Chapter 22 Voice
EMG6726/8726-B10A User’s Guide
227
Figure 151
SIP Call Through Proxy Servers
The following table shows the SIP call progression.
1
User Agent 1
sends a SIP INVITE request to
Proxy 1
. This message is an invitation to
User Agent 2
to
participate in a SIP telephone call.
Proxy 1
sends a response indicating that it is trying to complete the
request.
2
Proxy 1
sends a SIP INVITE request to
Proxy 2
.
Proxy 2
sends a response indicating that it is trying to
complete the request.
3
Proxy 2
sends a SIP INVITE request to
User Agent 2
.
Table 101 SIP Call Progression
UA 1
PROXY 1
PROXY 2
UA 2
Invite
Invite
100 Trying
Invite
100 Trying
180 Ringing
180 Ringing
180 Ringing
200 OK
200 OK
200 OK
ACK
RTP
RTP
BYE
200 OK
DSL
DSL
Содержание EMG6726-B10A
Страница 16: ...16 PART I User s Guide...
Страница 26: ...Chapter 1 Introducing the EMG EMG6726 8726 B10A User s Guide 26 Figure 10 Wall Mounting Example...
Страница 36: ...Chapter 3 Quick Start EMG6726 8726 B10A User s Guide 36 Figure 18 Quick Start Result Summary...
Страница 59: ...59 PART II Technical Reference...
Страница 83: ...Chapter 7 Wireless EMG6726 8726 B10A User s Guide 83 Figure 35 Network Setting Wireless Advanced...
Страница 86: ...Chapter 7 Wireless EMG6726 8726 B10A User s Guide 86 Figure 36 Network Setting Wireless Channel Status...
Страница 141: ...Chapter 10 Quality of Service QoS EMG6726 8726 B10A User s Guide 141 Figure 85 Classification Setup Add Edit...
Страница 211: ...Chapter 22 Voice EMG6726 8726 B10A User s Guide 211 Figure 141 VoIP SIP SIP Account Add new account Edit...
Страница 216: ...Chapter 22 Voice EMG6726 8726 B10A User s Guide 216 Figure 143 VoIP SIP SIP Service Provider Add New Provider Edit...
Страница 279: ...279 PART III Appendices Appendices contain general information Some information may not apply to your device...