CornfedSIPUA

2009-02-24 – Product Discontinued? Website no longer exists.

The Cornfed SIP User Agent is a Session Initiation Protocol (SIP) based softphone for your IBM-compatible Personal Computer running the Linux operating system. The Cornfed SIP User Agent allows you to make Internet phone calls using an Advanced Linux Sound Architecture (ALSA) or Open Sound System (OSS) sound card with speakers and microphone as your telephone handset.

• Supports SIP (RFC 3261), SDP (RFC 2327), and RTP (RFCs 3550 and 3551)
• Automated detection of Residential Gateways using Network Address Translation (NAT)
• Supports Digest authentications for registrations and outbound INVITEs
• Support for loose proxy routing using Record-Route and Route headers
• Handles forking of outbound INVITEs by proxies
• Supports re-INVITEs for changes to media transport
• Supports G.711 mu-Law and a-Law voice codecs
• Supports RFC 2833 DTMF tone generation
• Supports SIP compact header forms
• Gnome GUI and CLI clients
• Multi-threaded implementation

More information available at Cornfed Systems products webpage.