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    DOL Thresholds

    DOL OSC Power and Optical Backreflection Alarm Thresholds

    Table 1: ROADM2 OSC Power Alarm Thresholds (all Values in DBm)

    Threshold

    Client Input

    Client Output

    L1

    OPT

    OPR

    Hardware min.

    -22.0

    -13.0

    -22.2

    -43.0

    Loss of Light raise

    -21.0

    -42.0

    Loss of Light clear

    -20.0

    -41.0

    Hardware max.

    0.0

    0.0

    7.0

    6.0

    Table 2: ILA OSC Power Alarm Thresholds (all Values in DBm)

    Threshold

    Client Input

    Client Output

    L1

    OPT

    OPR

    Hardware min.

    -22.0

    -13.0

    -22.2

    -43.0

    Loss of Light raise

    -21.0

    -42.0

    Loss of Light clear

    -20.0

    -41.0

    Hardware max.

    0.0

    0.0

    7.0

    6.0

    Table 3: Default OSC Back-Reflection Ratio Threshold Values (obrHt Alarm)

    Threshold

    Bin

    Parameters

    Values

    Status

    Range

    Default

    alarmHigh

    UnTimed1

    RaiseValue

    -37 to -6

    -18 dB

    Enabled

    ClearValue

    -37 to -6

    -19 dB

    alarmLow

    warningAlert

    1 Only the unTimed bin is supported.

    DOL OMS Power Alarm Thresholds

    Table 4: ROADM2 OMS Power Alarm Thresholds (all Values in DBm)

    Threshold

    Client Input

    Client Output

    L1

    Add-Drop

    Pass-Thru

    OPT

    OPR

    OPR + PRE

    Hardware min.

    -18.0

    -18.0

    -8.5

    -21.8

    -29.0

    -39.0

    Loss of Light raise

    -17.0

    -8.8

    -28.0

    -38.0

    Loss of Light clear

    -16.0

    -7.8

    -27.0

    -37.0

    Power Out of Specification Low raise

    -14.0

    -6.8

    -26.0

    -36.0

    Power Out of Specification Low clear

    -13.5

    -6.3

    -25.5

    -35.5

    Hardware max.

    23.0

    23.0

    23.0

    23.3

    14.4

    3.4

    Table 5: ILA OMS Power Alarm Thresholds (all Values in DBm)

    Threshold

    Client Input

    Client Output

    L1

    Pass-Thru

    OPT

    OPR

    OPR + PRE

    Hardware min.

    -8.3

    -4.3

    -21.8

    -29.0

    -39.0

    Loss of Light raise

    -7.3

    -28.0

    -38.0

    Loss of Light clear

    -6.3

    -27.0

    -37.0

    Power Out of Specification Low raise

    -4.3

    -26.0

    -36.0

    Power Out of Specification Low clear

    -3.8

    -25.5

    -35.5

    Hardware max.

    25.1

    25.1

    23.3

    -14.4

    3.4

    DOL OCH Power Alarm Thresholds

    Table 6: ROADM2 50 GHz OCH Optical-power Alarm Thresholds (all Values in DBm)

    Threshold

    Client Input

    Client Output

    PostAmp IN (Internal)

    L1

    OPT

    OPR

    Hardware min.

    -20.3

    -14.5

    -27.0

    Alarm state set from PostAmp IN

    Not supported

    Loss of Light raise

    -16.6

    -10.8

    -23.3

    Loss of Light clear

    -15.5

    -9.7

    -22.2

    Power Out of Specification Low raise

    -13.6

    -7.8

    -20.3

    Power Out of Specification Low clear

    -13.0

    -7.2

    -19.7

    Power Out of Specification High raise

    5.1

    5.1

    -13.3

    Power Out of Specification High clear

    5.7

    5.7

    -12.8

    Hardware max.

    17.2

    17.2

    -1.2

    DOL Port Power Alarm Thresholds

    Table 7: ROADM2 PRE Port-power Alarm Thresholds (all Values in DBm)

    Threshold

    Mainboard PRE Port

    CFP2 PRE Port

    Input

    Output

    Input

    Output

    Hardware min.

    -29.0

    -41.0

    -40.0

    -19.0

    Loss of Light raise

    -21.0

    -40.0

    Loss of Light clear

    -20.0

    -39.0

    Power Out of Specification, Low raise

    -18.0

    -38.5

    Power Out of Specification, Low clear

    -17.5

    -38.0

    Hardware max.

    15.6

    4.6

    4.0

    19.0

    Table 8: ILA PRE Port-power Alarm Thresholds (all Values in DBm)

    Threshold

    Mainboard PRE Port

    CFP2 PRE Port

    Input

    Output

    Input

    Output

    Hardware min.

    -29.0

    -41.0

    -40.0

    -19.0

    Loss of Light raise

    -21.0

    -40.0

    Loss of Light clear

    -20.0

    -39.0

    Power Out of Specification Low raise

    -18.0

    -38.5

    Power Out of Specification Low clear

    -17.5

    -38.0

    Hardware max.

    15.6

    4.6

    4.0

    19.0

    DOL Rx-loss Alarm Thresholds

    Table 9: ROADM2 Rx-loss Alarm Thresholds (all Values in DB)

    Threshold

    Client (to Client or MD03)

    Line

    with PRE

    without PRE for NDSF

    without PRE for NZDSF

    LoSpecRx raise

    5.2

    33.2

    23.2

    19.7

    LoSpecRx clear

    5.0

    33.0

    23.0

    19.5

    Table 10: ILA Rx-loss Alarm Thresholds (all Values in DB)

    Threshold

    Client (to Client)

    Line

    with PRE

    without PRE for NDSF

    without PRE for NZDSF

    LoSpecRx raise

    2.2

    33.2

    23.2

    19.7

    LoSpecRx clear

    2.0

    33.0

    23.0

    19.5

    Modified: 2017-10-24