The SBC 5100, SBC 5110, SBC 5200, and SBC 5210 platforms are no longer supported beginning with the SBC Core 10.0.0R0 release. This release supports SBC 5400/7000/SWe/Cloud Native edition (CNe) platforms. Contact Ribbon Sales for upgrade information. Use this window to configure ingress-specific Call Admission Control (CAC) configuration for a specified SIP trunk group. On the SBC main screen, navigate to Configuration → System Provisioning → Category: Trunk Provisioning → Trunk Group → SIP Trunk Group → CAC → Ingress or Use the drop-down lists to select an Address Context, Zone, and SIP Trunk Group. SIP Trunk Group - Ingress CAC Window SIP subscription CAC limits are not applied to SUBSCRIBE requests from registered users in access deployments. Use the following table to configure and then click Save. CAC - Ingress Parameters Parameter Description unlimited or Specifies the maximum allowed sustained calls/second value for ingress call attempts. The default value is unlimited. Note: You can set both Call Burst Max and Call Rate Max as unlimited; however, if you assign a value to one parameter, the other must also be assigned a value. unlimited or Specifies the value of the maximum allowed burst (above the allowed sustained rate) for ingress call attempts in calls/second. The default value is unlimited. Note: You can set both Call Burst Max and Call Rate Max as unlimited; however, if you assign a value to one parameter, the other must also be assigned a value. Register Rate Max unlimited or Specifies the maximum allowed sustained ingress rate (registrations per second) for initial SIP registrations. The default value is unlimited. Register Burst Max unlimited or Specifies the maximum allowed ingress burst (above the allowed sustained rate) for initial SIP registrations. The default value is unlimited. Call Limit unlimited or 0-2147483647 Specifies the total number of concurrent calls (either ingress or egress) allowed on ingress. The default is unlimited. Emergency Oversubscription Specifies the oversubscription of resources (as a percentage) that is allowed for emergency calls. The default value is 10. Extended Emergency IP Limit The resource oversubscription (expressed as a numeric value) allowed for emergency calls. The default value is 0. Subscribe Rate Max unlimited or unlimited or Other Req Rate Max unlimited or Specifies the maximum sustained ingress rate (requests per second) of other out-of-dialog SIP requests. The default value is unlimited. Other Req Burst Max unlimited or Specifies the maximum allowed burst (above the allowed sustained rate) for any other ingress out-of-dialog SIP request. The default value is unlimited. Specifies the oversubscription of the resources (in a percentage) 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 default value is 10.
IMPORTANT
All → Address Context → Zone → SIP Trunk Group → CAC > Ingress.
Note
Length/Range Call Rate Max Call Burst Max 0-1000 0-40000 Specifies the maximum sustained ingress rate (subscribes per second) of the initial SIP subscribe request. The default value is unlimited. Subscribe Burst Max Specifies the maximum allowed burst (above the allowed sustained rate) for ingress initial SIP subscribe request. The default value is unlimited. Hpc Oversubscription 0-100
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