<div><div class="gmail_msg">Try OpenSSL s_client connect to a volumes brick port. Note you can controll the allowed ssl versions by setting a gluster vol option.</div><div class="gmail_msg"><br></div><div class="gmail_msg">Joe </div><div class="gmail_msg"><br class="gmail_msg"><div class="gmail_quote gmail_msg"><div class="gmail_msg">On Fri, Mar 31, 2017 at 8:33 AM Darren Zhang <<a href="mailto:hiscal@126.com" class="gmail_msg" target="_blank">hiscal@126.com</a>> wrote:<br class="gmail_msg"></div><blockquote class="gmail_quote gmail_msg" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="line-height:1.4" class="gmail_msg">So how can I know the default ssl protocol currently using between server and client? (gluster3.10.0 on ubuntu16.04)<br class="gmail_msg"><br class="gmail_msg"><br class="gmail_msg"> Yong Zhang<br class="gmail_msg"><br class="gmail_msg"><br class="gmail_msg"></div>On 2017-03-31 20:56 , <a href="mailto:ndevos@redhat.com" class="gmail_msg" target="_blank">Niels de Vos</a> Wrote: <br class="gmail_msg"><br class="gmail_msg"><blockquote id="m_-7384511530892906735m_-982553108558835713ntes-andriodmail-quote" style="margin:0px;padding-left:1ex;border-left:#ccc 1px solid" class="gmail_msg">On Fri, Mar 31, 2017 at 07:01:14AM -0500, Joseph Lorenzini wrote:
<br class="gmail_msg">> Hi Yong,
<br class="gmail_msg">>
<br class="gmail_msg">> Gluster uses the openssl library, which supports SSL 3.0 and TLS versions
<br class="gmail_msg">> 1.0,1.1,1.2. I actually don't know if its dynamically linked against the
<br class="gmail_msg">> openssl library nor what version of the openssl lib gluster has been tested
<br class="gmail_msg">> with. That is important info to know that is currently undocumented.
<br class="gmail_msg">
<br class="gmail_msg">It is dynamically linked and the version that is used is the openssl
<br class="gmail_msg">version that is provided by the distribution where the different
<br class="gmail_msg">glusterfs packages are built.
<br class="gmail_msg">
<br class="gmail_msg">Niels
<br class="gmail_msg"></blockquote></blockquote></div></div></div>