This section helps you to understand IngressUse this window to configure ingress-specific call admission control (CAC) configuration for the a specified SIP trunk group.
To View and Edit Cac - Ingress
On SBC main On the
main screen, go
to to Configuration > > System Provisioning > Category > Category: Trunk Provisioning Provisioning >
Trunk Trunk Group > Sip > SIP Trunk Group > Cac > > CAC > Ingress. The Ingress window is displayed.
The Cac - Ingress can be checked for each Address Context, for each Zone, for each Sip Trunk Group created or for all the Address Contexts, Zones and Sip Trunk Groups created. Use the drop-down box boxes to select the desired Address Context, Zone and Sip SIP Trunk Group.
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| 0 | Figure |
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| 1 | Sip Trunk Group - Cac Ingress Main Fields |
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The The Edit Ingress window is displayed.
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| 0 | Figure |
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| 1 | H323Trunk SIP Trunk Group - Cac CAC Ingress Edit Window |
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Note: An example dialog box is shown here. Refer to the table below for model-specific allowed values. |
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| _Subscribe_CAC_Access_Restriction |
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| _Subscribe_CAC_Access_Restriction |
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Use the following table to configure the options and then click Save.The following fields are displayed:
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| 0 | Table |
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| 1 | CAC - Ingress Parameters |
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Parameter | Description |
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| Call Rate Max | Specifies the value of maximum |
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/second (above the allowed sustained rate) for egress call attempts. SBC 5xx0 / 5400 / SWe - Range: 1-450, or unlimited. |
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(The default value is unlimited.) SBC 7000 - Range: 1-1,350, or unlimited. (The default value is unlimited.) Note: You can set both “callBurstMax” and |
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“CallRateMax” as unlimited; however, if you assign a value to one parameter, the other must also be assigned a value. | | Call Burst Max | Specifies the value of maximum allowed burst |
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(above the allowed sustained rate) for |
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SBC 5xx0/5400 / SWe - Range: 1-900, or unlimited. |
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(The default value is unlimited.) SBC 7000 - Range: 1-2,700, or unlimited. (The default 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. | Register Rate Max | Specifies the maximum sustained ingress rate (registrations per second) of initial SIP registrations allowed. (range: 1-1000, or unlimited. range is 1-3000, or unlimited.) |
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Note: You can set both “registerBurstMax” and “registerRateMax” as unlimited; however, if you assign |
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a value to one parameter, the other must also be assigned a value. | Register Burst Max | Specifies the maximum allowed burst (above the allowed sustained rate) for ingress initial SIP registrations. (range: 1-1000, or unlimited. range is 1-3000, or unlimited) | Call Limit | Specifies the total number of concurrent calls (either ingress or egress) allowed on ingress. The value ranges from 0 to 2147483647 or unlimited (default). | Emergency Oversubscription | Specifies the oversubscription of resources (as a percentage) that is allowed for emergency calls. The value ranges from 0 to 1000 and the default value is 10. |
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The resource oversubscription (expressed as numeric value) allowed for emergency calls. The value ranges from 0 to 40000 |
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of 0. | Subscribe Rate Max | Specifies the maximum sustained ingress rate (subscribes per second) of initial SIP subscribe request. (range: 1-1000, or unlimited. range is 1-3000, or unlimited) | | Subscribe Burst Max | Specifies the maximum allowed burst (above the allowed sustained rate) for ingress initial SIP subscribe request. (range: 1-1000, or unlimited. range is 1-3000, or unlimited) | Other Req Rate Max | Specifies the maximum sustained ingress rate (requests per second) of other out-of-dialog SIP requests. (range: 1-1000, or unlimited. range is 1-3000, or unlimited). | Other Req Burst Max | Specifies the maximum allowed burst (above the allowed sustained rate) for any other ingress out-of-dialog SIP request. (range: 1-1000, or unlimited. range is 1-3000, or unlimited). | | Hpc Oversubscription | Specifies the over-subscription of the resources (in a percentage) that is allowed for HPC calls. When the baseline call limit and bandwidth limits are reached, normal calls are not admitted, but additional HPC calls are allowed up to the configured value percentage. The value ranges from 0 to 100 % and the default value is 10 %. |
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Make the required changes and click Save at the right hand bottom of the panel to save the changes made.