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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><o:p>&nbsp;</o:p></p><div id=rootDiv><div align=center><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%'><tr><td style='padding:0in 0in 0in 0in'><p class=MsoNormal><img width=1 height=5 id="_x0000_i1025" src="https://imgssl.constantcontact.com/letters/images/sys/S.gif"><o:p></o:p></p></td><td width=600 valign=top style='width:6.25in;padding:0in 0in 0in 0in'><div align=center><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%'><tr><td valign=top style='padding:0in 0in 0in 0in'><p class=MsoNormal style='background:white'><span style='font-size:8.0pt;font-family:"Verdana","sans-serif";color:black'>Having trouble viewing this email? <a href="https://www.sipforum.org/2018/07/two-new-atis-sip-forum-resources-advance-industry-led-solutions-to-mitigate-unwanted-robocalling/" target="_blank">Click here</a><o:p></o:p></span></p></td></tr></table></div></td><td style='padding:0in 0in 0in 0in'><p class=MsoNormal><img border=0 width=1 height=5 id="_x0000_i1026" src="https://imgssl.constantcontact.com/letters/images/sys/S.gif"><o:p></o:p></p></td></tr></table></div><p class=MsoNormal align=center style='text-align:center'><o:p>&nbsp;</o:p></p><div align=center><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%;background:white' id="content_LETTER.BLOCK17"><tr><td valign=top style='padding:0in 0in 0in 0in'><div align=center><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width=600 style='width:6.25in'><tr><td width="100%" style='width:100.0%;padding:.6pt .6pt .6pt .6pt'><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%;background:white'><tr><td style='padding:6.0pt 6.0pt 6.0pt 6.0pt'><p class=MsoNormal><span style='color:black'><o:p>&nbsp;</o:p></span></p><div><p class=MsoNormal><strong><span style='font-family:"Arial","sans-serif";color:black'>FOR IMMEDIATE RELEASE</span></strong><span style='font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Arial","sans-serif";color:black'>July 31, 2018<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='color:black'>&nbsp;<o:p></o:p></span></p></div></td></tr></table><p class=MsoNormal><o:p>&nbsp;</o:p></p><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%' id="content_LETTER.BLOCK16"><tr><td valign=bottom style='padding:0in 0in 0in 0in'><div><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%'><tr style='height:16.5pt'><td width=364 valign=top style='width:273.3pt;padding:6.0pt 6.0pt 6.0pt 6.0pt;height:16.5pt'><p class=MsoNormal><!--[if gte vml 1]><v:shapetype id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f">
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</v:shape><![endif]--><![if !vml]><a href="https://www.sipforum.org/" target="&quot;_blank&quot;"><img border=0 width=200 height=80 src="https://mlsvc01-prod.s3.amazonaws.com/f28cfab9401/8c53a4ff-cc09-40c6-ab83-48d85f5ab1a9.jpg" align=left name=ACCOUNT.IMAGE.176 v:shapes="_x0000_s1027"></a><![endif]><span style='font-size:10.0pt;font-family:"Times New Roman","serif";color:black'><o:p></o:p></span></p></td></tr></table></div></td></tr></table><p class=MsoNormal><o:p>&nbsp;</o:p></p><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%' id="content_LETTER.BLOCK15"><tr><td valign=bottom style='padding:0in 0in 0in 0in'><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%'><tr><td width=285 valign=top style='width:213.75pt;padding:6.0pt 6.0pt 6.0pt 6.0pt'><p class=MsoNormal><strong><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>ATIS Contact</span></strong><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>:&nbsp;<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Marcella Wolfe<br>Manager, Media Relations<br>and Marketing Communications<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>+1 202-434-8851<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><a href="mailto:mwolfe@atis.org" target="_blank">mwolfe@atis.org&nbsp;</a><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><a href="http://www.atis.org/" target="_blank">www.atis.org</a><o:p></o:p></span></p></td><td width=285 valign=top style='width:213.75pt;padding:6.0pt 6.0pt 6.0pt 6.0pt'><p class=MsoNormal><strong><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>SIP Forum Contact</span></strong><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>:&nbsp;<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Marc Robins<br>President &amp; Managing Director<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>+1 203-829-6307<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><a href="mailto:marc.robins@sipforum.org" target="_blank">marc.robins@sipforum.org</a><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><a href="https://www.sipforum.org/" target="_blank">www.sipforum.org</a><o:p></o:p></span></p></td></tr></table></td></tr></table><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p></td></tr><tr><td valign=top