> Because init is common to several UNIXes and ip=dhcp is a Linux specific feature? And yet the author seems to be comfortable using those linux-specific featu

> Because init is common to several UNIXes and ip=dhcp is a Linux specific feature? And yet the author seems to be comfortable using those linux-specific features: “Also, the kernel paremeters must have the rw flag or you have to remount the /dev/sda1 as rw, but changing kernel parameters are much more easier.” (from the follow-up post).