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  1. Use this object to configure various metrics/parameters related to Call Admission Controls on the egress leg.

    On the SBC main screen, navigate

to

  1. to All

>

  1.  > Address Context

>

  1.  > Zone

>

  1.  > Gw Trunk Group > CAC

>

  1.  > Egress.The

    1. The Egress

    window

    1.  window is displayed.

       

      Caption
      0Figure
      1Gw Trunk Group - CAC Egress - Edit Egress

    Image Removed

    Select

    1. Image Added

      Note: An example dialog box is shown here. Refer to the Table below for model-specific allowed values (blue font in the example) for Call Rate Max and Call Burst Max.

    2. Select Address Context, Zone
    and
    1.  and Gw Trunk Group
    from
    1.  from their respective drop-down lists.
    The
    1. The Edit
    Egress
    1. Egress window is displayed.
    2. Make necessary changes and
    click
    1. click Save.
    Click
    1. Click Clear
    to
    1.  to cancel the changes.

    The parameters displayed on

the

  1. the Edit Egress

window

  1.  window are:

    Caption
    0Table
    1Edit Egress - Parameter Description Table
    ParameterDescription
    Call LimitTotal number of concurrent calls (0-2147483647, or unlimited), allowed on the egress leg. (default=unlimited)
    Emergency OversubscriptionThe percentage (0-1000) of resource oversubscription allowed for emergency calls. (default=10)
    Hpc OversubscriptionThis parameter specifies the amount of resource over-subscription (0-100), as a percentage, that are allowed for HPC. When the baseline call limit and bandwidth limit are reached, normal calls are not admitted, but additional HPC are allowed up to the configured percentage value. (default=10)
    Call Rate Max

Maximum sustained egress call rate (SBC 5000

  1. Specifies the value of maximum allowed burst in calls/second (above the allowed sustained rate) for egress call attempts.

    SBC 5xx0 / 5400 / SWe - Range: 1-450, or

unlimited;

  1. unlimited. (The default value is unlimited.)

    SBC 7000 - Range: 1-

1350

  1. 1,350, or unlimited

) allowed in calls per second

  1. . (The default

=

  1. value is unlimited.)

    Note: You can set both “callBurstMax” and “CallRateMax” as unlimited; however, if you assign a value to one parameter, the other must also be assigned a value.

    Call Burst Max

Maximum

  1. Specifies the value of maximum allowed burst

size (SBC 5000

  1. (above the allowed sustained rate) for egress call attempts in calls/second. 

    SBC 5xx0/5400 / SWe - Range: 1-900, or

unlimited;

  1. unlimited. (The default value is unlimited.)

    SBC 7000 - Range: 1-

2700

  1. 2,700, or unlimited

) above the allowed sustained rate for egress call attempts, in calls per second

  1. . (The default

=

  1. value is unlimited.)

    Note: You can set both

Call Burst Max and Call Rate Max

  1. “callBurstMax” and “CallRateMax” as unlimited; however, if you assign a value to one parameter, the other must also be assigned a value.

    Info
    titleNote

    Call policing, using Call Rate Max and Call Burst Max, is applicable only to normal and emergency calls, and not to high priority calls (HPC).

 

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