[MS-SIPRE]: Session Initiation Protocol (SIP) Routing Extensions https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 Specifies the Session Initiation Protocol (SIP) Routing Extensions, which are Session Initiation Protocol (SIP) routing extensions to provide endpoint identification, phone number resolution, call routing processing by server on user's behalf, and enhanced routing within topologies with multiple redundant servers, firewalls, and NAT devices. Major Update for [MS-SIPRE] (Version 12.0) https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 <b>Protocol Revision:</b> 12.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE].pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-240820.docx">DOCX</a></li></ul> Tue, 20 Aug 2024 MS-SIPRE-20240820 Major Update for [MS-SIPRE] (Version 11.0) https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 <b>Protocol Revision:</b> 11.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-210817.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-210817.docx">DOCX</a></li></ul> Tue, 17 Aug 2021 MS-SIPRE-20210817 No Update for [MS-SIPRE] (Version 10.1) https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 <b>Protocol Revision:</b> 10.1<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-201117.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-201117.docx">DOCX</a></li></ul> Tue, 17 Nov 2020 MS-SIPRE-20201117 Minor Update for [MS-SIPRE] (Version 10.1) https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 <b>Protocol Revision:</b> 10.1<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-200818.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-200818.docx">DOCX</a></li></ul> Tue, 18 Aug 2020 MS-SIPRE-20200818 Major Update for [MS-SIPRE] (Version 10.0) https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 <b>Protocol Revision:</b> 10.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-180828.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-180828.docx">DOCX</a></li></ul> Tue, 28 Aug 2018 MS-SIPRE-20180828 Major Update for [MS-SIPRE] (Version 9.0) https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 <b>Protocol Revision:</b> 9.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-180724.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-180724.docx">DOCX</a></li></ul> Tue, 24 Jul 2018 MS-SIPRE-20180724 Major Update for [MS-SIPRE] (Version 8.0) https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 <b>Protocol Revision:</b> 8.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-180427.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-180427.docx">DOCX</a></li></ul> Fri, 27 Apr 2018 MS-SIPRE-20180427 Minor Update for [MS-SIPRE] (Version 7.1) https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 <b>Protocol Revision:</b> 7.1<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-161215.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-161215.docx">DOCX</a></li></ul> Thu, 15 Dec 2016 MS-SIPRE-20161215 No Update for [MS-SIPRE] (Version 7.0.1) https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 <b>Protocol Revision:</b> 7.0.1<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-160914.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-160914.docx">DOCX</a></li></ul> Wed, 14 Sep 2016 MS-SIPRE-20160914 Editorial Update for [MS-SIPRE] (Version 7.0.1) https://docs.microsoft.com/en-us/openspecs/office_protocols/MS-SIPRE/ab4ab249-3796-4ed1-8cec-f496d81a1a83 <b>Protocol Revision:</b> 7.0.1<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-160715.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-SIPRE/[MS-SIPRE]-160715.docx">DOCX</a></li></ul> Fri, 15 Jul 2016 MS-SIPRE-20160715