77..22 APSAPS
The APS (Automatic Protection Switching) test measures the switching time in
protecting the system from failure
Switching time is defined below.
The start and stop trigger can be selected independently.
Trigger event can be selected from the high order OTU and ODU.
The pass/fail thresholds for switching time can be set.
Test results include pass/fail, switching time (minimum, maximum and
average) and the measurement count of switching.
77..22..11 Ports Setup and StatusPorts Setup and Status
The first step in running an application is to set up the port interfaces. This is
done on the Ports SetupPorts Setup screen, which also provides port status information.
The setup options and status information related to the OTN interface are
described in the following section:
OTN Setup and Status
77..22..22 Test SetupTest Setup
77..22..22..11 ThresholdsThresholds
The following screen is displayed for the Test SetupTest Setup.