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10.2 Voice
10.2.1 Select Codec
Codec refers to a way for UIP312 to compress voice data. Codecs supported by UIP312 are
G.711, G.723.1 and G.729.A.
Because different codec setting might affect the voice quality of the phone, consult with your
administrator when changing the setting.
1. On the Setup menu screen, select Voice.
Note: Since Voice menu is protected by administrator password, if your UIP312 has the
administrator password set you will be asked to enter the password.
2. Select Codec.
3. To manually select the Codec, select the
desired G.711frame size between 10ms
and 30ms and G.723,1,G.729A by using
the arrow keys.
.
Note: Default Codec refers to the set of G.711 10ms, G.711 20ms, G.711 30ms, G.723.1
and G.729A that are available for use.
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