Cisco 7800 Series Administration Manual page 180

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Parameter
Reversed Auth Realm
Audio Configuration
Parameter
Preferred Codec
Use Pref Codec Only
Second Preferred Codec
Third Preferred Codec
G711u Enable
G711a Enable
Cisco IP Phone 7800 Series for Third-Party Call Control Administration Guide
166
Description
The IP address for an authentication realm other than the proxy IP
address. The default value is blank; the proxy IP address is used as the
authentication realm.
The parameter for extension 1 appears as follows in the phone
configuration file:
<Reversed_Auth_Realm_1_ ua="na">
</Reversed_Auth_Realm_1_>
Description
Preferred codec for all calls. (The actual codec used in a call still depends
on the outcome of the codec negotiation protocol.) Select one of the
following:
• G711u
• G711a
• G729a
• G729ab
• G722
• iLBC
• L16
• iSAC
Default: G711u
To use only the preferred codecs for all calls, select Yes. (The call fails
if the far end does not support these codecs.) Otherwise, select No.
Default: No
If the first codec fails, this codec is tried.
Default: Unspecified
If the second codec fails, this codec is tried.
Default: Unspecified
Enables use of the G.711u codec.
Default: Yes
Enables use of the G.711a codec.
Default: Yes