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TR-41.4

TR-41.4. IP Telephony Infrastructures. Scope and Mission.

stephanie-carpenter
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TR-41.4

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  1. TR-41.4 IP Telephony Infrastructures TR41.4-05-02-010-L

  2. Scope and Mission The IP Telephony Infrastructure Subcommittee develops standards and Technical Service Bulletins to assist in the development and deployment of IP Telephony Systems. These documents promote call quality, reliability, security, and interoperability of IP Telephony infrastructure components and between these components and external networks. The Subcommittee also liaises with other standards groups whose work affects elements within the IP Telephony Infrastructure. TR41.4-05-02-010-L

  3. Projects Completed • ANSI/TIA/EIA-810-A – Transmission Requirements for Narrowband Voice over IP and Voice over PCM Digital Wireline Telephones • TIA/EIA-811 – Performance and Interoperability Requirements for VoIP Feature Telephones • TIA-912-A – Voice Gateway Transmission Requirements • TIA-920 – Transmission Requirements for Wideband Digital Wireline Telephones TR41.4-05-02-010-L

  4. Projects Completed • TSB32-A – Overall Transmission Plan Aspects for Telephony in a Private Network • TSB-116 – Voice Quality Recommendations for IP Telephony • TSB-146 – IP Telephony Support for Emergency Calling Services TR41.4-05-02-010-L

  5. Projects in Work • PN-3-0061 – IP Telephony Security Framework • PN-3-0102 – Requirements for a Wireless LAN based IP Telephony Subsystem • PN-3-0103 – Requirements for a Wireless LAN Based IP Telephony Endpoint • PN-3-0172 – Enterprise Location Information Server Interfaces • PN-3-0185 – Link Level Discovery Protocol – Media Endpoint Discovery (LLDP-MED) TR41.4-05-02-010-L

  6. Projects in Work • PN-3-0202 – Technical Assessment of Synchronization Methods in IP Telephony Networks from a Quality of Experience Perspective • PN-3-4462-URV – Performance and Interoperability Requirements for VoIP Telephone Terminals • PN-3-4726-RV1 – Location Identification and Callback Procedures for IP Terminals TR41.4-05-02-010-L

  7. Summary • Community of IP Telephony Experts • Cross-section of Manufacturers, Providers, and Users • Concentrating on Systemic Issues TR41.4-05-02-010-L

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