OK, solved temporarily. There is a "portreserve" daemon. Stopping it and restarting cyrus solved it. I should configure it in any way to exclude imap services. Malte admin <admin@xxxxxxxxxx> schrieb am Do, 10.09.2015 09:50: > Hi > after a system update on centos 6.7 final (2.6.32-573.3.1.el6.x86_64) and a reboot cyrus (2.3.16-13) does not listen anymore on any ipv4 port. > netstat -tulpen says: > tcp 0 0 :::143 :::* LISTEN 0 16131949 20054/cyrus-master > tcp 0 0 :::993 :::* LISTEN 0 16131956 20054/cyrus-master > > That is ipv6 as far as i know. > > udp 0 0 0.0.0.0:143 0.0.0.0:* 0 10484 1407/portreserve > udp 0 0 0.0.0.0:993 0.0.0.0:* 0 10486 1407/portreserve > > What does "portreserve" mean? > > Nmap from remote: > nmap 85.25.155.7 > 22/tcp open ssh > 25/tcp open smtp > 80/tcp open http > 389/tcp open ldap > 443/tcp open https > 8443/tcp open https-alt > > Nmap run locally from server > nmap 85.25.155.7 (or localhost) > rDNS record for 85.25.155.7: puck1171 > Not shown: 993 closed ports > PORT STATE SERVICE > 22/tcp open ssh > 25/tcp open smtp > 80/tcp open http > 389/tcp open ldap > 443/tcp open https > 3306/tcp open mysql > 8443/tcp open https-alt > > The cyrus.conf is: > SERVICES { > # add or remove based on preferences > imap cmd="imapd" listen="imap" prefork=5 > #imaps cmd="imapd -s" listen="imaps" prefork=5 > imaps cmd="imapd -s" listen="[85.25.155.7:]imaps" proto=tcp4 prefork=5 > pop3 cmd="pop3d" listen="pop3" prefork=3 > pop3s cmd="pop3d -s" listen="pop3s" prefork=1 > sieve cmd="timsieved" listen="sieve" prefork=0 > lmtpunix cmd="lmtpd" listen="/var/lib/imap/socket/lmtp" prefork=1 > } > (cyrus-imapd restarted, several imapd/pop3d proesses are running) > I am lost at this point and do not know what to check next. Any help is highly appreciated. > The log reports some "auxpropfunc error invalid parameter supplied" messages, but these are subject to authentification, right? > > Malte > ---- > Cyrus Home Page: http://www.cyrusimap.org/ > List Archives/Info: http://lists.andrew.cmu.edu/pipermail/info-cyrus/ > To Unsubscribe: > https://lists.andrew.cmu.edu/mailman/listinfo/info-cyrus ---- Cyrus Home Page: http://www.cyrusimap.org/ List Archives/Info: http://lists.andrew.cmu.edu/pipermail/info-cyrus/ To Unsubscribe: https://lists.andrew.cmu.edu/mailman/listinfo/info-cyrus