doc.: IEEE /296r0 Submission May 2003 Stephen R Whitesell, Chair TIA TR-41Slide 1 TIA TR-41 VoIP Activities Stephen R Whitesell Chair TIA TR-41

doc.: IEEE /296r0 Submission May 2003 Stephen R Whitesell, Chair TIA TR-41Slide 2 Telecommunications Industry Association TIA is a full-service trade association representing makers of communications and information technology products and services for the global market place. –Divisions have a political focus. –Engineering Committees have a standards focus (ANSI accredited SDO).

doc.: IEEE /296r0 Submission May 2003 Stephen R Whitesell, Chair TIA TR-41Slide 3 TR-41, User Premises Telecommunications Requirements Addresses voluntary standards for telecommunications terminal equipment and systems, specifically those used for voice service, integrated voice and data service, and Internet Protocol (IP) applications. The work involves developing performance and interface criteria...

doc.: IEEE /296r0 Submission May 2003 Stephen R Whitesell, Chair TIA TR-41Slide 4 TR-41 VoIP Publications TIA-810-A, Transmission Requirements for Narrowband Voice over IP and Voice over PCM Digital Wireline Telephones TIA/IS-811, Performance and Interoper- ability Requirements for Voice-over-IP (VoIP) Feature Telephones TIA-912, Voice Gateway Transmission Requirements

doc.: IEEE /296r0 Submission May 2003 Stephen R Whitesell, Chair TIA TR-41Slide 5 TR-41 VoIP Publications TIA-920, Transmission Requirements for Wideband Digital Wireline Telephones TSB-116, Voice Quality Recommendations for IP Telephony TSB-146, IP Telephony Support for Emergency Calling Service

doc.: IEEE /296r0 Submission May 2003 Stephen R Whitesell, Chair TIA TR-41Slide 6 TR-41 VoIP via WLAN Projects PN , Requirements for a Wireless LAN Based IP Telephony Subsystem –Will address requirements for enabling VoIP telephony communications via WLAN in a corporate environment. –Will not address residential and Public Access WLAN environments. –Will reference and draw heavily upon IEEE 802 layer 1 and 2 requirements while also addressing level 3 and higher requirements.

doc.: IEEE /296r0 Submission May 2003 Stephen R Whitesell, Chair TIA TR-41Slide 7 TR-41 VoIP via WLAN Projects PN , Requirements for a Wireless LAN Based IP Telephony Endpoint –Will be patterned after TIA/IS-811 but will cover products with a WLAN interface instead of an Ethernet Interface. –In addition to WLAN support, it will address requirements for dial, keypad, and telephone feature operation, acoustic performance, EMC, power consumption, control protocol, security, etc.

doc.: IEEE /296r0 Submission May 2003 Stephen R Whitesell, Chair TIA TR-41Slide 8 Related TR-41 VoIP Project PN , IP Telephony Security Framework –Will examine areas of physical and logical network architectural security, authorization, privacy, governmental requirements, etc. –Need a security package sized to fit in a handheld endpoint device. –To be published as a Telecommunications Systems Bulletin (guidelines document).

doc.: IEEE /296r0 Submission May 2003 Stephen R Whitesell, Chair TIA TR-41Slide 9 TR-41/ Liaison More detailed presentation on new projects at July 802 Plenary Meeting. Next TR-41 meeting is week of August 18 in Montreal. Visit –Link to download VoIP publications –Information on upcoming meetings –Scroll down to TR-41.4 and TR Links to contributions on public FTP site