Use the Circuits on Span dialog box to view circuit span usage information and, for UPSR spans, to
perform span switches and lockouts.
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Shows the specific STS number.
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(UPSR circuits only) If the STS and VT are protected by a UPSR, a check appears in the UPSR column.
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Shows the circuit name that uses the STS and VT. If the STS and VT are not used by a circuit, “unused” is displayed. For VCAT circuits, the name of the VCAT circuit is shown with the member circuit name in brackets.
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(UPSR circuits only) Shows the switch state of the circuit span. Valid values are:
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CLEAR: No UPSR switch is active. |
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MANUAL: A Manual switch is active on the span. |
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FORCE: A Force switch is active on the span. |
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LOCKOUT_OF_PROTECTION: A protection Lockout is active on the span; traffic cannot be switched to it. |
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Perform UPSR span switching
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(UPSR circuits only) Allows you to initiate a span switch. Valid entries are:
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CLEAR: Clears any UPSR switches that are active on the span. |
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MANUAL: Initiates a Manual switch on the span. |
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FORCE: Initiates a Force switch on the span. |
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LOCKOUT_OF_PROTECTION: Initiates a protection Lockout on the span; traffic cannot be switched to it. |
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Applies the switch or lockout.
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Displays CTC context-sensitive help.
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