[MS-OXOCNTC]: Contact Object Protocol https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/MS-OXOCNTC/9b636532-9150-4836-9635-9c9b756c9ccf Specifies the Contact Object Protocol, which enables the handling of contacts and personal distribution lists. Major Update for [MS-OXOCNTC] (Version 20.0) https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/MS-OXOCNTC/9b636532-9150-4836-9635-9c9b756c9ccf <b>Protocol Revision:</b> 20.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC].pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-240820.docx">DOCX</a></li></ul> Tue, 20 Aug 2024 MS-OXOCNTC-20240820 Major Update for [MS-OXOCNTC] (Version 19.0) https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/MS-OXOCNTC/9b636532-9150-4836-9635-9c9b756c9ccf <b>Protocol Revision:</b> 19.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-210817.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-210817.docx">DOCX</a></li></ul> Tue, 17 Aug 2021 MS-OXOCNTC-20210817 Major Update for [MS-OXOCNTC] (Version 18.0) https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/MS-OXOCNTC/9b636532-9150-4836-9635-9c9b756c9ccf <b>Protocol Revision:</b> 18.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-210422.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-210422.docx">DOCX</a></li></ul> Thu, 22 Apr 2021 MS-OXOCNTC-20210422 Minor Update for [MS-OXOCNTC] (Version 17.1) https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/MS-OXOCNTC/9b636532-9150-4836-9635-9c9b756c9ccf <b>Protocol Revision:</b> 17.1<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-181211.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-181211.docx">DOCX</a></li></ul> Tue, 11 Dec 2018 MS-OXOCNTC-20181211 Major Update for [MS-OXOCNTC] (Version 17.0) https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/MS-OXOCNTC/9b636532-9150-4836-9635-9c9b756c9ccf <b>Protocol Revision:</b> 17.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-181001.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-181001.docx">DOCX</a></li></ul> Mon, 01 Oct 2018 MS-OXOCNTC-20181001 Major Update for [MS-OXOCNTC] (Version 16.0) https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/MS-OXOCNTC/9b636532-9150-4836-9635-9c9b756c9ccf <b>Protocol Revision:</b> 16.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-180724.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-180724.docx">DOCX</a></li></ul> Tue, 24 Jul 2018 MS-OXOCNTC-20180724 No Update for [MS-OXOCNTC] (Version 15.0) https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/MS-OXOCNTC/9b636532-9150-4836-9635-9c9b756c9ccf <b>Protocol Revision:</b> 15.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-161017.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-161017.docx">DOCX</a></li></ul> Mon, 17 Oct 2016 MS-OXOCNTC-20161017 No Update for [MS-OXOCNTC] (Version 15.0) https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/MS-OXOCNTC/9b636532-9150-4836-9635-9c9b756c9ccf <b>Protocol Revision:</b> 15.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-160914.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-160914.docx">DOCX</a></li></ul> Wed, 14 Sep 2016 MS-OXOCNTC-20160914 Major Update for [MS-OXOCNTC] (Version 15.0) https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/MS-OXOCNTC/9b636532-9150-4836-9635-9c9b756c9ccf <b>Protocol Revision:</b> 15.0<br/><b>Downloads:</b><br/><ul style="list-style-type: square;"><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-160613.pdf">PDF</a></li><li><a href="https://msopenspecs.azureedge.net/files/MS-OXOCNTC/[MS-OXOCNTC]-160613.docx">DOCX</a></li></ul> Mon, 13 Jun 2016 MS-OXOCNTC-20160613