Am 16.03.2018 um 13:07 schrieb hw: > > Hi, > > what are the following messages supposed to tell me and does this > indicate a problem? > > > # systemctl status cyrus-imapd > [...] > master[3766]: unable to setsocketopt(IP_TOS): Operation not supported > master[3766]: unable to setsocketopt(IP_TOS): Operation not supported > [...] That's cyrus-imapd itself failing and has nothing to do with Exim. > Exim says it can not connect to the lmtp socket even when selinux > doesn´t get in the way. The configuration looks like this: > > > cyrus.conf (none of the two options work): > > [...] > # lmtp cmd="lmtpd -a" listen="lmtp:127.0.0.1" prefork=4 > lmtpunix cmd="lmtpd -a" listen="/var/lib/imap/socket/lmtp" > prefork=4 > [...] Providing just a snipped from the complete configuration of cyrus-imapd is insufficient. > exim.conf: > > [...] > begin transports > > > > # cyrus_ltcp: > # driver = smtp > # protocol = lmtp > # delivery_date_add > # envelope_to_add > # return_path_add > # hosts = localhost > # allow_localhost > > lmtp_socket: > driver = lmtp > socket = /var/lib/imap/socket/lmtp > delivery_date_add > envelope_to_add > return_path_add > > > # ls -la /var/lib/imap/socket/lmtp > srwxrwxrwx. 1 root root 0 Mar 16 12:58 /var/lib/imap/socket/lmtp > > > I have this working on the old server (which doesn´t run Centos) and am > trying to migrate it to the new one (which runs Centos 7.4). The > version of cyrus and sasl are the same on both machines. So cyrus-imapd and cyrus-sasl are not the ones shipped by CentOS? > What´s the problem with Centos that these things don´t just work as they > usually do? It works on CentOS, I can assure you that. Alexander