Cisco SPA 501G Administration Manual page 246

Cisco SPA 500 Series and Wireless IP Phone Field Reference
Regional Tab
Cisco SPA 500 Series and WIP310 IP Phone Administration Guide
Parameter
Force G722 Code
Prefer L16 Code
Force L 16 Code
Prefer G723 Code
Force G723 Code
Prefer G726r16 Code
Force G726r16 Code
Description
Makes this codec the only codec that can be used for
the associated call.
Defaults to *02722.
Only one G.722 call at a time is allowed. If a conference
call is placed, a SIP re-invite message is sent to switch
the calls to narrowband audio.
NOTE Not supported on the WIP310.
Makes this codec the only codec that can be used for
the associated call.
Defaults to *01016.
Makes this codec the only codec that can be used for
the associated call.
Defaults to *02016.
Makes this codec the preferred codec for the
associated call.
Defaults to *01723.
NOTE Not applicable to WIP310 or Cisco SPA 525G.
Makes this codec the only codec that can be used for
the associated call.
Defaults to *02723.
NOTE Not applicable to WIP310 or Cisco SPA 525G.
Makes this codec the preferred codec for the
associated call.
Defaults to *0172616.
NOTE Not applicable to WIP310 or Cisco SPA 525G.
Makes this codec the only codec that can be used for
the associated call.
Defaults to *0272616.
NOTE Not applicable to WIP310 or Cisco SPA 525G.
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