The Internode Mirror contains a wide selection of software for download by Internode customers.
File Download Mirror Directory Listing
Index of /pub/ubuntu-ports/dists/bionic-proposed/main/installer-arm64/20101020ubuntu543.19/images/netboot/
Index of /pub/ubuntu-ports/dists/bionic-proposed/main/installer-arm64/20101020ubuntu543.19/images/netboot/