Voice codecs

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TelcoBridges products support the following voice codecs. It is important to note that call [[Channels per codec|channel capacity]] available per [[VoIP]] processor module depends on the codec being used.  
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TelcoBridges products support the following voice codecs.
  
 +
== Supported codecs ==
 
<br>  
 
<br>  
  
 
*'''Universal codecs'''  
 
*'''Universal codecs'''  
−
**[http://en.wikipedia.org/wiki/G.711 G.711]  
+
**[http://en.wikipedia.org/wiki/G.711 G.711] - Supported packet durations: 20,30,40,50 and 60 msec
−
**[http://en.wikipedia.org/wiki/G.723.1 G.723.1]  
+
**[http://en.wikipedia.org/wiki/G.723.1 G.723.1] - Supported packet durations: 30,60 and 90 msec
−
**[http://en.wikipedia.org/wiki/G.726 G.726]  
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**[http://en.wikipedia.org/wiki/G.726 G.726] - Supported packet durations: 20,30,40,50 and 60 msec
−
**[http://en.wikipedia.org/wiki/G.729 G.729ab]
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**[http://en.wikipedia.org/wiki/G.729 G.729a/ab] - Supported packet durations: 20,30,40,50,60,70 and 80 msec
 +
**[[Clearmode]] ([http://tools.ietf.org/html/rfc4040 rfc4040]) - Supported packet durations: 5,10,20,30,40,50,60 msec
 +
**[http://en.wikipedia.org/wiki/T.38 T.38]
  
 +
*'''Other codecs'''
 +
**[http://en.wikipedia.org/wiki/G.722 G.722] - Supported packet durations: 5,10,20,30,40,50 and 60 msec
 +
**[http://en.wikipedia.org/wiki/G.728 G.728] - Supported packet durations: 20,30,40,50 and 60 msec
 +
**[http://en.wikipedia.org/wiki/G.729 G.729eg] - Supported packet durations: 20,30,40,50,60,70 and 80 msec
 +
**[http://en.wikipedia.org/wiki/Internet_Low_Bit_Rate_Codec iLBC] - Supported packet durations: [13kbps] 30 and 60 msec, [15kpbs] 20 and 40 msec
 +
 +
*'''Wireless codecs''' '''<sup>1</sup>'''
 +
**[http://en.wikipedia.org/wiki/Adaptive_multi-rate_compression AMR] - Supported packet durations: 20,40,60 and 80 msec
 +
**[http://en.wikipedia.org/wiki/Full_Rate GSM-FR] - Supported packet durations: 20 and 30 msec
 +
**[http://en.wikipedia.org/wiki/Enhanced_Full_Rate GSM-EFR] - Supported packet durations: 20,40 and 60 msec
 +
**[http://en.wikipedia.org/wiki/EVRC EVRC] - Supported packet durations: 20,40 and 60 msec
 +
**[http://en.wikipedia.org/wiki/QCELP QCELP] - Supported packet durations:  20,40 and 60 msec
 +
**[[G.722.2 (AMR-WB)]] - Supported packet durations: 20,40,60 and 80 msec
 +
<br/>
 +
 +
== TMG media gateways codec capacity ==
 +
<br/>
 +
{| cellpadding="5" border="1" class="wikitable" style="text-align: center"
 +
|-
 +
! width="40" rowspan="2" | Media Gateway
 +
! width="400" colspan="6" | Universal codecs
 +
! width="240" colspan="4" | Other codecs
 +
! width="320" colspan="4" | Wireless codecs'''<sup>1</sup>'''
 +
|-
 +
! width="80" | G.711
 +
! width="80" | G.723.1
 +
! width="80" | G.726
 +
! width="80" | G.729ab
 +
! width="80" | T.38
 +
! width="80" | clearmode (rfc4040)
 +
! width="80" | G.722
 +
! width="80" | G.728
 +
! width="80" | G.729eg
 +
! width="80" | iLBC
 +
! width="80" | AMR
 +
! width="80" | AMR-WB
 +
! width="80" | GSM-FR/GSM-EFR
 +
! width="80" | EVRC/QCELP
 +
|-
 +
| TMG800
 +
| 512 || 508 || 512 || 512 || 508 || 512 || 236 || 232 || 256 || 300 || 364 || 236 || 428 || 380
 +
|-
 +
| TMG3200-TE16 TMG7800-TE16
 +
| 512 || 508 || 512 || 512 || 508 || 512 || 236 || 232 || 256 || 300 || 364 || 236 || 428 || 380
 +
|-
 +
| TMG3200-TE32 TMG7800-TE32
 +
| 1024 || 1016 || 1024 || 1024 || 1016 || 1024|| 472 || 464 || 512 || 600 || 728 || 472 || 856 || 760
 +
|-
 +
| TMG3200-TE48 TMG7800-TE48
 +
| 1536 || 1524 || 1536 || 1536 || 1524 || 1536 || 708 || 696 || 768 || 900 || 1092 || 708 || 1284 || 1140
 +
|-
 +
| TMG3200-TE64 TMG7800-TE64 TMG3200-STM1 TMG7800-STM1
 +
| 2048 || 2032 || 2048 || 2048 || 2032 || 2048 || 944 || 928 || 1024 || 1200 || 1456 || 944 || 1712 || 1520
 +
|}
 +
 +
== Tdev development platform ==
 +
 +
=== TMP6400 Codec density ===
 +
Codec density is comprised of two modes:
 +
*Mixed Mode
 +
*Fixed Mode
 
