Dialogic 6.2 - Manual (Page 214)

November 2009 214
6 - Managing Fax and Voice over IP
Sessions
This chapter describes how to develop applications that use the
internet for fax and voice media.
To establish Internet Protocol (IP) sessions, Dialogic uses the
Session Initiation Protocol (SIP) and the H.323 Protocol.
To manage fax and voice media, Dialogic uses T.38 and RTP
protocols. This chapter has the following sections:
„ Managing Calls Using IP Telephony
„ Failover Based on Telephony Cause Codes
„ Configuring T.38, RTP and IP Call Control Activities
„ Troubleshooting
„ Understanding the SIP Protocol
„ Using Third Party IP Stacks