Sendmail sert à envoyer des mails (tout comme Postfix). Je passe par le serveur SMTP de l'entreprise.
/var/log/maillog
...
Dec 14 06:07:49 SNOYMON02 sendmail[28501]: mBE57nRu028501: to=prenom.nom@entreprise.fr, ctladdr=nagios (501/502), delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=30334, relay=[127.0.0.1] [127.0.0.1], dsn=4.0.0, stat=Deferred: Connection refused by [127.0.0.1]
Dec 14 06:08:01 SNOYMON02 sendmail[28888]: mBE581W7028888: from=nagios, size=387, class=0, nrcpts=1, msgid=<200812140508.mBE581W7028888@localhost.localdomain>, relay=nagios@localhost
Dec 14 06:08:01 SNOYMON02 sendmail[28886]: mBE581tD028886: from=nagios, size=372, class=0, nrcpts=1, msgid=<200812140508.mBE581tD028886@localhost.localdomain>, relay=nagios@localhost
Dec 14 06:08:01 SNOYMON02 sendmail[28888]: mBE581W7028888: to=nagios, ctladdr=nagios (501/502), delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=30387, relay=[127.0.0.1] [127.0.0.1], dsn=4.0.0, stat=Deferred: Connection refused by [127.0.0.1]
...
find / -name "*mqueue*" -print
/usr/include/bits/mqueue.h
/usr/include/mqueue.h
/usr/share/man/man0p/mqueue.h.0p.gz
/usr/lib64/perl5/5.8.5/x86_64-linux-thread-multi/bits/mqueue.ph
/usr/lib64/perl5/5.8.5/x86_64-linux-thread-multi/mqueue.ph
/usr/src/kernels/2.6.9-67.EL-x86_64/include/config/posix/mqueue.h
/usr/src/kernels/2.6.9-67.EL-x86_64/include/linux/mqueue.h
/usr/src/kernels/2.6.9-67.EL-largesmp-x86_64/include/config/posix/mqueue.h
/usr/src/kernels/2.6.9-67.EL-largesmp-x86_64/include/linux/mqueue.h
/usr/src/kernels/2.6.9-67.EL-smp-x86_64/include/config/posix/mqueue.h
/usr/src/kernels/2.6.9-67.EL-smp-x86_64/include/linux/mqueue.h
/var/spool/clientmqueue
/var/spool/mqueue