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Network booting with Linux - PXE

Oct 07, 2011, 19:02 (0 Talkback[s])
(Other stories by Rares Aioanei)

[ Thanks to LinuxCareer.com for this link. ]

"1.1. PXE: PXE (pronounced "pixie") stands for Preboot eXecution Environment and was introduced by Intel and Systemsoft in 1999. In short, it's a capability most modern network cards and BIOSes have that enables the system to boot from LAN, just like it would boot from hard disk or CD-ROM. The PXE support must be present in the NIC's firmware which, if set up accordingly in the BIOS, will get an IP address from the PXE server and download the necessary boot images. In order for an IP address to be available, the server must offer DHCP. After an IP address is leased, the TFTP server (which can be the same box as the DHCP server) hands out the necessary files to the client, so it can boot them after loading. That's the whole idea, so enough talk, let's get to work, shall we?"

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