User's Manual 588 Document #: LTRT-89730
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routing rule is located, the device rejects the SIP request with a SIP 480 "Temporarily
Unavailable" response.
Note: The device applies the CAC rule for the incoming leg immediately after the
Classification process. If the call/request is
rejected at this stage, no routing is
performed. The enforcement for the outgoing leg is performed within each alternative
route iteration. This is accessed from two places: one during initial
classification/routing, and another during alternative routing process.
The following procedure describes how to configure CAC rules through the Web interface.
You can also configure it through ini file (SBCAdmissionControl).
 To configure a CAC rule:
1. Open the Admission Control table (Configuration tab > VoIP menu > SBC >
Admission Control).
2. Click Add; the following dialog box appears:
Figure 31-1: Admission Control Table - Add Row Dialog Box
3. Configure an Admission Control rule according to the parameters described in the
table below.
4. Click Add.
Table 31-1: Admission Control Table Parameter Description
Parameter Description
Index
[SBCAdmissionControl_I
ndex]
Defines an index number for the new table row.
Note: Each row must be configured with a unique index.
Name
Defines an arbitrary name to easily identify the row.
The valid value is a string of up to 20 characters. By default, no value is