- Digium, Inc. (Primary Developer of Asterisk)
- TC400B - The TC400B is a half-length, low-profile PCI 2.2-compliant card for transforming complex VoIP codecs (G.729) into simple codecs.
- ALSA
http://www.alsa-project.org
- Any ALSA compatible full-duplex sound card
- OSS
http://www.opensound.com
- Any OSS compatible full-duplex sound card
lmadsen
2011-06-24
