diff --git a/en_US/howto/2-quarantine.clean.mails.per-user.md b/en_US/howto/2-quarantine.clean.mails.per-user.md
index 4c4265ce..71009922 100644
--- a/en_US/howto/2-quarantine.clean.mails.per-user.md
+++ b/en_US/howto/2-quarantine.clean.mails.per-user.md
@@ -18,11 +18,11 @@ $clean_quarantine_to = 'clean-quarantine';
 Restart Amavisd service.
 
 * Append below content to Postfix config file `/etc/postfix/master.cf`, ask
-  Postfix to listen on one additional network port `10026` (you're free to use
+  Postfix to listen on one additional network port `10031` (you're free to use
   another port):
 
 ```
-127.0.0.1:10026 inet n  -   -   -   -  smtpd
+127.0.0.1:10031 inet n  -   -   -   -  smtpd
     -o content_filter=smtp-amavis:[127.0.0.1]:10030
     -o recipient_bcc_maps=
     -o sender_bcc_maps=
@@ -55,7 +55,7 @@ service postfix restart
 ```
 
 * To quarantine all emails sent from/to `user@domain.com`, set its per-user
-  transport to `smtp:[127.0.0.1]:10026`.
+  transport to `smtp:[127.0.0.1]:10031`.
 
 Now all emails sent from/to `user@domain.com` will be quarantined into SQL
 database (specified in Amavisd config file, parameter `@storage_sql_dsn`).
@@ -69,3 +69,4 @@ Send an email to `user@domain.com` for testing:
 ## See also
 
 * [Quarantining](./quarantining.html)
+* [Per-domain or per-user transport (relay)](./per-account.transport.html)
diff --git a/html/quarantine.clean.mails.per-user.html b/html/quarantine.clean.mails.per-user.html
index c7a1fee8..246c177e 100644
--- a/html/quarantine.clean.mails.per-user.html
+++ b/html/quarantine.clean.mails.per-user.html
@@ -36,10 +36,10 @@ $clean_quarantine_to = 'clean-quarantine';
 <p>Restart Amavisd service.</p>
 <ul>
 <li>Append below content to Postfix config file <code>/etc/postfix/master.cf</code>, ask
-  Postfix to listen on one additional network port <code>10026</code> (you're free to use
+  Postfix to listen on one additional network port <code>10031</code> (you're free to use
   another port):</li>
 </ul>
-<pre><code>127.0.0.1:10026 inet n  -   -   -   -  smtpd
+<pre><code>127.0.0.1:10031 inet n  -   -   -   -  smtpd
     -o content_filter=smtp-amavis:[127.0.0.1]:10030
     -o recipient_bcc_maps=
     -o sender_bcc_maps=
@@ -73,7 +73,7 @@ $clean_quarantine_to = 'clean-quarantine';
 
 <ul>
 <li>To quarantine all emails sent from/to <code>user@domain.com</code>, set its per-user
-  transport to <code>smtp:[127.0.0.1]:10026</code>.</li>
+  transport to <code>smtp:[127.0.0.1]:10031</code>.</li>
 </ul>
 <p>Now all emails sent from/to <code>user@domain.com</code> will be quarantined into SQL
 database (specified in Amavisd config file, parameter <code>@storage_sql_dsn</code>).</p>
@@ -84,6 +84,7 @@ database (specified in Amavisd config file, parameter <code>@storage_sql_dsn</co
 <h2 id="see-also">See also</h2>
 <ul>
 <li><a href="./quarantining.html">Quarantining</a></li>
+<li><a href="./per-account.transport.html">Per-domain or per-user transport (relay)</a></li>
 </ul><div class="footer">
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