The ALS subtab allows you to provision the automatic laser shutdown (ALS). For a list of ONS nodes
and cards that support this subtab, see
Maintenance.
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Displays the port number.
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Allows you to provision the automatic laser shutdown:
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Disable —ALS is off; the laser is not automatically shut down when traffic outages (loss of signal [LOS]) occur. |
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Auto Restart —ALS is on; the laser automatically shuts down when traffic outages (LOS) occur. It automatically restarts when the conditions that caused the outage are resolved. |
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Manual Restart —ALS is on; the laser automatically shuts down when traffic outages (LOS) occur. However, the laser must be manually restarted when conditions that caused the outage are resolved. |
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Manual Restart for Test —Manually restarts the laser for testing. |
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Recovery Pulse Duration (sec)
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Sets the recovery laser pulse duration, in seconds, for the initial, recovery optical power pulse following a laser shutdown.
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Recovery Pulse Interval (sec)
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Sets the recovery laser pulse interval, in seconds. This is the period of time that must pass before the recover pulse is repeated.
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Indicates whether the laser is currently shut down, either On or Off.
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If ALS Mode is set to Manual Restart or Manual Restart for Test, the check box is available after a laser shutdown so you can restart it.
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Restarting a laser might be traffic-affecting. |
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Applies changes made to the fields in the tab.
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Cancels any changes to the tab and returns the fields to their last-saved settings.
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Displays context-sensitive help.
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