Sip Proxy Server

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SIP proxy - voip-info.org
I just had a small question regarding SIP proxy server. The thing is i want to build a If I want to configure SIP proxy server for windows or solaris.
www.voip-info.org/wiki/view/SIP+proxy
What is SIP? - Network World
The job of the SIP proxy is to know what "4094" really means: Is that a phone? .Try something different, Virtuozzo, an OS server virtualization solution.
www.networkworld.com/research/2004/0510sipwhat.html
Cisco SIP Proxy Server - Products & Services - Cisco Systems
The Cisco SIP Proxy Server is a call control software package that enables service providers to build scalable, reliable Voice over IP networks today.
www.cisco.com/en/US/products/
Home - OpenSER SIP Server
It is customizable, being able to feature as fast load balancer; SIP server flavours: registrar, location server, proxy server, redirect server;.
www.openser.org/
Eyeball Networks Inc. - SIP Proxy Server
Eyeball Networks - The Eyeball SIP Proxy Server is a standards compliant SIP server with a comprehensive feature set.
www.eyeball.com/products/sip_proxy_server.html
SIP Severs / SIP Tradeshow / SIP Servers
SES combines the standard functions of a SIP proxy/registrar server with SIP Cisco's SIP Proxy Server, Cisco SIP phones and Integrated Access devices.
www.sipcenter.com/sip.nsf/html/SIP+Servers
About SIP Express Router | iptel.org
It can act as SIP (RFC 3261) registrar, proxy or redirect server. SER can be configured to serve specialized purposes such as load balancing or SIP.
iptel.org/ser/
About SIP Express Router | iptel.org
It can act as SIP (RFC 3261) registrar, proxy or redirect server. SER can be configured to serve specialized purposes such as load balancing or SIP.
www.iptel.org/ser/
Cisco SIP Proxy Server
Cisco SIP Proxy Server Administrator Guide · Cisco SIP Proxy Server Installation Guide · RADIUS Interface for Cisco SPS · Cisco SIP Proxy Server Release.
www.cisco.com/univercd/
The partysip SIP proxy server
SIP proxy server. It can operate as registrar server, redirect server and stateful proxy server. SIP is an open standard (IETF) replacement for H323.
www.nongnu.org/partysip/