Altigen ACM 6.5 Administration Manual page 357

Setting VoIP Codec Profiles
To open a window where you can set or modify codec profiles, click the
Codec
button in the Enterprise Manager toolbar. The following window opens:
Figure 1. Codec profile setting window in Enterprise Manager
Named codec profiles are listed on the left. To create a new profile, click the Add button.
The Add Profile dialog box opens:
MAXCS ACM 6.5 Administration Manual 343