Chapter 2. Introducing OpenSIPS

This chapter will help you understand OpenSIPS. The most important thing is to clarify what OpenSIPS is in relation to the SIP ecosystem: what OpenSIPS is good for, what OpenSIPS can do, what it cannot do, and where OpenSIPS can be the answer for you. This overview is to be followed by a description of the OpenSIPS design. It is essential to fully understand OpenSIPS—from the outside and inside perspectives—before using it.

In this chapter, we will cover the following topics:

  • What OpenSIPS is
  • How to get the knowledge about OpenSIPS
  • When to use OpenSIPS and the different usage scenarios
  • What the OpenSIPS internal design and structure is

Understanding OpenSIPS

OpenSIPS is an open source, GPLed, multipurpose SIP server that ...

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