topic Upstream Web Proxy settings in ArcGIS for SharePoint Questions https://community.esri.com/t5/arcgis-for-sharepoint-questions/upstream-web-proxy-settings/m-p/415020#M1114 <HTML><HEAD></HEAD><BODY><SPAN>Hi,</SPAN><BR /><BR /><SPAN>I have an issue trying to get EM4C to communicate with our Organization account via our internal web proxy.&nbsp; </SPAN><BR /><BR /><SPAN>I get the following HTTP 407 response in the cgiError log.&nbsp; </SPAN><BR /><BR /><PRE class="plain" name="code">Curl Error(56): &nbsp;&nbsp; Failure when receiving data from the peer &nbsp;&nbsp; Received HTTP code 407 from proxy after CONNECT</PRE><DIV style="display:none;"> </DIV><BR /><BR /><SPAN>Our proxy requires NTML and its possible this is error occurs when basic authentication is used.&nbsp; Is it possible to specify NTLM authentication for the upstream proxy?&nbsp; The documentation details how to set the proxy URL but no further configuration.&nbsp; </SPAN><BR /><BR /><SPAN>Thanks</SPAN><BR /><SPAN>Aidan</SPAN></BODY></HTML> Mon, 14 Apr 2014 18:34:03 GMT deleted-user-XuM8YOt_1Aqt 2014-04-14T18:34:03Z Upstream Web Proxy settings https://community.esri.com/t5/arcgis-for-sharepoint-questions/upstream-web-proxy-settings/m-p/415020#M1114 <HTML><HEAD></HEAD><BODY><SPAN>Hi,</SPAN><BR /><BR /><SPAN>I have an issue trying to get EM4C to communicate with our Organization account via our internal web proxy.&nbsp; </SPAN><BR /><BR /><SPAN>I get the following HTTP 407 response in the cgiError log.&nbsp; </SPAN><BR /><BR /><PRE class="plain" name="code">Curl Error(56): &nbsp;&nbsp; Failure when receiving data from the peer &nbsp;&nbsp; Received HTTP code 407 from proxy after CONNECT</PRE><DIV style="display:none;"> </DIV><BR /><BR /><SPAN>Our proxy requires NTML and its possible this is error occurs when basic authentication is used.&nbsp; Is it possible to specify NTLM authentication for the upstream proxy?&nbsp; The documentation details how to set the proxy URL but no further configuration.&nbsp; </SPAN><BR /><BR /><SPAN>Thanks</SPAN><BR /><SPAN>Aidan</SPAN></BODY></HTML> Mon, 14 Apr 2014 18:34:03 GMT https://community.esri.com/t5/arcgis-for-sharepoint-questions/upstream-web-proxy-settings/m-p/415020#M1114 deleted-user-XuM8YOt_1Aqt 2014-04-14T18:34:03Z