SIP

The Session Initiation Protocol, the current underpinning of standard .

Standards Documents:

Packages:

Stacks and Libraries

Proxies

Clients (more)

Presence:

Full-Blown Implementations/Servers

Tools

  • playSIP - a session recorder.
  • callflow - a set of tools that use to generate call flow diagrams
  • SIPp - a free load generation tool

Dirty Tricks:

  • Getting the Dial Pad in Messenger:

Set the following DWORD Registry key to 1:

In 4.7:
HKEY_CURRENT_USER\Software\Microsoft\MessengerService\CorpPC2PHone
In 5.1:
HKEY_CURRENT_USER\Software\Policies\Microsoft\Messenger\Client\CorpPC2PHone

Resources