sip-redirect is a tiny SIP redirect server. It
supports IPv4 and IPv6, but the IPv6 support is
optional. The RFC 3261 was the base for this
simple and very configurable implementation. There
is neither TCP nor multicast support programmed
in.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.