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AAA Usage for IP Telephony with QoS

AAA Usage for IP Telephony with QoS. H. Sinnreich, D. Rawlins, A. Johnston – MCI WorldCom Stephen Thomas - Transnexus. <draft-sinnreich-aaa-interdomain-sip-qos-osp-00.txt> <draft-johnston-sip-osp-token-00.txt >. AAA for Interdomain SIP Call with QoS. Directory. Directory. OSP. OSP.

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AAA Usage for IP Telephony with QoS

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  1. AAA Usage for IP Telephony with QoS H. Sinnreich, D. Rawlins, A. Johnston – MCI WorldCom Stephen Thomas - Transnexus <draft-sinnreich-aaa-interdomain-sip-qos-osp-00.txt> <draft-johnston-sip-osp-token-00.txt > aaasipqos

  2. AAA for Interdomain SIP Call with QoS Directory Directory OSP OSP Policy Server Policy Server OSP Client OSP Server OSP Client Clearinghouse COPS COPS Session PEP Session PEP SIP SIP SIP SIP SIP UAC SIP UAS SIP Proxy SIP UAS SIP UAC Client Client RSVP RSVP RSVP RSVP Host Edge Router Edge Router RSVP Host SIP Phone Domain 1 Transit Networks Domain 1 IP Telephony Gateway aaasipqos

  3. Domain 1 OSP Server Domain 2 Interdomain QoS Enabled Call Flows 1 <AuthReq> 2 <AuthRsp> Domain 1 gets authorization token is carried here 3 INVITE 4 Session Progress 183 SIP call setup D1 to D 2 5 180 Ringing 6 200 OK 7 ACK 8 PATH RSVP setup D1 to D 2 9 RESV 10 RSV-CONF 11 PATH RSVP setup D2 to D 1 12 RESV 13 RSV-CONF Call is set up 14 RTP flows are established 15 BYE SIP BYE D1 to D2 16 200 OK 17 PATHTEAR RSVP PATHTEAR 18 PATHTEAR 19 <UsageInd> OSP Usage Reporting 21 <UsageInd> 20 <UsageCnf> 22 <UsageCnf> aaasipqos

  4. Directory 1a 2a 3a AAA and Policy Inter- domain AAA SIP UAC SIP UAS 6a 5a 4a Domain of Service Provider IP Comm. Client 1p 2p 1r 2r RSVP Host RSVP Router 4r 3r AAA Model for SIP QoS aaasipqos

  5. POL1 POL2 SIP2 SIP1 R1 CH R2 GWY SIP Phone 1 INVITE 2 REQ OSP 3 <AuthReq> 4 <AuthRsp> 5 DEC 6 INVITE 7 INVITE 8 183 9 REQ LDP 10 DEC LDP Telephony Signaling 11 RPT 12 DEC 13 183 14 REQ LDP 15 DEC LDP 16 RPT 17 DEC 18 183 19 180 21 180 20 180 24 200 OK 23 200 OK 22 200 OK 25 ACK 26 ACK 27 ACK 28 PATH 29 PATH 30 PATH 33 RESV 32 RESV 31 RESV Direction 1 34 RESV-CONF 35 RESV-CONF 36 RESV-CONF RSVP Signaling 39 PATH 38 PATH 37 PATH 40 RESV 41 RESV 42 RESV Direction 2 45 RESV-CONF 44 RESV-CONF 43 RESV-CONF Call Flow Example: Pull Model for QoS Enabled aaasipqos

  6. QoS Enabled Push Policy Call Teardown aaasipqos

  7. OSP Usage Indication for Accounting aaasipqos

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