<p>Hi again,</p><p>&nbsp;&nbsp; I&#39;m trying to test the SockJS PR code on our network (which restricts some non-origination port access). Here is the errors I get loading a notebook.</p><p>&nbsp;</p><div class="panelNode panelNode-console contextUID=4622"><div class=" "><table border="0" cellspacing="0" cellpadding="0" width="100%" class=" "><tbody class=" "></tbody></table></div><div class="logRow logRow-spy loaded"><div class="spyHead "><table border="0" cellspacing="0" cellpadding="0" class="spyHeadTable focusRow outerFocusRow "><tbody class=" "><tr class="spyRow "><td class="spyTitleCol spyCol "><div class="spyTitle ">GET http://ec2-23-22-85-215.compute-1.amazonaws.com/...6f72-2332-4b46-801e-7b2ac3d7279c?_=1348150153522</div></td><td class="spyCol "><div class="spyStatus ">200 OK</div></td><td class="spyCol "><img class="spyIcon " src="chrome://firebug/content/blank.gif" alt="" /></td><td class="spyCol "><span class="spyTime "> 875ms</span></td><td class="spyCol "><a c
lass="objectLink objectLink-sourceLink a11yFocus "><div class=" ">jquery...v=ddb84 (line 4)</div></a></td></tr></tbody></table></div></div><div class="logRow logRow-spy loaded"><div class="spyHead "><table border="0" cellspacing="0" cellpadding="0" class="spyHeadTable focusRow outerFocusRow "><tbody class=" "><tr class="spyRow "><td class="spyTitleCol spyCol "><div class="spyTitle ">POST http://ec2-23-22-85-215.compute-1.amazonaws.com/...ls?notebook=3f516f72-2332-4b46-801e-7b2ac3d7279c</div></td><td class="spyCol "><div class="spyStatus ">200 OK</div></td><td class="spyCol "><img class="spyIcon " src="chrome://firebug/content/blank.gif" alt="" /></td><td class="spyCol "><span class="spyTime "> 156ms</span></td><td class="spyCol "><a class="objectLink objectLink-sourceLink a11yFocus "><div class=" ">jquery...v=ddb84 (line 4)</div></a></td></tr></tbody></table></div></div><div class="logRow logRow-log"><pre class="objectBox inline objectBox-text ">Kernel started: </pre><span> </span><span>4fcdd448-528c-4398-9f35-66ef0c8dd845</span><a class="objectLink objectLink-sourceLink a11yFocus "><div class=" ">kernel.js?v=8ec9a (line 72)</div></a></div><div class="logRow logRow-log"><pre class="objectBox inline objectBox-text ">Starting SockJS:</pre><span> </span><span>http://ec2-23-22-85-215.compute-1.amazonaws.com/kernels/4fcdd448-528c-4398-9f35-66ef0c8dd845</span><a class="objectLink objectLink-sourceLink a11yFocus "><div class=" ">kernel.js?v=8ec9a (line 128)</div></a></div><div class="logRow logRow-spy loaded"><div class="spyHead "><table border="0" cellspacing="0" cellpadding="0" class="spyHeadTable focusRow outerFocusRow "><tbody class=" "><tr class="spyRow "><td class="spyTitleCol spyCol "><div class="spyTitle ">GET http://ec2-23-22-85-215.compute-1.amazonaws.com/...s/4fcdd448-528c-4398-9f35-66ef0c8dd845/sock/info</div></td><td class="spyCol "><div class="spyStatus ">200 OK</div></td><td class="spyCol "><img class="spyIcon " src="chrome://firebug/content/blank.gif" alt="" /></td><td class="spyCol "><span class="spyTime "> 31ms</span></td><td class="spyCol "><a class="objectLink objectLink-sourceLink a11yFocus "><div class=" ">sockjs...v=677b0 (line 27)</div></a></td></tr></tbody></table></div></div><div class="logRow logRow-spy loaded error "><div class="spyHead "><table border="0" cellspacing="0" cellpadding="0" class="spyHeadTable focusRow outerFocusRow "><tbody class=" "><tr class="spyRow "><td class="spyTitleCol spyCol "><div class="spyTitle ">POST http://ec2-23-22-85-215.compute-1.amazonaws.com/...f35-66ef0c8dd845/sock/694/20e9o3i2/xhr_streaming</div></td><td class="spyCol "><div class="spyStatus ">Aborted</div></td><td class="spyCol "><img class="spyIcon " src="chrome://firebug/content/blank.gif" alt="" /></td><td