Читать книгу Mastering Linux System Administration - Richard Blum - Страница 81

ISO image files are sometimes large and can hover around 2 GB to7 GB in size. Fortunately for us, the CentOS boot ISO image file isn't that big. However, if you have a slow Internet connection and desire to get a large ISO image file, it could take hours to download! In these cases, it's worth your time to go visit that friend who has fiber‐based Internet and is willing to share their bandwidth.

It's important to verify that no corruption occurred while the ISO file was downloading. To do this, we'll use hashing.