style='background:white;padding:.75pt .75pt .75pt .75pt'><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%;background:white'><tr><td width="100%" valign=top style='width:100.0%;padding:0in 0in 0in 0in'></td></tr><tr><td width="100%" valign=top style='width:100.0%;padding:3.75pt 3.75pt 3.75pt 3.75pt'><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%" style='width:100.0%;background:white;display:table' id="content_LETTER.BLOCK4"><tr><td style='padding:3.0pt 3.0pt 3.0pt 3.0pt'><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-family:"Arial","sans-serif";color:black'>&nbsp; <o:p></o:p></span></p><p class=MsoNormal align=center style='margin-bottom:4.5pt;text-align:center'><b><span style='font-size:14.0pt;font-family:"Verdana","sans-serif";color:#1F497D'>Two New ATIS/SIP Forum Resources<br>Advance Industry-Led Solutions <br>to Mitigate Unwanted Robocalling</span></b><span style='font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p><div><p class=MsoNormal style='margin-bottom:4.5pt;line-height:115%'><span style='font-size:12.0pt;line-height:115%;font-family:"Arial","sans-serif";color:black'>&nbsp;<o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'>WASHINGTON, DC - ATIS and the SIP Forum today announced the release of two new technical reports advancing industry efforts to mitigate unwanted robocalling: the <a href="https://www.sipforum.org/download/technical-report-on-a-framework-for-display-of-verified-caller-id/?wpdmdl=3478" target="_blank"><i>Technical Report on a Framework for Display of Verified Caller ID </i>(ATIS-1000081)</a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:#221E1F'> and the </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><a href="https://www.sipforum.org/download/technical-report-on-shaken-api-for-a-centralized-signing-and-signature-validation-server/?wpdmdl=3479" target="_blank"><i>Technical Report on SHAKEN API for a Centralized Signing and Signature Validation Server </i>(ATIS-1000082)</a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:#221E1F'>.</span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'>These two new resources further define the framework provided by the <a href="https://www.sipforum.org/download/sip-forum-twg-10-signature-based-handling-of-asserted-information-using-tokens-shaken-pdf/?wpdmdl=2813" target="_blank"><i>Signature-based Handling of Asserted Information using toKENs (SHAKEN)</i> (ATIS-1000074)</a> specification, <span style='background:white'>which offers, for the first time in the network, a practical strategy to provide verified information about the calling party as well as the call's origin. SHAKEN specifically defines a mechanism to verify a calling number and specifies how identity information will be securely transported in SIP &quot;on the wire.&quot;&nbsp; It was </span>developed <span style='background:white'>in the ATIS/SIP Forum Joint IP-NNI Task Force.</span><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'>&quot;These two new resources are critical to helping service providers implement SHAKEN,&quot; said ATIS President and CEO Susan Miller. &quot;They are products of ATIS' continued collaboration with the SIP Forum and are instrumental to industry efforts to address the robocalling problem and maintain consumer trust in the voice network.&quot; <o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'>&quot;The SIP Forum is committed to working together with ATIS to continue to develop the operational documents for the SHAKEN Framework, and these two new reports provide important additional guidelines and details essential to the successful deployment of the SHAKEN standard,&quot; said SIP Forum Chairman Richard Shockey.<o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'>The <i><a href="https://www.sipforum.org/download/technical-report-on-a-framework-for-display-of-verified-caller-id/?wpdmdl=3478" target="_blank">Technical Report on a Framework for Display of Verified Caller ID</a>&nbsp;</i>provides a framework for signaling verified Caller ID information from the network to a User Equipment (UE), and displaying the information on the UE in a uniform manner, independent of technology. The goal is to produce display guidelines that help meet the goals of regulators and consumer protection agencies for empowering consumers with simple and effective information on the displayed Caller ID. This will help consumers know if a call is from who it says it is from so they can make an informed decision on whether to answer. <o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'>The <i><a href="https://www.sipforum.org/download/technical-report-on-shaken-api-for-a-centralized-signing-and-signature-validation-server/?wpdmdl=3479" target="_blank">Technical Report on SHAKEN API for a Centralized Signing and Signature Validation Server</a>&nbsp;</i>provides additional detail on one possible implementation </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:#221E1F'>of