استفاده از دی وی دی (موجود در هارد) بعنوان ریپوزیتوری

1. sudo mkdir -p  /media/repo1 /media/repo2  /media/repo3 /opt/DVD
2. sudo chown -R USERNAME:USERNAME /opt
3. sudo chmod -R 755 /opt
4. Copy All DVDs in Directory: /opt/DVD
5. sudo vim /etc/fstab:
1. /opt/dvd/debian-9.5.0-i386-DVD-1.iso /media/repo1 iso9660 defaults 0 0
2. /opt/dvd/debian-9.5.0-i386-DVD-2.iso /media/repo1 iso9660 defaults 0 0
3. /opt/dvd/debian-9.5.0-i386-DVD-3.iso /media/repo1 iso9660 defaults 0 0
6. sudo vim /etc/apt/sources.lists:
1. deb [trusted=yes] file:///media/repo1 stretch main contrib
2. deb [trusted=yes] file:///media/repo2 stretch main contrib
3. deb [trusted=yes] file:///media/repo3 stretch main contrib