topic Re: Is the 10.3 IIS Web Adapter Backward compatible? in ArcGIS Enterprise Questions https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48892#M1773 <HTML><HEAD></HEAD><BODY><P>From the server installation guide found here: <A href="http://server.arcgis.com/en/server/latest/install/windows/installing-the-arcgis-web-adaptor-server-.htm" title="http://server.arcgis.com/en/server/latest/install/windows/installing-the-arcgis-web-adaptor-server-.htm">Installing ArcGIS Web Adaptor—Installation Guides | ArcGIS for Server</A> </P><P></P><P>"<SPAN style="color: #4d4d4d; font-family: 'Lucida Grande', 'Segoe UI', Arial, sans-serif; background-color: #fefefe;">The ArcGIS Web Adaptor version must always match the version of its registered ArcGIS Server site."</SPAN></P><P></P><P><SPAN style="color: #4d4d4d; font-family: 'Lucida Grande', 'Segoe UI', Arial, sans-serif; background-color: #fefefe;">So the way I read this, if you have 10.2 servers, you will need to install 10.2 web adaptors</SPAN></P></BODY></HTML> Tue, 06 Jan 2015 14:53:52 GMT JamesMonty1 2015-01-06T14:53:52Z Is the 10.3 IIS Web Adapter Backward compatible? https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48890#M1771 <HTML><HEAD></HEAD><BODY><P>For instance can I install the 10.3 web adapter to access 10.2 Servers?</P></BODY></HTML> Mon, 05 Jan 2015 21:06:12 GMT https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48890#M1771 KurtJanssen1 2015-01-05T21:06:12Z Re: Is the 10.3 IIS Web Adapter Backward compatible? https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48891#M1772 <HTML><HEAD></HEAD><BODY><P>I tried and it didn't allow me to register a 10.3 Web Adaptor with a 10.2.2 ArcGIS Server Site.&nbsp; </P></BODY></HTML> Tue, 06 Jan 2015 05:21:20 GMT https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48891#M1772 TobiasFimpel1 2015-01-06T05:21:20Z Re: Is the 10.3 IIS Web Adapter Backward compatible? https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48892#M1773 <HTML><HEAD></HEAD><BODY><P>From the server installation guide found here: <A href="http://server.arcgis.com/en/server/latest/install/windows/installing-the-arcgis-web-adaptor-server-.htm" title="http://server.arcgis.com/en/server/latest/install/windows/installing-the-arcgis-web-adaptor-server-.htm">Installing ArcGIS Web Adaptor—Installation Guides | ArcGIS for Server</A> </P><P></P><P>"<SPAN style="color: #4d4d4d; font-family: 'Lucida Grande', 'Segoe UI', Arial, sans-serif; background-color: #fefefe;">The ArcGIS Web Adaptor version must always match the version of its registered ArcGIS Server site."</SPAN></P><P></P><P><SPAN style="color: #4d4d4d; font-family: 'Lucida Grande', 'Segoe UI', Arial, sans-serif; background-color: #fefefe;">So the way I read this, if you have 10.2 servers, you will need to install 10.2 web adaptors</SPAN></P></BODY></HTML> Tue, 06 Jan 2015 14:53:52 GMT https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48892#M1773 JamesMonty1 2015-01-06T14:53:52Z Re: Is the 10.3 IIS Web Adapter Backward compatible? https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48893#M1774 <HTML><HEAD></HEAD><BODY><P>Thanks for the responses guys. You saved me trying it this weekend.</P></BODY></HTML> Tue, 06 Jan 2015 19:14:09 GMT https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48893#M1774 KurtJanssen1 2015-01-06T19:14:09Z Re: Is the 10.3 IIS Web Adapter Backward compatible? https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48894#M1775 <HTML><HEAD></HEAD><BODY><P>Having now migrated to a new Webserver I wanted to update you on what I found. I decided to try it anyhow.</P><P></P><P>I have successfully registered 10.2.1, 10.2.2 and 10.3 ArcGIS Servers with 10.3 web adapters. It was completely painless and has worked a treat.</P><P></P><P>It appears that 10.3 web adapters are backward compatible. Well this is my experience anyhow.</P></BODY></HTML> Mon, 12 Jan 2015 20:59:11 GMT https://community.esri.com/t5/arcgis-enterprise-questions/is-the-10-3-iis-web-adapter-backward-compatible/m-p/48894#M1775 KurtJanssen1 2015-01-12T20:59:11Z