Codec And Dtmf Settings - Snom 200 Administrator's Manual

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S N O M

Codec and DTMF settings

codec_name
Valid values:
<ulaw>, <alaw>, <gsm>, <g729>
Default:
ulaw
Description:
Name of the preferred codec.
packet_size
Valid values:
<80>, <160>, <240>, <320>
Default:
160
Description:
Packet size in bytes. Affects only ulaw and alaw codecs
(other codecs have fixed packet size). Eighty (10 ms), 160 (20 ms), 240
(30 ms) and 320 (40 ms) bytes are available.
dtmf_type_oob
Valid values:
<on>, <off>, <negotiate>, <lowrate_on>
Default:
lowrate_on
Description:
Options for Out of band DTMF. <on> forces the use of Out
of band DTMF, <off> turns it off. Using the <negotiate> option enables
the phone to use Out of band DTMF if the other party is also supporting
it. <lowrate_on> enables the phone to use Out of band DTMF for low
rate codecs (G729 and GSM).
dtmf_type_ib
Valid values:
<on>, <off>, <negotiate>, <lowrate_off>
Default:
On
Description:
Options for In band DTMF. <on> forces the use of In
band DTMF, <off> turns it off. Using the <negotiate> option enables
the phone to use In band DTMF if the other party is also supporting it.
<lowrate_off> enables the phone to turn off In band DTMF for low rate
codecs (G729 and GSM).
dtmf_payload_type
Valid values:
Integer values, e.g. <100>, <150>.
Default:
101
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