2nd and 3rd commands-scheri@scheri-laptop:~$ sudo apt-cdrom
[sudo] password for scheri:
LSorry, try again.
[sudo] password for scheri:
Sorry, try again.
[sudo] password for scheri:
apt 0.7.25.3ubuntu9.3 for i386 compiled on Sep 9 2010 22:22:06
Usage: apt-cdrom [options] command
apt-cdrom is a tool to add CDROM's to APT's source list. The
CDROM mount point and device information is taken from apt.conf
and /etc/fstab.
Commands:
add - Add a CDROM
ident - Report the identity of a CDROM
Options:
-h This help text
-d CD-ROM mount point
-r Rename a recognized CD-ROM
-m No mounting
-f Fast mode, don't check package files
-a Thorough scan mode
--auto-detect Auto detect drive and mount point
-c=? Read this configuration file
-o=? Set an arbitrary configuration option, eg -o dir::cache=/tmp
See fstab(5)
scheri@scheri-laptop:~$ sudo apt-get update --fix-missing
Ign cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429) lucid Release.gpg
Ign cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429)/ lucid/main Translation-en_US
Ign cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429)/ lucid/restricted Translation-en_US
Ign cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429) lucid Release
Ign cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429) lucid/main Packages
Ign cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429) lucid/restricted Packages
Ign cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429) lucid/main Packages
Ign cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429) lucid/restricted Packages
Err cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429) lucid/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 10.04 LTS _Lucid Lynx_ - Release i386 (20100429) lucid/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
Hit
http://ubuntu.mirrors.skynet.be lucid Release.gpg
Hit
http://archive.canonical.com lucid Release.gpg
Get:1
http://packages.medibuntu.org lucid Release.gpg [197B]
Ign
http://archive.canonical.com/ubuntu/ lucid/partner Translation-en_US
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid/main Translation-en_US
Ign
http://packages.medibuntu.org/ lucid/free Translation-en_US
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid/universe Translation-en_US
Ign
http://packages.medibuntu.org/ lucid/non-free Translation-en_US
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid/multiverse Translation-en_US
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid/restricted Translation-en_US
Hit
http://ubuntu.mirrors.skynet.be lucid-updates Release.gpg
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid-updates/main Translation-en_US
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid-updates/restricted Translation-en_US
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid-updates/universe Translation-en_US
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid-updates/multiverse Translation-en_US
Hit
http://archive.canonical.com lucid Release
Get:2
http://packages.medibuntu.org lucid Release [6,854B]
Hit
http://ubuntu.mirrors.skynet.be lucid-security Release.gpg
Ign
http://packages.medibuntu.org lucid Release
Hit
http://archive.canonical.com lucid/partner Packages
Hit
http://packages.medibuntu.org lucid/free Packages
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid-security/main Translation-en_US
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid-security/restricted Translation-en_US
Hit
http://archive.canonical.com lucid/partner Sources
Hit
http://packages.medibuntu.org lucid/non-free Packages
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid-security/universe Translation-en_US
Ign
http://ubuntu.mirrors.skynet.be/pub/ubuntu.com/ubuntu/ lucid-security/multiverse Translation-en_US
Hit
http://ubuntu.mirrors.skynet.be lucid Release
Hit
http://ubuntu.mirrors.skynet.be lucid-updates Release
Hit
http://ubuntu.mirrors.skynet.be lucid-security Release
Hit
http://ubuntu.mirrors.skynet.be lucid/main Packages
Hit
http://archive.getdeb.net lucid-getdeb Release.gpg
Hit
http://ubuntu.mirrors.skynet.be lucid/universe Packages
Ign
http://archive.getdeb.net/ubuntu/ lucid-getdeb/apps Translation-en_US
Hit
http://ubuntu.mirrors.skynet.be lucid/multiverse Packages
Hit
http://ubuntu.mirrors.skynet.be lucid/restricted Packages
Hit
http://ubuntu.mirrors.skynet.be lucid-updates/main Packages
Hit
http://ubuntu.mirrors.skynet.be lucid-updates/restricted Packages
Hit
http://ubuntu.mirrors.skynet.be lucid-updates/universe Packages
Hit
http://ubuntu.mirrors.skynet.be lucid-updates/multiverse Packages
Hit
http://ubuntu.mirrors.skynet.be lucid-security/main Packages
Hit
http://ubuntu.mirrors.skynet.be lucid-security/restricted Packages
Hit
http://ubuntu.mirrors.skynet.be lucid-security/universe Packages
Hit
http://ubuntu.mirrors.skynet.be lucid-security/multiverse Packages
Hit
http://archive.getdeb.net lucid-getdeb Release
Hit
http://archive.getdeb.net lucid-getdeb/apps Packages
Fetched 198B in 9s (21B/s)
W: GPG error:
http://packages.medibuntu.org lucid Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 2EBC26B60C5A2783
W: Failed to fetch cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429)/dists/lucid/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
W: Failed to fetch cdrom://Ubuntu 10.04 LTS _Lucid Lynx_ - Release i386 (20100429)/dists/lucid/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
E: Some index files failed to download, they have been ignored, or old ones used instead.
scheri@scheri-laptop:~$ nize
Again it mentions FAILED to fetch......also apt and apt get are not recognized,Im missing something.