Cisco 501G Administration Manual page 117
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Also See for 501G:
- User manual (93 pages) ,
- Administration manual (311 pages) ,
- Configuration manual (12 pages)
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Configuring Security, Quality, and Network Features
Configuring Voice Codecs
Cisco SPA500 Series and WIP310 IP Phone Administration Guide
Parameter
Preferred Codec
Use Pref Codec
Only
Second Preferred
Codec
Third Preferred
Codec
G729a Enable
G722 Enable
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 (all models)
•
G711a (all models)
•
G726-16 (not supported on WIP310, SPA525G)
•
G726-24 (not supported on WIP310, SPA525G)
•
G726-32
•
G726-40 (not supported on WIP310, SPA525G)
•
G729a
•
G723 (not supported on WIP310, SPA525G)
•
G722 (not supported on WIP310)
See
"Supported Codecs" section on page
Defaults to 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.
Defaults to no.
If the first codec fails, this codec is tried.
Defaults to unspecified.
NOTE
Not applicable to the WIP310.
If the second codec fails, this codec is tried.
Defaults to unspecified.
NOTE
Not applicable to the WIP310.
To enable the use of the G.729a codec at 8 kbps, select yes.
Otherwise, select no.
Defaults to yes.
Enables use of the G.722 codec. Defaults to yes.
NOTE
Not applicable to the WIP310.
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