the SHAKEN specification in service provider networks. It defines a RESTful interface (API) that can be used in the SHAKEN framework to interface with a centralized server to sign and verify telephony identity for multiple nodes within a network. Implementing SHAKEN authentication and verification functions in a centralized server that can be accessed via an API supports cloud-based implementations and is designed to enable a more cost-effective network deployment. </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:#221E1F'>All SHAKEN resources are available on the ATIS website </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><a href="http://www.atis.org/01_resources/whitepapers/#shaken-studies" target="_blank">here</a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:#221E1F'> or on the SIP Forum site <a href="https://www.sipforum.org/activities/nni-task-force-introduction/" target="_blank">here</a>.</span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'><o:p>&nbsp;</o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt;line-height:115%;background:white'><strong><span style='font-size:12.0pt;line-height:115%;font-family:"Arial","sans-serif";color:black'>About ATIS</span></strong><span style='font-size:12.0pt;line-height:115%;font-family:"Arial","sans-serif";color:black'><br>As a leading technology and solutions development organization, the Alliance for Telecommunications Industry Solutions (ATIS) brings together the top global ICT companies to advance the industry's business priorities. ATIS' 150 member companies are currently working to address 5G, cyber security, robocall mitigation, IoT, artificial intelligence-enabled networks, the all-IP transition, network functions virtualization, smart cities, emergency services, network evolution, quality of service, billing support, operations, and much more. These priorities follow a fast-track development lifecycle - from design and innovation through standards, specifications, requirements, business use cases, software toolkits, open source solutions, and interoperability testing.<o:p></o:p></span></p></div><div style='margin-bottom:.25in'><p class=MsoNormal style='margin-bottom:4.5pt;line-height:115%;background:white'><span style='font-size:12.0pt;line-height:115%;font-family:"Arial","sans-serif";color:black'>ATIS is accredited by the American National Standards Institute (ANSI). ATIS is the North American Organizational Partner for the 3rd Generation Partnership Project (3GPP), a founding Partner of the oneM2M global initiative, a member of the International Telecommunication Union (ITU), and a member of the Inter-American Telecommunication Commission (CITEL). For more information, visit&nbsp;<a href="http://www.atis.org/" target="_blank"><span style='color:black'>www.atis.org</span></a>.<o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:black'>&nbsp;<o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:4.5pt'><b><span style='font-size:12.0pt;font-family:"Tahoma","sans-serif";color:black'>About the SIP Forum</span></b><span style='font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p></div><div><div><p class=MsoNormal style='margin-bottom:12.0pt;line-height:115%'><span style='font-size:12.0pt;line-height:115%;font-family:"Arial","sans-serif";color:black'>The SIP Forum is a leading IP communications industry association that engages in numerous activities that promote and advance SIP-based technology, such as the development of industry recommendations; interoperability testing events including SIPit, and special workshops, educational activities, and general promotion of IP communications standards, services, and technology for service provider, enterprise and governmental applications. The SIP Forum is also the producer of the annual SIPNOC conferences (for SIP Network Operators Conference), focused on the technical requirements of the service provider community. One of the Forum's technical activities is the development of the SIPconnect Technical Recommendation - a standards-based SIP trunking recommendation that provides detailed guidelines for direct IP peering and interoperability between IP PBXs and SIP-based service provider networks, and the SIPconnect Certification Testing Program, a unique certification testing program that includes a certification test suite and test platform, and an associated &quot;SIPconnect Certified&quot; logo program that provides an official &quot;seal of certification&quot; for companies products and services that have officially achieved conformance with the SIPconnect specification. Other important Forum initiatives include work in security, SIP and IPv6, and IP-based Network-to-Network Interconnection (IP-NNI). For more information about SIP Forum initiatives, please visit: </span><span style='font-size:12.0pt;line-height:115%;font-family:"Times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