Monitoring

When deploying one or more FreeSWITCH servers in a production environment, it is essential to set up some monitoring mechanisms. Monitoring is more than a best-practice, it is a must-have to maintain a reliable, highly-available, powerful VoIP softswitch. It is necessary in order to be quick to react in case of critical issues and various emergencies. Setting up monitoring mechanisms is easy to say, but a good question would be 'what should we monitor, and how?' You would probably want to keep an eye on several aspects of a running server, for instance:

• Check if everything is fine at a system level, for example:
  • Is the FreeSWITCH service up and running?
  • Are all the IP ports that are supposed to be listening actually listening?
  • Is my host too loaded or is it just fine?
• Check more specifically if the FreeSWITCH service is sane
• Check very specific aspects of the operation, for example:
  • Does my IVR behave like it should?
  • Are the conference rooms working?
  • Is the voicemail service...