I try to install 20.04 server with preseeding on BIOS based device via PXE. I created pxelinux.cfg/default:
DEFAULT menu.c32
PROMPT 5
TIMEOUT 5
ONTIMEOUT ubuntu20
LABEL ubuntu20
MENU LABEL Ubuntu 20.04
KERNEL ubuntu20/vmlinuz acpi=off vga=normal nomodeset quiet ---
INITRD ubuntu20/initrd
APPEND root=/dev/ram0 ramdisk_size=3000 ip=dhcp url=http://192.168.1.10/ubuntu20/server.iso auto-install/enable=true debconf/priority=critical
preseed/url=http://192.168.1.10/ubuntu20/preseed.cfg --
ISO is downloaded, but installer fails to download preseed file. Casper.log:
server.iso 100% |********************************| 915M 0:00:00 ETA
--2020-07-03 14:06:04-- http://preseed/url=http://192.168.1.10/ubuntu20/preseed.cfg
Resolving preseed (preseed)... failed: Temporary failure in name resolution.
wget: unable to resolve host address 'preseed'
grep: /root/tmp/preseed.cfg: No such file or directory
How to include preseed file properly?