Datasheet

CHAPTER 4
Coding profile commands
30 Vpacket 5100/6100 Series H.323 Telephony
Warning. Other coding commands are available in the CLI help, but any changes
made using other commands are not recommended and could adversely affect the
performance of the 5100/6100 VDR.
Caution. Before using any coding commands, Vpacket strongly recommends that
you prepare a backup configuration of your installation as you have benchmarked it.
Assigning codecs to coding profiles
You can specify the codec type for a coding profile by issuing the set coding command.
Syntax: set coding [prof_id] coding_type [tx|rx] <codec type>
Argument: [tx|rx] <codec type>
Range: Refer to Table 4-2.
Table 4-2. Codec types
Codec Type/parameter Description
pcm_mu PCM u-Law coding
pcm_a PCM a-Law coding
a16 ADPCM 16kbps coding
a24 ADPCM 24kbps coding
a32 ADPCM 32kbps coding
a40 ADPCM 40kbps coding
g723_53 G.723.1 5.3 kbps coding
g723_63 G.723.1 6.3 kbps coding
g729ab G.729 annex a, annex b 8kbps coding
fax Fax relay
fax_t38 Fax relay in T.38 mode
clear_chan PCM with no other processing (VAD, ECU, etc.)
WARNING
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