<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:12pt"><div class="" style=""><span class="" style="">Thanks for the reply.  </span></div><div class="" style="background-color: transparent"><span class="" style=""><br clear="none" class="" style=""></span></div><div class="" style="background-color: transparent"><span class="" style="">I'm running:</span></div><div class="" style="background-color: transparent"><span class="" style="">Linux strongSwan U5.1.3/K2.6.32-358.11.1.el6.x86_64<br clear="none" class="" style=""></span></div><div class="" style="background-color: transparent"><span class="" style=""><br clear="none" class="" style=""></span></div><div class="" style="background-color: transparent"><span class="" style="">On</span></div><div class="" style="background-color: transparent"><span class="" style="">Centos 6
 with:</span></div><div class="" style="background-color: transparent"><span class="" style="">2.6.32-358.11.1.el6.x86_64<br clear="none" class="" style=""></span></div><div class="" style="background-color: transparent"><span class="" style=""><br clear="none" class="" style=""></span></div><div class="" style=""><span class="" style=""></span></div><div class="" style="background-color: transparent"><span class="" style="">H.</span></div><div class="yahoo_quoted" style="display: block;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 12pt" class=""> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 12pt" class=""> <div dir="ltr" class="" style=""> <font size="2" face="Arial" class="" style=""> On Friday, 9 May 2014, 7:58, Martin Willi <martin@strongswan.org> wrote:<br class="" style=""> </font> </div>  <div class=""
 style="">Harry,<br clear="none" class="" style=""><br clear="none" class="" style="">> User is using a iPhone 5s. [...] Later on that day they connect again<br clear="none" class="" style="">> (Whilst on a 4g connection).<br clear="none" class="" style=""><br clear="none" class="" style="">> It now shows:<br clear="none" class="" style="">>   UPDATING, TUNNEL<br clear="none" class="" style="">> <br clear="none" class="" style="">> I can't find any documentation on this status, can any one help?<br clear="none" class="" style=""><br clear="none" class="" style="">A CHILD_SA is in UPDATING state if the daemon tries to update endpoint<br clear="none" class="" style="">addresses after one of the attachment points have changed. Seems that<br clear="none" class="" style="">there is some SA update involved, but not sure if that works with iOS.<br clear="none" class="" style="">As always, your log output could help to see what is going
 on.<br clear="none" class="" style=""><br clear="none" class="" style="">This state should not be persistent; it should be restored after the<br clear="none" class="" style="">update completes (or fails). There is a bug which prevents to restore<br clear="none" class="" style="">state if updating the CHILD_SA is not supported. I've addressed it with<br clear="none" class="" style="">[1], you may try to apply that patch.<br clear="none" class="" style=""><br clear="none" class="" style="">So the question is, why is the update failing? What is your strongSwan<br clear="none" class="" style="">version, and what kernel backend on which OS do you have in use?<br clear="none" class="" style=""><br clear="none" class="" style="">Regards<br clear="none" class="" style="">Martin<div class="" id="yqtfd41873" style=""><br clear="none" class="" style=""><br clear="none" class="" style="">[1]</div><a shape="rect"
 href="http://git.strongswan.org/?p=strongswan.git;a=commitdiff;h=b1b01840" target="_blank" class="" style="">http://git.strongswan.org/?p=strongswan.git;a=commitdiff;h=b1b01840</a><div class="" id="yqtfd32391" style=""><br clear="none" class="" style=""><br clear="none" class="" style=""></div><br class="" style=""><br class="" style=""></div>  </div> </div>  </div> </div></body></html>