majd@majd-ubuntu:~$  sudo apt-get update
Ign cdrom://Ubuntu-Server 6.06 _Dapper Drake_ - Release i386 (20060531) dapper Release.gpg
Ign cdrom://Ubuntu-Server 6.06 _Dapper Drake_ - Release i386 (20060531) dapper Release
Ign cdrom://Ubuntu-Server 6.06 _Dapper Drake_ - Release i386 (20060531) dapper/main Packages
Ign cdrom://Ubuntu-Server 6.06 _Dapper Drake_ - Release i386 (20060531) dapper/restricted Packages
Err cdrom://Ubuntu-Server 6.06 _Dapper Drake_ - Release i386 (20060531) dapper/main Packages
  Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Err cdrom://Ubuntu-Server 6.06 _Dapper Drake_ - Release i386 (20060531) dapper/restricted Packages
  Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Get:1 http://www.beerorkid.com dapper Release.gpg [189B]
Get:2 http://us.archive.ubuntu.com dapper Release.gpg [189B]
Get:3 http://us.archive.ubuntu.com dapper-updates Release.gpg [189B]
Hit http://www.beerorkid.com dapper Release
Get:4 http://us.archive.ubuntu.com dapper-backports Release.gpg [189B]
Hit http://us.archive.ubuntu.com dapper Release
Get:5 http://security.ubuntu.com dapper-security Release.gpg [189B]
Hit http://www.beerorkid.com dapper/main Packages
Hit http://us.archive.ubuntu.com dapper-updates Release
Hit http://security.ubuntu.com dapper-security Release
Hit http://us.archive.ubuntu.com dapper-backports Release
Hit http://us.archive.ubuntu.com dapper/main Packages
Hit http://us.archive.ubuntu.com dapper/restricted Packages
Hit http://security.ubuntu.com dapper-security/main Packages
Hit http://us.archive.ubuntu.com dapper/main Sources
Hit http://us.archive.ubuntu.com dapper/restricted Sources
Hit http://us.archive.ubuntu.com dapper/universe Packages
Hit http://us.archive.ubuntu.com dapper/universe Sources
Hit http://us.archive.ubuntu.com dapper-updates/main Packages
Hit http://us.archive.ubuntu.com dapper-updates/restricted Packages
Hit http://us.archive.ubuntu.com dapper-updates/main Sources
Hit http://us.archive.ubuntu.com dapper-updates/restricted Sources
Hit http://security.ubuntu.com dapper-security/restricted Packages
Hit http://security.ubuntu.com dapper-security/main Sources
Hit http://security.ubuntu.com dapper-security/restricted Sources
Hit http://us.archive.ubuntu.com dapper-backports/main Packages
Hit http://us.archive.ubuntu.com dapper-backports/restricted Packages
Hit http://us.archive.ubuntu.com dapper-backports/universe Packages
Hit http://us.archive.ubuntu.com dapper-backports/multiverse Packages
Hit http://us.archive.ubuntu.com dapper-backports/main Sources
Hit http://us.archive.ubuntu.com dapper-backports/restricted Sources
Hit http://us.archive.ubuntu.com dapper-backports/universe Sources
Hit http://us.archive.ubuntu.com dapper-backports/multiverse Sources
Hit http://security.ubuntu.com dapper-security/universe Packages
Hit http://security.ubuntu.com dapper-security/universe Sources
Fetched 5B in 1s (4B/s)
Failed to fetch cdrom:[Ubuntu-Server 6.06 _Dapper Drake_ - Release i386 (20060531)]/dists/dapper/main/binary-i386/Packages.gz  Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Failed to fetch cdrom:[Ubuntu-Server 6.06 _Dapper Drake_ - Release i386 (20060531)]/dists/dapper/restricted/binary-i386/Packages.gz  Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Reading package lists... Done
E: Some index files failed to download, they have been ignored, or old ones used instead.
majd@majd-ubuntu:~$