Voice codecs

TelcoBridges products support the following voice codecs. It is important to note that call channel capacity available per VoIP processor module depends on the codec being used.

• 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
  • T.38

• Wireline codecs
  • 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 and40 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 and80 msec

[1] May require additional licenses