Voice codecs

Toolpack and TelcoBridges hardware support the following voice codecs. (We have provided links to their equivalent pages on Wikipedia.)

• Universal codecs
  • G.711
  • G.723.1
  • G.726
  • G.729ab

• Wireline codecs
  • G.728
  • G.729eg
  • iLBC
  • T.38

• Wireless codecs
  • AMR
  • GSM-FR / GSM-EFR
  • EVRC / QCELP

TelcoBridges and voice codecs

This table summarizes call capacity per type of codec used.

The * refers to a system containing 16 TMP6400 devices connected via a TMS1600 media switch. Each individual TMP6400 device offers the equivalent calling capacity as the TMG3200 when used in similar conditions.