<br>  
 
<br>  
  
−
*'''Wireline codecs'''  
+
==== Mixed Mode ====
−
**[http://en.wikipedia.org/wiki/G.728 G.728]
+
 
−
**[http://en.wikipedia.org/wiki/G.729 G.729eg]
+
The following densities are achieved when a codec mix is dynamically negotiated.
−
**[http://en.wikipedia.org/wiki/Internet_Low_Bit_Rate_Codec iLBC]
+
{| cellpadding="5" border="1" class="wikitable" style="text-align: center"
−
**[http://en.wikipedia.org/wiki/T.38 T.38]
+
|-
 +
! width="150" rowspan="2" | Type of
 +
VoIP mezzanine
 +
! width="400" colspan="5" | Universal codecs
 +
! width="240" colspan="4" | Other codecs
 +
! width="320" colspan="4" | Wireless codecs'''<sup>1</sup>'''  
 +
|-
 +
! width="80" | G.711
 +
! width="80" | G.723.1
 +
! width="80" | G.726
 +
! width="80" | G.729ab
 +
! width="80" | T.38
 +
! width="80" | G.722
 +
! width="80" | G.728
 +
! width="80" | G.729eg
 +
! width="80" | iLBC
 +
! width="80" | AMR
 +
! width="80" | AMR-WB
 +
! width="80" | GSM-FR/GSM-EFR
 +
! width="80" | EVRC/QCELP
 +
|-
 +
| TM-VOIP-1
 +
| 341
 +
| 127
 +
| 169
 +
| 154
 +
| 127
 +
| 59
 +
| 58
 +
| 64
 +
| 75
 +
| 91
 +
| 59
 +
| 107
 +
| 95
 +
|-
 +
| TM-VOIP-2
 +
| 682
 +
| 254
 +
| 338
 +
| 308
 +
| 254
 +
| 118
 +
| 116
 +
| 128
 +
| 150
 +
| 182
 +
| 118
 +
| 214
 +
| 190
 +
|-
 +
| TM-VOIP-3
 +
| 1023
 +
| 381
 +
| 507
 +
| 462
 +
| 381
 +
| 177
 +
| 174
 +
| 192
 +
| 225
 +
| 273
 +
| 177
 +
| 321
 +
| 285
 +
|-
 +
| TM-VOIP-4
 +
| 1364
 +
| 508
 +
| 676
 +
| 616
 +
| 508
 +
| 236
 +
| 232
 +
| 256
 +
| 300
 +
| 364
 +
| 236
 +
| 428
 +
| 380
 +
|}
 +
 
 +
==== Fixed mode ====
 +
 
 +
The following densities are achieved when a codec mix is predefined.
 +
{| cellpadding="5" border="1" class="wikitable"  style="text-align: center"
 +
|-
 +
! width="150" rowspan="2" | Type of
 +
VoIP mezzanine
 +
! width="400" colspan="5" | Universal codecs
 +
! width="240" colspan="4" | Other codecs
 +
! width="320" colspan="4" | Wireless codecs'''<sup>1</sup>'''
 +
|-
 +
! width="80" | G.711
 +
! width="80" | G.723.1
 +
! width="80" | G.726
 +
! width="80" | G.729ab
 +
! width="80" | T.38
 +
! width="80" | G.722
 +
! width="80" | G.728
 +
! width="80" | G.729eg
 +
! width="80" | iLBC
 +
! width="80" | AMR
 +
! width="80" | AMR-WB
 +
! width="80" | GSM-FR/GSM-EFR
 +
! width="80" | EVRC/QCELP
 +
|-
 +
| TM-VOIP-1
 +
| 404
 +
| 128
 +
| 200
 +
| 168
 +
| 128
 +
| 60
 +
| 66
 +
| 72
 +
| 84
 +
| 102
 +
| 60
 +
| 120
 +
| 96
 +
|-
 +
| TM-VOIP-2
 +
| 808
 +
| 256
 +
| 400
 +
| 336
 +
| 256
 +
| 120
 +
| 132
 +
| 144
 +
| 168
 +
| 204
 +
| 120
 +
| 240
 +
| 192
 +
|-
 +
| TM-VOIP-3
 +
| 1212
 +
| 384
 +
| 600
 +
| 504
 +
| 384
 +
| 180
 +
| 198
 +
| 216
 +
| 252
 +
| 306
 +
| 180
 +
| 360
 +
| 288
 +
|-
 +
| TM-VOIP-4
 +
| 1616
 +
| 512
 +
| 800
 +
| 672
 +
| 512
 +
| 240
 +
| 264
 +
| 288
 +
| 336
 +
| 408
 +
| 240
 +
| 480
 +
| 384
 +
|}
 +
 