class="spyCol ">&nbsp;</td><td class="spyCol "><a class="objectLink objectLink-sourceLink a11yFocus "><div class=" ">sockjs...v=677b0 (line 27)</div></a></td></tr></tbody></table></div></div><div class="logRow logRow-spy loaded"><div class="spyHead "><table border="0" cellspacing="0" cellpadding="0" class="spyHeadTable focusRow outerFocusRow "><tbody class=" "><tr class="spyRow "><td class="spyTitleCol spyCol "><div class="spyTitle ">POST http://ec2-23-22-85-215.compute-1.amazonaws.com/...28c-4398-9f35-66ef0c8dd845/sock/694/9j21bbu5/xhr</div></td><td class="spyCol "><div class="spyStatus ">200 OK</div></td><td class="spyCol "><img class="spyIcon " src="chrome://firebug/content/blank.gif" alt="" /></td><td class="spyCol "><span class="spyTime "> 156ms</span></td><td class="spyCol "><a class="objectLink objectLink-sourceLink a11yFocus "><div class=" ">sockjs...v=677b0 (line 27)</div></a></td></tr></tbody></table></div></div><div class="logRow logRow-spy loaded error "><div class="spyHead "><table border="0" cellspacing="0" cellpadding="0" class="spyHeadTable focusRow outerFocusRow "><tbody class=" "><tr class="spyRow "><td class="spyTitleCol spyCol "><div class="spyTitle ">POST http://ec2-23-22-85-215.compute-1.amazonaws.com/...398-9f35-66ef0c8dd845/sock/694/9j21bbu5/xhr_send</div></td><td class="spyCol "><div class="spyStatus ">500 Internal Server Error</div></td><td class="spyCol "><img class="spyIcon " src="chrome://firebug/content/blank.gif" alt="" /></td><td class="spyCol "><span class="spyTime "> 63ms</span></td><td class="spyCol "><a class="objectLink objectLink-sourceLink a11yFocus "><div class=" ">sockjs...v=677b0 (line 27)</div></a></td></tr></tbody></table></div></div><div class="logRow logRow-spy loaded"><div class="spyHead "><table border="0" cellspacing="0" cellpadding="0" class="spyHeadTable focusRow outerFocusRow "><tbody class=" "><tr class="spyRow "><td class="spyTitleCol spyCol "><div class="spyTitle ">POST http://ec2-23-22-85-215.compute-1.amazonaws.com/...28c-4398-9f35-66ef0c8dd845/sock/694/9j21bbu5/xhr</div></td><td class="spyCol "><div class="spyStatus ">200 OK</div></td><td class="spyCol "><img class="spyIcon " src="chrome://firebug/content/blank.gif" alt="" /></td><td class="spyCol "><span class="spyTime "> 47ms</span></td><td class="spyCol "><a class="objectLink objectLink-sourceLink a11yFocus "><div class=" ">sockjs...v=677b0 (line 27)</div></a></td></tr></tbody></table></div></div><div class="logRow logRow-error"><pre class="objectBox inline objectBox-string ">&quot;NetworkError: 500 Internal Server Error - http://ec2-23-22-85-215.compute-1.amazonaws.com/kernels/4fcdd448-528c-4398-9f35-66ef0c8dd845/sock/694/9j21bbu5/xhr_send&quot;</pre><a class="objectLink objectLink-sourceLink a11yFocus "><div class=" ">xhr_send</div></a></div><div class="logRow logRow-errorMessage"><pre class="objectBox inline objectBox-errorMessage hasBreakSwitch "><div class="errorTitle focusRow subLogRow "><span class="errorMessage ">The connection to ws://ec2-23-22-85-215.compute-1.amazonaws.com/kernels/4fcdd448-528c-4398-9f35-66ef0c8dd845/sock/694/k9gnz13n/websocket was interrupted while the page was loading.</span></div><div class="errorSourceBox errorSource-show focusRow subLogRow "><table border="0" cellspacing="0" cellpadding="0" class=" "><tbody class=" "><tr class=" "><td class=" ">&nbsp;</td><td class=" "><a class="errorSource a11yFocus "><pre class="errorSourceCode ">...)})},y.prototype._didMessage=function(a){var b=this,c=a.slice(0,1);switch(c){cas...</pre></a><a class="objectLink objectLink-sourceLink a11yFocus "><div class=" ">sockjs...v=677b0 (line 27)</div></a></td></tr></tbody></table></div></pre></div></div><p>&nbsp;</p>