<div dir="ltr"><div>Thank you for your quick response!<br><br><br>When using nmap from another computer in the same network, port 443 is said to be open but port 8443 isn't. The same holds when running "nmap localhost" on the machine itself.<br><br></div><div>The apache SSL configuration located in "/etc/httpd/conf.d/ssl.conf" provides the only occurrences of the uncommented string "443" in "/etc/httpd":<br></div><div>- "Listen 443 https"<br></div><div>- "<VirtualHost _default_:443>"<br></div><div>When running "grep -R 8443 /etc" the only matches I get are the two lines located in "/etc/services". "grep -R "[^0-9A-Za-z]8443" /usr/share" returns the following files:<br>- "/usr/share/doc/curl-7.29.0/CHANGES" (unrelated)<br>- "/usr/share/doc/perl-IO-Socket-SSL-1.94/example/<a href="http://ssl_mitm.pl">ssl_mitm.pl</a>"<br>- "/usr/share/doc/perl-Net-Server-2.007/examples/httpd"<br></div><div>- 5 x "/usr/share/hwdata/pci.ids" (unrelated)<br></div><div>- "/usr/share/roundcubemail/plugins/password/README" (commented)<br>- "/usr/share/roundcubemail/plugins/password/drivers/plesk.php" (commented)<br></div><div>- 2 x "/usr/share/perl5/vendor_perl/Net/Server/HTTP.pm"<br>- 2 x "/usr/share/perl5/vendor_perl/Net/Server/PSGI.pm"<br>- 2 x "/usr/share/perl5/vendor_perl/Net/Server/Proto/SSL.pm"<br>- 2 x "/usr/share/perl5/vendor_perl/Net/Server/Proto/SSLEAY.pm"<br>- "/usr/share/perl5/Unicode/Collate/CJK/Big5.pm" (random data)<br>- "/usr/share/perl5/Unicode/Collate/CJK/Pinyin.pm" (random data)<br>- "/usr/share/perl5/Unicode/Collate/CJK/Stroke.pm" (random data)<br>- 2 x "/usr/share/perl5/Unicode/Collate/Locale/<a href="http://zh_gb.pl">zh_gb.pl</a>" (random data)<br>- "/usr/share/php/Zend/Validate/Hostname/Biz.php"<br>- "/usr/share/php/Zend/Validate/Hostname/Cn.php"<br>- "/usr/share/iRony/lib/plugins/password/README" (commented)<br>- "/usr/share/iRony/lib/plugins/password/drivers/plesk.php" (commented)<br>- "/usr/share/kolab-freebusy/lib/plugins/password/README" (commented)<br>- "/usr/share/kolab-freebusy/lib/plugins/password/drivers/plesk.php" (commented)<br>- 2 x "/usr/share/nmap/nmap-service-probes" (unrelated)<br>- "/usr/share/nmap/nmap-services" (unrelated)<br>- "/usr/share/nmap/nselib/comm.lua" (unrelated)<br>- "/usr/share/nmap/nselib/shortport.lua" (unrelated)<br></div><div><br>Note that I am forwarding WAN port 443 to port 443 of my kolab server in the LAN.<br><br><br></div>Please feel free to ask for logs and configurations!<br><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Nov 9, 2015 at 3:23 PM, Thomas Spuhler <span dir="ltr"><<a href="mailto:thomas.spuhler@btspuhler.com" target="_blank">thomas.spuhler@btspuhler.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">On Monday, November 09, 2015 10:22:22 AM Erika Mustermann wrote:<br>
> Hi,<br>
><br>
><br>
> I recently installed Kolab 3.4 on Centos 7 using the installation guide<br>
</span>> <<a href="https://docs.kolab.org/installation-guide/index.html" rel="noreferrer" target="_blank">https://docs.kolab.org/installation-guide/index.html</a>> and the HOWTO<br>
> <<a href="https://docs.kolab.org/howtos/secure-kolab-server.html" rel="noreferrer" target="_blank">https://docs.kolab.org/howtos/secure-kolab-server.html</a>> for securing the<br>
<span class="">> services. After resolving some prior issues internally ("<a href="https://kolab" rel="noreferrer" target="_blank">https://kolab</a>" or "<br>
> <a href="https://kolab.example.org" rel="noreferrer" target="_blank">https://kolab.example.org</a>"), everything seemed to work but when I accessed<br>
> my server from outside I could neither login to<br>
> "<a href="https://example.org/chwala" rel="noreferrer" target="_blank">https://example.org/chwala</a>" ("Internal system error!") nor use the "FILES"<br>
> feature integrated in " <a href="https://example.org/webmail" rel="noreferrer" target="_blank">https://example.org/webmail</a>". The rest however<br>
> seemed to be functional.<br>
><br>
> I looked in the error logs of "chwala" ("/var/log/chwala/errors") since<br>
> this seems to be the component that causes the problem and found the<br>
> following error message:<br>
><br>
> PHP: Error: Login failed. Unable to connect to ssl://<a href="http://example.org:443" rel="noreferrer" target="_blank">example.org:443</a>.<br>
> Error: Connection timed out (POST)<br>
</span>check if your apache doesn't use port 8443 instead of 443<br>
<div class="HOEnZb"><div class="h5"><br>
><br>
> This error is logged when "chwala" is accessed directly. In the error logs<br>
> of "roundcubemail" ("/var/log/roundcubemail/errors") I found the following<br>
> message when accessing "FILES":<br>
><br>
> PHP: Error: Curl error: Connection timed out after 10162 milliseconds in<br>
> /usr/share/pear/HTTP/Request2/Adapter/Curl.php on line 149 (POST<br>
> /webmail/<some kind of hash value>/?_task=files)<br>
><br>
> Any ideas how to solve this?<br>
><br>
><br>
> Thanks for any help provided!<br>
<br>
</div></div><span class="HOEnZb"><font color="#888888">--<br>
Best regards<br>
Thomas Spuhler<br>
<br>
All of my e-mails have a valid digital signature<br>
ID 60114E63</font></span><br>_______________________________________________<br>
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