<div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div><span style="color:rgb(0,0,0);white-space:pre-wrap">This is still happening after a reboot, Fedora 28. Restarting dovecot fixes the problem. Does anyone know if it could be related to this bug report? </span><font color="#000000"><span style="white-space:pre-wrap"><b><a href="https://bugzilla.redhat.com/show_bug.cgi?id=103401#c130">https://bugzilla.redhat.com/show_bug.cgi?id=103401#c130</a> </b> and suggested work around to add ports to </span></font><span style="color:rgb(0,0,0);white-space:pre-wrap">/proc/sys/net/ipv4/ip_local_reserved_ports?</span><br></div><div><pre class="gmail-bz_comment_text gmail-bz_wrap_comment_text" id="gmail-comment_text_139" style="white-space:pre-wrap;width:50em;color:rgb(0,0,0)">Nov 8 12:21:41 ourdomain dovecot[1386]: Error: service(pop3-login): listen(*, 995) failed: Address already in use
Nov 8 12:21:41 ourdomain dovecot[1386]: Error: service(pop3-login): listen(::, 995) failed: Address already in use
Nov 8 12:21:41 ourdomain dovecot[1386]: Error: service(imap-login): listen(*, 993) failed: Address already in use
Nov 8 12:21:41 ourdomain dovecot[1386]: Error: service(imap-login): listen(::, 993) failed: Address already in use
</pre></div><div>dovecot --version<br></div><div>2.2.36 (1f10bfa63)</div><div><br></div><div><div>dovecot -n</div><div># 2.2.36 (1f10bfa63): /etc/dovecot/dovecot.conf</div><div># OS: Linux 4.18.16-200.fc28.x86_64 x86_64 Fedora release 28 (Twenty Eight)</div><div># Hostname: <a href="http://ourdomain.com">ourdomain.com</a></div><div>auth_debug = yes</div><div>debug_log_path = /var/log/dovecot-debug.log</div><div>mail_debug = yes</div><div>mbox_write_locks = fcntl</div><div>namespace inbox {</div><div> inbox = yes</div><div> location =</div><div> mailbox Drafts {</div><div> special_use = \Drafts</div><div> }</div><div> mailbox Junk {</div><div> special_use = \Junk</div><div> }</div><div> mailbox Sent {</div><div> special_use = \Sent</div><div> }</div><div> mailbox "Sent Messages" {</div><div> special_use = \Sent</div><div> }</div><div> mailbox Trash {</div><div> special_use = \Trash</div><div> }</div><div> prefix =</div><div>}</div><div>passdb {</div><div> driver = pam</div><div>}</div><div>ssl = required</div><div>ssl_cert = </etc/letsencrypt/live/<a href="http://ourdomain.com/fullchain.pem">ourdomain.com/fullchain.pem</a></div><div>ssl_cipher_list = PROFILE=SYSTEM</div><div>ssl_key = # hidden, use -P to show it</div><div>userdb {</div><div> driver = passwd</div><div>}</div><div>protocol imap {</div><div> mail_location = mbox:~/mail:INBOX=/var/mail/%u</div></div><div><br></div><div><br></div><div><br></div></div></div></div></div>