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This section helps you to understand Egress-specific call admission control configuration for the SIP trunk group.

To View and Edit

...

CAC - Egress

On SBC main the

Spacevars
0product
 main screen, go to Configuration > System Provisioning > Category: Trunk Provisioning > Trunk Group > Sip SIP Trunk Group > Cac CAC > Egress. The Egress window is displayed.

The Cac CAC - Egress can be checked for each Address Context, for each Zone, for each Sip SIP Trunk Group created or for all the Address Contexts, Zones and Sip SIP Trunk Groups created. Use the drop-down box to select the desired Address Context, Zone and Sip SIP Trunk Group.

Caption
0Figure
1Sip SIP Trunk Group - Cac CAC Egress Main Fields
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The Edit Egress window is displayed.

Caption
0Figure
1H323Trunk SIP Trunk Group - Cac CAC Egress Edit Window
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...

 

The following fields are displayed:

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Parameter

Description

Call Rate Max

Specifies the maximum sustained egress call rate allowed in calls per second. (range: 1-200, or unlimited. (range: 1-450, or unlimited.

Spacevars
0series2
range is 1-1350, or 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

Specifies the maximum allowed burst size (above the allowed sustained rate) for egress call attempts, in calls per second. (range: 1-900, or unlimited.
Spacevars
0series2
range is 1-2700, or unlimited).

Register Rate Max

Specifies the maximum sustained egress rate (registrations per second) of initial SIP registrations allowed. (range: 1-1000, or unlimited.

Spacevars
0series2
range is 1-3000, or unlimited).

Note

You can set both “registerBurstMax” and “registerRateMax” as unlimited; however, if you assign 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 egress initial SIP registrations. (range: 1-1000, or unlimited.

Spacevars
0series2
range is 1-3000, or unlimited).

Call Limit

Specifies the total number of concurrent calls (either ingress or egress) allowed on egress. 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.

Entended Emergency Ip IP Limit

Specifies the maximum sustained egress rate (registrations per second) of initial SIP registrations allowed. The value ranges from 0 to 40000 and the default value is 0.

Subscribe Rate Max

Specifies the maximum sustained egress rate (subscribes per second) of initial SIP subscribe request. (range: 1-1000, or unlimited.
Spacevars
0series2
range is 1-3000, or unlimited).
Subscribe Burst MaxSpecifies the maximum allowed burst (above the allowed sustained rate) for egress initial SIP subscribe request. (range: 1-1000, or unlimited.
Spacevars
0series2
range is 1-3000, or unlimited) .

Other Req Rate Max

Specifies the maximum sustained egress rate (requests per second) of other out-of-dialog SIP requests. (range: 1-1000, or unlimited.

Spacevars
0series2
range is 1-3000, or unlimited).

Other Req Burst Max

Specifies the maximum allowed burst (above the allowed sustained rate) for any other egress out-of-dialog SIP request. (range: 1-1000, or unlimited.

Spacevars
0series2
range is 1-3000, or unlimited).

Hpc OversubscriptionSpecifies 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 %.

Make the required changes and click Save at the right hand bottom of the panel to save the changes made.

 

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