Installation guide

b. Arrange the enabled audio codecs. Select a codec, then click  or  to
change the order. AT&T IP Flexible Reach requires G.729 to be the primary
codec, with G.711u as the secondary codec.
8. Click Apply to save your changes.
The SIP Gateway Registration LED should turn green when the SIP Gateway has
successfully registered to AT&T IP Flexible Reach Service.
4.4 Configuring the Dial Plan
Before configuring the Dial Plan, see “Dial Plan Settings” in the Synapse System
Administrator’s Guide i15 or later available at http://telephones.att.com/synapseguides
.
To configure Synapse Dial Plan settings:
1. In the navigation menu at left, click Dial Plan Settings. The Dial Plan Settings page
appears.
2. Set the Default Routing Priority. Ensure that the AT&T IP Flexible Reach Service SIP
Account that you configured is included in the priority list. You can:
 exclude a trunk by selecting it, then clicking < Remove. You may want to exclude a
trunk if it is being used for a fax line or a door phone line, for example.
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