Linux.com
Everything Linux and Open Source
Linux Configure Netconsole To Log Messages Over UDP Network
July 03, 2008 (3:00:00 PM) - 1 year, 4 months ago
Linux can be configured to log dmesg output to another system via network using syslog. It is done using kernel level networking stuff ia UDP port 514. There is module called netconsole which logs kernel printk messages over udp allowing debugging of problem where disk logging fails and serial consoles are impractical. Most modern distro has this netconsole as a built-in module. netconsole initializes immediately after NIC cards.
Read in the original layout at: http://www.linux.com/archive/articles/140451