HP-UX C SIP Stack Programmer's Guide (February 2008)

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Session Initiation Protocol (SIP)
Introduction 1
SIP Entities 1
User Agent 2
Proxy Server 2
Redirect Server 2
Registrar 2
B2BUA 2
Messages 2
Message Types 2
Message Parts 5
Message Samples 6
Entity Interaction 9
Session Establishment and Termination 9
Call Redirection 10
Call Proxying 12
SIP Stack
Introduction 15
TOOLKIT COMPONENTS 15
SIP Stack Architecture 17
Stack Manager Layer 17
User Agent layer 17
Transaction Layer 18
Transport Layer 18
Message Layer 18
SIP Stack Objects 19
CONTENTS