HP-UX C SIP Stack Programmer's Guide (Novembery 2007)

138 HP-UX C SIP Stack Programmer’s Guide
Register-Client State Machine
BASIC STATE MACHINE
Figure 8-1 Register-Client State Machine
ADVANCED REGISTER-
C
LIENT STATES
The register-client associates with the advanced states described below.
1xx Rcvd
TERMINATED
UNAUTHENTICATED
REDIRECTED
FAILED
IDLE
REGISTERED
4xx, 5xx, 6xx Recvd
(request failure)
(server failure)
(global failure)
timeout Recvd
REGISTERING
Authenticate() /
authenicated
REGISTER sent
(user request)
401, 407 Recvd
(Unauthenticated)
Terminate()
Terminate()
Register() /
REGISTER sent
(User request)
3xxRecvd
(redirected)
Register()/
REGISTER sent
(User request)
Register()/
REGISTER sent
(user request)
2xx Recvd
(success)