I guess you want for ftp://cdimage.ubuntu.com/cdimage/releases/20.04/release/ to publish an .ins file that HMC could load, and then be able to bring up network and possibly default to said url to use .iso from there to complete the install.
I guess you want for ftp://cdimage. ubuntu. com/cdimage/ releases/ 20.04/release/ to publish an .ins file that HMC could load, and then be able to bring up network and possibly default to said url to use .iso from there to complete the install.