Allo.com CT200E Gebruikershandleiding - Pagina 9

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Transcoding Card CT200E - User Manual

Testing

After installing the codec_allotc.so module, you can check the codecs which
you have enabled in the configuration. As shown in following command.
*CLI> core show translation
Translation times between formats (in microseconds) for one second of data
Source Format (Rows) Destination Format (Columns)
g723
gsm
ulaw
g723
-
4001
gsm
3000
-
3000
ulaw
1
4001
alaw
1
4000
g726aal2
-
-
adpcm
-
-
slin
1001
2000
1001
lpc10
-
-
g729
1
4001
speex
-
-
ilbc
-
-
g726
-
-
g722
-
-
slin16
-
-

Limitations

Allo.com transcoding card comes with some of limitations, which are listed
below;
1. G711 a/u law codec transcoding will be done for max 50ms of latency.
2. You might be expressing some delay if the other codec has 60ms or
greater latency.
Version: 1.0
alaw g726aal2 adpcm
2
1
-
-
2999
-
-
-
1
-
-
1
-
-
-
-
-
-
-
-
-
-
-
1000
-
-
-
-
-
-
1
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
slin lpc10
g729 speex
2001
-
1
-
1999
-
3000
-
2001
-
1
-
2000
-
1
-
-
-
-
-
-
-
-
-
-
-
1001
-
-
-
-
-
2001
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
ilbc
g726
g722 slin16
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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Page 8