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andryyy 2021-05-05 15:34:51 +00:00
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@ -1944,8 +1944,8 @@
<h2 id="unauthenticated-relaying">Unauthenticated relaying<a class="headerlink" href="#unauthenticated-relaying" title="Permanent link">&para;</a></h2>
<div class="admonition warning">
<p class="admonition-title">Warning</p>
<p>Incorrect setup of <code>mynetworks</code> will allow your server to be used as an open relay. If abused, this <strong>will</strong> affect your ability to send emails and can take some time to be resolved.</p>
</div>
<p>Incorrect setup of <code>mynetworks</code> will allow your server to be used as an open relay. If abused, this <strong>will</strong> affect your ability to send emails and can take some time to be resolved.</p>
<h3 id="ipv4-hostssubnets">IPv4 hosts/subnets<a class="headerlink" href="#ipv4-hostssubnets" title="Permanent link">&para;</a></h3>
<p>To add the subnet <code>192.168.2.0/24</code> to the trusted networks you may use the following configuration, depending on your IPV4_NETWORK and IPV6_NETWORK scopes:</p>
<p>Edit <code>data/conf/postfix/extra.cf</code>:</p>
@ -1955,14 +1955,13 @@
<h3 id="ipv6-hostssubnets">IPv6 hosts/subnets<a class="headerlink" href="#ipv6-hostssubnets" title="Permanent link">&para;</a></h3>
<p>Adding IPv6 hosts is done the same as IPv4, however the subnet needs to be placed in brackets <code>[]</code> with the netmask appended.</p>
<p>To add the subnet 2001:db8::/32 to the trusted networks you may use the following configuration, depending on your IPV4_NETWORK and IPV6_NETWORK scopes:</p>
<p>Edit <code>data/conf/postfix/extra.cf</code>:</p>
<div class="highlight"><pre><span></span><code>mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128 [fe80::]/10 172.22.1.0/24 [fd4d:6169:6c63:6f77::]/64 [2001:db8::]/32
</code></pre></div>
<p><code>data/conf/postfix/extra.cf
mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128 [fe80::]/10 172.22.1.0/24 [fd4d:6169:6c63:6f77::]/64 [2001:db8::]/32</code></p>
<p>Run <code>docker-compose restart postfix-mailcow</code> to apply your new settings.</p>
<div class="admonition info">
<p class="admonition-title">Info</p>
<p>More information about mynetworks can be found in the <a href="http://www.postfix.org/postconf.5.html#mynetworks">Postfix documentation</a>.</p>
</div>
<p>More information about mynetworks can be found in the <a href="http://www.postfix.org/postconf.5.html#mynetworks">Postfix documentation</a>.</p>

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