<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class="">Package: unknown</div><div class="">Version: 4.1.2.2</div><div class=""><br class=""></div><div class=""><br class=""></div>Howdy,<div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>When I connect from Mac client to ubuntu server, I get a “connection timeout” 30 seconds after “connection start.” Other people can connect to my server.</div><div class=""><br class=""></div><div class="">Error message is:</div><div class=""><div style="margin: 0px;" class=""><!--StartFragment--><font face="Courier New" class=""><span style="font-style: normal;" class="">Loop: WARNING! Overriding auxiliary X11 port with new value '1'.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Warning: Overriding auxiliary X11 port with new value '1'.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Connecting to remote host 'localhost:36652'.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Connected to remote proxy on FD#11.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Connection with remote proxy completed.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Loop: WARNING! Unrecognized session type 'unix-kde-depth_32'. Assuming agent session.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Warning: Unrecognized session type 'unix-kde-depth_32'. Assuming agent session.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Using ADSL link parameters 1408/24/1/0.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Using cache parameters 4/4096KB/8192KB/8192KB.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Using pack method '16m-jpeg-9' with session 'unix-kde-depth_32'.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Using ZLIB data compression 1/1/32.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Using ZLIB stream compression 4/4.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: No suitable cache file found.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Forwarding X11 connections to display '/private/tmp/com.apple.launchd.E12k8P0IX6/org.xquartz:0'.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Forwarding auxiliary X11 connections to display '/private/tmp/com.apple.launchd.E12k8P0IX6/org.xquartz:0'.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Session: Session started at 'Fri Mar 19 09:38:16 2021'.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Connection timeout, abortingSession: Terminating session at 'Fri Mar 19 09:38:46 2021'.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Info: Waiting the cleanup timeout to complete.</span></font></div><div style="margin: 0px;" class=""><font face="Courier New" class=""><span style="font-style: normal;" class="">Session: Session terminated at 'Fri Mar 19 09:38:47 2021'.</span></font></div><div style="margin: 0px;" class=""><br class=""><!--EndFragment--></div></div><div style="margin: 0px;" class=""><br class=""></div><div style="margin: 0px;" class=""><br class=""></div><div style="margin: 0px;" class="">On the server, in /var/log/messages, I get what appears to be a success report:</div><div style="margin: 0px;" class=""><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><font face="Courier New" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">Mar 19 09:38:16 hpnsw4371 /usr/bin/</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(180, 36, 25);" class=""><b class="">x2go</b></span><span style="font-variant-ligatures: no-common-ligatures;" class="">startagent: successfully started X2Go Agent session with ID charletr-50-1616171893_stDMATE_dp32</span></font></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: Menlo;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: Menlo;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures; font-style: normal;" class=""><font class="">I have a tcpdump (is in an ssh tunnel, to a little vague) which shows client sending dup packet not quite, but almost 30 seconds into session attempt.</font></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><font face="Courier New" class="">116<span class="Apple-tab-span" style="white-space: pre;"> </span>33.763841<span class="Apple-tab-span" style="white-space: pre;"> </span>15.116.49.166<span class="Apple-tab-span" style="white-space: pre;"> </span>16.99.147.244<span class="Apple-tab-span" style="white-space: pre;"> </span>SSHv2<span class="Apple-tab-span" style="white-space: pre;"> </span>108<span class="Apple-tab-span" style="white-space: pre;"> </span>Server: [TCP Spurious Retransmission] , Encrypted packet (len=64)</font></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures;" class=""><font face="Courier New" class="">117<span class="Apple-tab-span" style="white-space: pre;"> </span>33.763941<span class="Apple-tab-span" style="white-space: pre;"> </span>16.99.147.244<span class="Apple-tab-span" style="white-space: pre;"> </span>15.116.49.166<span class="Apple-tab-span" style="white-space: pre;"> </span>TCP<span class="Apple-tab-span" style="white-space: pre;"> </span>56<span class="Apple-tab-span" style="white-space: pre;"> </span>[TCP Dup ACK 114#1] 64138 → 22 [ACK] Seq=3239 Ack=5027 Win=262144 Len=0 SLE=4963 SRE=5027</font></span></div></div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">Client = MacOS 10.15.7 (Catalina…and due to corp policy, I cannot upgrade); x2go 4.1.2.2 with qt 4.8.7 with xquartz 2.7.11 with xorg 1.18.4</div><div class=""><br class=""></div><div class="">Server : <font face="Courier New" class=""><span style="font-style: normal;" class="">x2goversion</span></font></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures; font-style: normal;" class=""><font face="Courier New" class="">: 1.0.2.4</font></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures; font-style: normal;" class=""><font face="Courier New" class="">: 0.0.1.6</font></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures; font-style: normal;" class=""><font face="Courier New" class="">: 4.1.0.3</font></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures; font-style: normal;" class=""><font face="Courier New" class="">: 4.1.0.3</font></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures; font-style: normal;" class=""><font face="Courier New" class="">: 4.1.0.3</font></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures; font-style: normal;" class=""><font face="Courier New" class="">: 4.1.0.3</font></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures; font-style: normal;" class=""><font face="Courier New" class="">: 4.1.0.3</font></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures; font-style: normal;" class=""><font face="Courier New" class="">: 3.5.99.22</font></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures; font-style: normal;" class=""><font face="Courier New" class="">: 4.1.0.3</font></span></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: Menlo;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: Menlo;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div></body></html>