Ringing multiple endpoints simultaneously
Ringing multiple endpoints sequentially (simple failover)
Advanced multiple endpoint calling with enterprise originate
Manipulating To: headers on registered endpoints to reflect DID numbers
Connecting Telephones and Service Providers
Configuring a SIP phone to register with FreeSWITCH
Connecting audio devices with PortAudio
Using FreeSWITCH as a softphone
Processing Call Detail Records
Inserting CDRs into a backend database
Using a web server to handle XML CDRs
Using the event socket to handle CDRs
Getting familiar with the fs_cli interface
Setting up the event socket library
Establishing an inbound event socket connection
Establishing an outbound event socket connection
Using fs_ivrd to manage outbound connections
Launching a call with an inbound event socket connection
Using the ESL connection object for call control
Using the built-in web interface
Using phrase macros to build sound prompts