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DBL Technology GoIP - Page 33

DBL Technology GoIP
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GoIP User Manual
http://www.dbltek.com
32
5. G.729AB
(with Silence
Compression
and Voice
Activity
Detection (VAD)
8K ~39K
6. G.723.1 5.3K / 6.4K ~26K / 27K
Note: Time per packet = 30ms is used for all bandwidth calculations. For more
calculations with other conditions, please visit the VoIP Bandwidth Calculator website
http://www.bandcalc.com/.
Place a “tick” mark in the check box enable the corresponding codec. The codecs are
listed in a descending order of priority for codec selection. This means that the top
one in the table will have the highest priority to be selected when establishing a call.
To change the priority, select the desired codec and the click on “UP or “DOWN”
button on the left.
Note: The effective bandwidth for G.729AB is less since less data are transmitted when
there is no voice activity.

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