I have configured my syslog-ng.conf file as follows;
#
# This should behave pretty much like the original syslog on RedHat. But
# it could be configured a lot smarter.
#
# See syslog-ng(8) and syslog-ng.conf(5) for more information.
#
options {
sync (0);
time_reopen (10);
log_fifo_size (1000);
long_hostnames (off);
use_dns (yes);
use_fqdn (no);
create_dirs (no);
keep_hostname (yes);
};
source s_sys {
file ("/proc/kmsg" log_prefix("kernel: "));
unix-stream ("/dev/log");
internal();
udp(ip("0.0.0.0") port(514));
};
destination d_cons { file("/dev/console"); };
destination d_mesg { file("/var/log/messages"); };
destination d_auth { file("/var/log/secure"); };
destination d_mail { file("/var/log/maillog" sync(10)); };
destination d_spol { file("/var/log/spooler"); };
destination d_boot { file("/var/log/boot.log"); };
destination d_cron { file("/var/log/cron"); };
destination d_kern { file("/var/log/kern"); };
destination d_mlal { usertty("*"); };
filter f_kernel { facility(kern); };
filter f_default { level(info..emerg) and
not (facility(mail)
or facility(authpriv)
or facility(cron)); };
filter f_auth { facility(authpriv); };
filter f_mail { facility(mail); };
filter f_emergency { level(emerg); };
filter f_news { facility(uucp) or
(facility(news)
and level(crit..emerg)); };
filter f_boot { facility(local7); };
filter f_cron { facility(cron); };
#log { source(s_sys); filter(f_kernel); destination(d_cons); };
log { source(s_sys); filter(f_kernel); destination(d_kern); };
log { source(s_sys); filter(f_default); destination(d_mesg); };
log { source(s_sys); filter(f_auth); destination(d_auth); };
log { source(s_sys); filter(f_mail); destination(d_mail); };
log { source(s_sys); filter(f_emergency); destination(d_mlal); };
log { source(s_sys); filter(f_news); destination(d_spol); };
log { source(s_sys); filter(f_boot); destination(d_boot); };
log { source(s_sys); filter(f_cron); destination(d_cron); };
# vim:ft=syslog-ng:ai:si:ts=4:sw=4:et:
################################################################################
# Filter for cisco default log facility
# Gavin White 2011-10-05
filter f_cisco { facility(local7); };
# Filter for Juniper modified log facility
# NB you must override the default facility on your junos device:
# set system syslog host $host facility-override local6
# Gavin White 2011-10-05
filter f_juniper { facility(local6); };
# Destination for network logging
# Gavin White 2011-10-05
destination d_network { file("/var/log/network"); };
# Log statement for all network logging
# Gavin White 2011-10-05
log { source(s_sys); filter(f_cisco); destination(d_network); };
log { source(s_sys); filter(f_juniper); destination(d_network); };
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