| HTTP | http://cdimage.ubuntu.com/precise/dvd/20140920/precise-dvd-amd64.iso |
| RSYNC | rsync -tzhhP rsync://cdimage.ubuntu.com/cdimage/precise/dvd/20140920/precise-dvd-amd64.iso |
| ZSYNC | zsync http://cdimage.ubuntu.com/precise/dvd/20140920/precise-dvd-amd64.iso.zsync |
| GPG signature | http://cdimage.ubuntu.com/precise/dvd/20140920/MD5SUMS.gpg |
| Checksum | http://cdimage.ubuntu.com/precise/dvd/20140920/MD5SUMS |
