tech-invite: illustration of rfc3666 sip pstn call flows ... · title: tech-invite: illustration of...
TRANSCRIPT
RFC 3666SIP PSTN Call Flows
4 — PSTN to PSTN Dialing via SIP
Network
http://www.tech-invite.com
V1.1 – April 29, 2005
This is a representation, as a slide show, of the SIP examples detailed in RFC 3666 –SIP PSTN Call Flows.
SIP messages are reported in strict conformance with this RFC.
22 pages
4.1 – SuccessfulISUP PSTN to ISUP PSTN
call
Proxy 1SwitchA
SwitchCNGW 1 GW 2
IAM
Two Way RTP Media
INVITE
ACM183 Session
Progress
INVITE
IAM
183 SessionProgress
ACM
Both Way Voice
One Way Voice
One Way Voice
ANM
200 OK
200 OK
ANM
ACK
ACK
Both Way Voice
Two Way RTP Media
REL
BYE
RLCBYE
200 OK
200 OKREL
RLC
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (1)
Proxy 1
SWITCHA
Alice'sphone
NGW 1
F1IAMCgPN=314-555-1111,NPI=E.164,NOA=NationalCdPN=918-555-3333,NPI=E.164,NOA=National
Carol's phone
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Carol's phone
RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (2)
Proxy 1
F2INVITE sips:[email protected];user=phone SIP/2.0Via: SIP/2.0/TLS ngw1.a.example.com:5061;branch=z9hG4bKlueha2Max-Forwards: 70From: <sips:[email protected];user=phone>;tag=7643kalsTo: <sips:[email protected];user=phone>Call-ID: [email protected]: 1 INVITEContact: <sips:[email protected]>Content-Type: application/sdpContent-Length: 146
SWITCHC
GW 2
v=0o=GW 2890844526 2890844526 IN IP4 ngw1.a.example.coms=-c=IN IP4 ngw1.a.example.comt=0 0m=audio 3456 RTP/AVP 0a=rtpmap:0 PCMU/8000
Alice'sphone
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Proxy 1
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Carol's phone
RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (3)
F3INVITE sips:[email protected] SIP/2.0Via: SIP/2.0/TLS ss1.a.example.com:5061 ;branch=z9hG4bK2d4790.1Via: SIP/2.0/TLS ngw1.a.example.com:5061 ;branch=z9hG4bKwqwee65;received=192.0.2.103Max-Forwards: 69Record-Route: <sips:ss1.a.example.com;lr>From: <sips:[email protected];user=phone> ;tag=7643kalsTo: <sips:[email protected];user=phone>Call-ID: [email protected]: 1 INVITEContact: <sips:[email protected]>Content-Type: application/sdpContent-Length: 146
SWITCHC
GW 2
v=0o=GW 2890844526 2890844526 IN IP4 ngw1.a.example.coms=-c=IN IP4 ngw1.a.example.comt=0 0m=audio 3456 RTP/AVP 0a=rtpmap:0 PCMU/8000
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Proxy 1
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Carol's phone
RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (4)
SWITCHC
GW 2
F4IAMCgPN=314-555-1111,NPI=E.164,NOA=NationalCdPN=444-3333,NPI=Private,NOA=Subscriber
Alice'sphone
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (5)
GW 2
F5
ACM
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (6)
GW 2
F6SIP/2.0 183 Session ProgressVia: SIP/2.0/TLS ss1.a.example.com:5061 ;branch=z9hG4bK2d4790.1;received=192.0.2.111Via: SIP/2.0/TLS ngw1.a.example.com:5061 ;branch=z9hG4bKlueha2;received=192.0.2.103Record-Route: <sips:ss1.a.example.com;lr>From: <sips:[email protected];user=phone> ;tag=7643kalsTo: <sips:[email protected];user=phone> ;tag=314159Call-ID: [email protected]: 1 INVITEContact: <sips:[email protected]>Content-Type: application/sdpContent-Length: 143
v=0o=GW 987654321 987654321 IN IP4 gw2.a.example.coms=-c=IN IP4 gw2.a.example.comt=0 0m=audio 14918 RTP/AVP 0a=rtpmap:0 PCMU/8000
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (7)
F7SIP/2.0 183 Session ProgressVia: SIP/2.0/TLS ngw1.a.example.com:5061 ;branch=z9hG4bKlueha2;received=192.0.2.103Record-Route: <sips:ss1.a.example.com;lr>From: <sips:[email protected];user=phone> ;tag=7643kalsTo: <sips:[email protected];user=phone> ;tag=314159Call-ID: [email protected]: 1 INVITEContact: <sips:[email protected]>Content-Type: application/sdpContent-Length: 143
SWITCHC
GW 2
v=0o=GW 987654321 987654321 IN IP4 gw2.a.example.coms=-c=IN IP4 gw2.a.example.comt=0 0m=audio 14918 RTP/AVP 0a=rtpmap:0 PCMU/8000
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (8)
SWITCHC
GW 2
F8
ACM
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (9)
GW 2
One
Way
Voic
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One
Way
Voic
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Both Way RTP Media
