add latest archlinux archiso (installation media) to your PXE setup
(web – http based)
cd /var/www/html/ mkdir -pv archlinux/i686/ archlinux/x86_64/ wget -c http://ftp.otenet.gr/linux/archlinux/iso/latest/arch/aitab wget -c http://ftp.otenet.gr/linux/archlinux/iso/latest/arch/checksum.i686.md5 wget -c http://ftp.otenet.gr/linux/archlinux/iso/latest/arch/checksum.x86_64.md5 cd archlinux/i686/ wget -c http://ftp.otenet.gr/linux/archlinux/iso/latest/arch/boot/i686/vmlinuz wget -c http://ftp.otenet.gr/linux/archlinux/iso/latest/arch/boot/i686/archiso.img wget -c http://ftp.otenet.gr/linux/archlinux/iso/latest/arch/i686/root-image.fs.sfs cd ../x86_64/ wget -c http://ftp.otenet.gr/linux/archlinux/iso/latest/arch/boot/x86_64/vmlinuz wget -c http://ftp.otenet.gr/linux/archlinux/iso/latest/arch/boot/x86_64/archiso.img wget -c http://ftp.otenet.gr/linux/archlinux/iso/latest/arch/x86_64/root-image.fs.sfs
https://balaskas.gr/wiki/archlinux/pxelinux.cfg/default