  
−
[[Klm2|KLM2]]<br>
 
  
−
*'''Wireless codecs'''  
+
['''1'''] May require additional licenses
−
**[http://en.wikipedia.org/wiki/Adaptive_multi-rate_compression AMR]
+
−
**[http://en.wikipedia.org/wiki/Full_Rate GSM-FR] / [http://en.wikipedia.org/wiki/Enhanced_Full_Rate GSM-EFR]
+
−
**[http://en.wikipedia.org/wiki/EVRC EVRC] / [http://en.wikipedia.org/wiki/QCELP QCELP]
+
  
−
[[Category:Glossary]] [[Category:Tmedia_Features|Voice Codecs]] [[Category:Tdev_Features|Voice Codecs]]
+
[[Category:Glossary]]
 +
[[Category:Tmedia_Features|Voice Codecs]]
 +
[[Category:Tdev_Features|Voice Codecs]]
 +
[[Category:Revise on Major]]

Latest revision as of 16:24, 20 February 2020

TelcoBridges products support the following voice codecs.

Contents

Supported codecs


  • Universal codecs
    • G.711 - Supported packet durations: 20,30,40,50 and 60 msec
    • G.723.1 - Supported packet durations: 30,60 and 90 msec
    • G.726 - Supported packet durations: 20,30,40,50 and 60 msec
    • G.729a/ab - Supported packet durations: 20,30,40,50,60,70 and 80 msec
    • Clearmode (rfc4040) - Supported packet durations: 5,10,20,30,40,50,60 msec
    • T.38
  • Other codecs
    • G.722 - Supported packet durations: 5,10,20,30,40,50 and 60 msec
    • G.728 - Supported packet durations: 20,30,40,50 and 60 msec
    • G.729eg - Supported packet durations: 20,30,40,50,60,70 and 80 msec
    • iLBC - Supported packet durations: [13kbps] 30 and 60 msec, [15kpbs] 20 and 40 msec
  • Wireless codecs 1
    • AMR - Supported packet durations: 20,40,60 and 80 msec
    • GSM-FR - Supported packet durations: 20 and 30 msec
    • GSM-EFR - Supported packet durations: 20,40 and 60 msec
    • EVRC - Supported packet durations: 20,40 and 60 msec
    • QCELP - Supported packet durations: 20,40 and 60 msec
    • G.722.2 (AMR-WB) - Supported packet durations: 20,40,60 and 80 msec


TMG media gateways codec capacity


Media Gateway Universal codecs Other codecs Wireless codecs1
G.711 G.723.1 G.726 G.729ab T.38 clearmode (rfc4040) G.722 G.728 G.729eg iLBC AMR AMR-WB GSM-FR/GSM-EFR EVRC/QCELP
TMG800 512 508 512 512 508 512 236 232 256 300 364 236 428 380
TMG3200-TE16 TMG7800-TE16 512 508 512 512 508 512 236 232 256 300 364 236 428 380
TMG3200-TE32 TMG7800-TE32 1024 1016 1024 1024 1016 1024 472 464 512 600 728 472 856 760
TMG3200-TE48 TMG7800-TE48 1536 1524 1536 1536 1524 1536 708 696 768 900 1092 708 1284 1140
TMG3200-TE64 TMG7800-TE64 TMG3200-STM1 TMG7800-STM1 2048 2032 2048 2048 2032 2048 944 928 1024 1200 1456 944 1712 1520

Tdev development platform

TMP6400 Codec density

Codec density is comprised of two modes:

  • Mixed Mode
  • Fixed Mode


Mixed Mode

The following densities are achieved when a codec mix is dynamically negotiated.

Type of

VoIP mezzanine

Universal codecs Other codecs Wireless codecs1
G.711 G.723.1 G.726 G.729ab T.38 G.722 G.728 G.729eg iLBC AMR AMR-WB GSM-FR/GSM-EFR EVRC/QCELP
TM-VOIP-1 341 127 169 154 127 59 58 64 75 91 59 107 95
TM-VOIP-2 682 254 338 308 254 118 116 128 150 182 118 214 190
TM-VOIP-3 1023 381 507 462 381 177 174 192 225 273 177 321 285
TM-VOIP-4 1364 508 676 616 508 236 232 256 300 364 236 428 380

Fixed mode

The following densities are achieved when a codec mix is predefined.

Type of

VoIP mezzanine

Universal codecs Other codecs Wireless codecs1
G.711 G.723.1 G.726 G.729ab T.38 G.722 G.728 G.729eg iLBC AMR AMR-WB GSM-FR/GSM-EFR EVRC/QCELP
TM-VOIP-1 404 128 200 168 128 60 66 72 84 102 60 120 96
TM-VOIP-2 808 256 400 336 256 120 132 144 168 204 120 240 192
TM-VOIP-3 1212 384 600 504 384 180 198 216 252 306 180 360 288
TM-VOIP-4 1616 512 800 672 512 240 264 288 336 408 240 480 384


[1] May require additional licenses

Retrieved from "https://docs.telcobridges.com/mediawiki/index.php?title=Voice_codecs&oldid=28082"
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