【正文】 ADSL/Cable + VoIP as the access work63工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)DOC/NTIA Backs ENUMvNTIA(National Telemunications Information Administration), US Department of Commercev“…Because of the potential benefits of ENUM, …(NTIA) believes that the United States should seize this opportunity and take steps to participate in , …”216。ENUMenabled IP services to generate revenuevCellular operators216。VoIP to acquire user base167。Network service providers independent216。Webbased Service Management for ENUM Users216。Service Realization for ASP216。Multiple NAPTR ? service: URIvMultiple IP Services Behind one ENUM216。 Location Number Portability, using DNS as the source167。 Adding Presence as an ENUM service167。Related ENUM Activities after RFC 2916 (Cont.)167。 New Issues Being Considered:– Extent Same URI in RFC 2916 for Different Service187。 ENUM Administrative and Operational Procedures– Registration and Provisioning, Validation and Authentication– Operational Privacy, Security Issues and Procedure167。Related ENUM Activities after RFC 2916167。 RFC 2915, “The naming authority pointer (NAPTR) DNS resource record”, August, 2023167。Registrar verify customer data, do billing, and send data to registry when delegation is to be done, changed or cancelled58工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)ITUT ENUM Activities59工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)IETF ENUM ActivitiesvTelephone Number Mapping (ENUM) WG216。Provide ENUM Registration to ENUM Users216。Runs the DNS server for a specific domain name216。 Tier 3(Depending onthe application) Tier 0(RIPE)... 。 。 TLD is open167。 China, France, Germany, Syria and Spain Objected to ARPA as TLD for political reason ? to reinforce the infrastructure of Inter governance Remendation167。 US and some other countries, ISOC/IAB/IETF Support IETF Conclusion167。Enterprise ENUM: Enhance Enterprise Telem Service49工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)What is ENUM ?ENUMMechanism NumberDomain Name System (DNS)URI(ServiceHost)ENUM is a Mechanism to Translate an Number into A List of URI (ServiceHost)So that An IP User Can be Accessed by Number.Problem: How to Address (or Locate) a User in IP World from IP/PSTN Network ?50工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)Basic Operation of ENUM“Call setup”Sipsip:Query.?Dial+4686859131DNSServerSip serverGatewayResponsesip:Source: IETF51工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)ENUM Domain52工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)Tier0 Top Level Domain (TLD)vThe Choice of Common Designated Domain fir ENUM Tier0 is Undecided and is Proving Controversial216。Public (Personalized) ENUM: Future Vision216。IETF, ITUT, US ENUM Form, Europe, …216。New Addressing Mechanism in IP World216。Make Telephone Number Bee a Domain Name in Inter216。Voice mail216。Auto recallvApplication/Media server functions216。Call waiting (CW)216。Call forwarding busy (CFB)216。Basic off call (PSTN interworking)vEnhanced features216。Support multiplatform (Windows, Solaris, Linux)44工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)SIP Telephony FeaturesvBasic telephony features216。Support parallel and sequential search216。Support location service216。Support Register216。Support Windows platform43工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)CCL SIP Proxy ServervCCL SIP Proxy Server216。Call Forwarding, Transfer, Hold, Consultation, …216。RFC 2543 and RFC 2543bis pliant216。Support TCP and UDP216。Support RFC 2543 headers216。ITRI will Host 15th SIPIT Sponsored by ETSI in Taiwan in August 202342工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)CCL SIP User AgentvCCL SIP Protocol Stack216。August 20233 , sponsored by ETSI in Canada216。April 2023 , sponsored by ETSI at Cannes, France216。March 2023, sponsored by ETSI at Cannes, France216。Support Analog FXO Interface216。Advanced Multiparty Conference(up to 8 parties / wiretap / whisper)vSoftphone216。Fax Send / Receive216。InterSwitch Call Setup39工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)CCL IPPBX VONTEL (cont.)vMedia Server216。PSTN Interworking (Megaco Interworking)216。Support Voice / Email / Fax / and other media216。Advanced Skillbased Routing ACD System216。Up to 5,000 devices216。SIPbased Application Server37工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)IPPBXLAN/WLAN? IP Trunking? Rich PBX features? Inter Call CenterACD: Automatic Call Distribution38工業(yè)技術(shù)研究院電腦與通訊工業(yè)研究所Industrial Technology Research InstituteComputer Communications Research Laboratories無(wú)線寬頻整合多媒體通訊技術(shù)CCL IPPBX VONTEL (cont.)vEnterprise grade IPPBX216。SIP User Agent216。Media Server, Application Server216。SS7 over IP Signaling Gateway216。CTI / IPPBX216。Be able to Integrate Most IPbased ServicesvService Mobility and Personal Reachability216。IP Transport, IP Mobility and VoIP (. SIP) ProtocolvSIP Has Been Adopted by 3GPP for S