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Install and configure TFTP server software on the boot server.
Create the /tftpboot directory hierarchy.
Copy the kernel and fsimage files to the /tftpboot/profiles/castor directory.
See DHCP and Boot Server Redundancy, https://perifery.atlassian.net/wiki/spaces/public/pages/2443808626/Setting+Up+PXE+Booting#DHCP-and-Boot-Server-Redundancy%5BinlineExtension%5D below.
Installing and Configuring TFTP
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