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (10)
GW 2
F9
ANM
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (11)
GW 2
F10SIP/2.0 200 OKVia: SIP/2.0/TLS ss1.a.example.com:5061 ;branch=z9hG4bK2d4790.1;received=192.0.2.111Via: SIP/2.0/TLS ngw1.a.example.com:5061 ;branch=z9hG4bKlueha2;received=192.0.2.103Record-Route: <sips:ss1.a.example.com;lr>From: <sips:[email protected];user=phone> ;tag=7643kalsTo: <sips:[email protected];user=phone> ;tag=314159Call-ID: [email protected]: 1 INVITEContact: <sips:[email protected]>Content-Type: application/sdpContent-Length: 143
v=0o=GW 987654321 987654321 IN IP4 gw2.a.example.coms=-c=IN IP4 gw2.a.example.comt=0 0m=audio 14918 RTP/AVP 0a=rtpmap:0 PCMU/8000
Alice'sphone
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (12)
F11SIP/2.0 200 OKVia: SIP/2.0/TLS ngw1.a.example.com:5061 ;branch=z9hG4bKlueha2;received=192.0.2.103Record-Route: <sips:ss1.a.example.com;lr>From: <sips:[email protected];user=phone> ;tag=7643kalsTo: <sips:[email protected];user=phone> ;tag=314159Call-ID: [email protected]: 1 INVITEContact: <sips:[email protected]>Content-Type: application/sdpContent-Length: 143
SWITCHC
GW 2
v=0o=GW 987654321 987654321 IN IP4 gw2.a.example.coms=-c=IN IP4 gw2.a.example.comt=0 0m=audio 14918 RTP/AVP 0a=rtpmap:0 PCMU/8000
Alice'sphone
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (13)
Proxy 1
F13ACK sips:[email protected] SIP/2.0Via: SIP/2.0/TLS ngw1.a.example.com:5061 ;branch=z9hG4bKlueha2Max-Forwards: 70Route: <sips:ss1.a.example.com;lr>From: <sips:[email protected];user=phone> ;tag=7643kalsTo: <sips:[email protected];user=phone> ;tag=314159Call-ID: [email protected]: 1 ACKContent-Length: 0
SWITCHC
GW 2
F12
ANM
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (14)
F14ACK sips:[email protected] SIP/2.0Via: SIP/2.0/TLS ss1.a.example.com:5061 ;branch=z9hG4bK2d4790.1Via: SIP/2.0/TLS ngw1.a.example.com:5061 ;branch=z9hG4bKlueha2;received=192.0.2.103Max-Forwards: 69From: <sips:[email protected];user=phone> ;tag=7643kalsTo: <sips:[email protected];user=phone> ;tag=314159Call-ID: [email protected]: 1 ACKContent-Length: 0
SWITCHC
GW 2
Alice'sphone
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (15)
GW 2Both Way RTP Media
Both
Way
Voic
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Both
Way
Voic
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (16)
GW 2
F15
RELCauseCode=16 Normal
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (17)
GW 2
F16BYE sips:[email protected] SIP/2.0Via: SIP/2.0/TLS gw2.a.example.com:5061 ;branch=z9hG4bKtexx6Max-Forwards: 70Route: <sips:ss1.a.example.com;lr>From: <sips:[email protected];user=phone> ;tag=314159To: <sips:[email protected];user=phone> ;tag=7643kalsCall-ID: [email protected]: 4 BYEContent-Length: 0
F17
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (18)
F18BYE sips:[email protected] SIP/2.0Via: SIP/2.0/TLS ss1.a.example.com:5061 ;branch=z9hG4bK2d4790.1Via: SIP/2.0/TLS gw2.a.example.com:5061 ;branch=z9hG4bKtexx6;received=192.0.2.202Max-Forwards: 69From: <sips:[email protected];user=phone> ;tag=314159To: <sips:[email protected];user=phone> ;tag=7643kalsCall-ID: [email protected]: 4 BYEContent-Length: 0
SWITCHC
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (19)
Proxy 1
F19SIP/2.0 200 OKVia: SIP/2.0/TLS ss1.a.example.com:5061 ;branch=z9hG4bK2d4790.1;received=192.0.2.111Via: SIP/2.0/TLS gw2.a.example.com:5061 ;branch=z9hG4bKtexx6;received=192.0.2.202From: <sips:[email protected];user=phone> ;tag=314159To: <sips:[email protected];user=phone> ;tag=7643kalsCall-ID: [email protected]: 4 BYEContent-Length: 0
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GW 2
F21
RELCauseCode=16 Normal
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (20)
Alice'sphone
F20SIP/2.0 200 OKVia: SIP/2.0/TLS gw2.a.example.com:5061 ;branch=z9hG4bKtexx6;received=192.0.2.202From: <sips:[email protected];user=phone> ;tag=314159To: <sips:[email protected];user=phone> ;tag=7643kalsCall-ID: [email protected]: 4 BYEContent-Length: 0
SWITCHC
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SWITCHA
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RFC 3666-4.1 – Successful ISUP PSTN to ISUP PSTN call (end)
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