Appendix B: SIP Overview
511
From: “Roland Wright” <sip:40@pbx.company.com>;tag=1521860827
To: “Rachel Reed” <sip:41@pbx.company.com>;tag=ozac09qwnh
Call-ID: f6f17567@pbx
CSeq: 28593 PRACK
Contact: <sip:41@192.168.0.31:1037;transport=tls;line=zs4m8le
i>;reg-id=1
Content-Length: 0
ACK sip:41@192.168.0.31:1037
;transport=tls;line=zs4m8lei
SIP/2.0
Via: SIP/2.0/TLS 192.168.0.34:5061;branch=z9hG4bK-
6dcf1018159b8e96b7b6d62a758d77fd;rport
From: “Roland Wright” <sip:40@pbx.company.com>;tag=1521860827
To: “Rachel Reed” <sip:41@pbx.company.com>;tag=ozac09qwnh
Call-ID: f6f17567@pbx
CSeq: 28592 ACK
Max-Forwards: 70
Contact: <sip:41@192.168.0.34:5061;transport=tls>
Content-Length: 0
Session Termination
BYE
1
200 OK
2
UAC
UAS
Call Flow
1. Once the caller hangs up, a BYE is sent to the UAS.
2. The UAS receives the request and responds with a 200 Ok.
BYE sip:40@192.168.0.32:2061
;transport=tls;line=i339wesg
SIP/2.0
Summary of Contents for ONE IP
Page 4: ......
Page 19: ...Part I Getting Started...
Page 20: ...Part I Getting Started...
Page 47: ...Part II Administering the System...
Page 48: ...Part II Administering the System...
Page 195: ...Deploying the snom ONE IP Telephone System 526...
Page 223: ......