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Overload Control Options

Never Retry

The SLB introduces a Peer Overload Control functionality. A configurable "neverRetry" option is provided in the system > SLB configuration for regular calls rejected due to congestion. Depending on the Global Utilization, the "neverRetry" flag decision to retry the call, a drop, or 503 relay is made.

On the SBC Main screen go to All > System > Slb > Overload Control Options.


Utilization Override

The SBC provides the Utilization Override option to override the weight of the SBC on the SLB.

Figure 2: Overload Control Options - Utilization Override


ParameterLength/RangeDescription
Never Retry

N/A

Use this option to determine the Peer Overload Control mechanism for the SLB traffic towards the SBCs.

  • Disabled (default)
  • Enabled
Utilization Override0-100

The Utilization value configured on the SBC to override the weight of the SBC on the SLB. 

  • Disabled (default)
  • Enter value in the range of 0-100.