will be performed even if it is
service degrading.
Switch status
This parameter indicates the latest switch request. When no protection reference is
provisioned, this parameter is not available. The possible values of this parameter are
listed in the table below:
Value Description
No Request No switch request has been issued.
Clear The former switch request is cleared. Switching will be
system controlled after this request.
Forced Switch A forced switch has been made to a timing source as
indicated by the user.
Manual Switch A manual switch has been made to a timing source as
indicated by the user.
Timing provisioning
Parameters for provisioning system timing
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Alcatel-Lucent - Proprietary
See notice on first page
365-312-807R7.2
Issue 4, May 2007
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