SDH Thresholds (Electrical Cards)


Use the SDH Thresholds tab to provision electrical card SDH thresholds. (Thresholds are not displayed until a circuit is created.)

Near End

Select Near End and click Show Thresholds to display the near-end thresholds.

Far End

Select Far End and click Show Thresholds to display the far-end thresholds.

15 Min

Select 15 Min and click Show Thresholds to enter threshold information for a generation of 15-minute threshold crossing alerts (TCAs).

1 Day

Select 1 Day and click Show Thresholds to enter threshold information for a generation of 1-day TCAs.

VC LO

Select VC LO and click Show Thresholds to display the VC LO thresholds.

VC4

Select VC4 and click Show Thresholds to display the VC4 thresholds.

Show Thresholds

Shows selected thresholds.

Port

Displays the port number.

ES

Displays the number of errored seconds. An errored second is a one-second period with one or more coding violations at that layer or one or more incoming defects at that layer.

SES

Displays the number of severely errored seconds. A severely errored second is a one-second period with x or more coding violations at Layer 1 or more incoming defects at that layer. The value of x depends on the line rate and bit error rate.

EB

Errored block indicates that one or more bits are in error within a block.

UAS

Displays the unavailable seconds.

BBE

Background block errors are errored blocks that do not occur as part of an SES.

Apply

Applies changes made to the fields in the tab.

Reset

Cancels any changes to the tab and returns the fields to their last-saved settings.

Help

Displays context-sensitive help.