hadi@hadi-N56JN:~$ sudo apt-get update
[sudo] password for hadi:
Ign cdrom://Ubuntu 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty InRelease
Ign cdrom://Ubuntu 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty Release.gpg
Ign cdrom://Ubuntu 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty Release
Err cdrom://Ubuntu 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty/main amd64 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 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty/restricted amd64 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 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty/main i386 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 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty/restricted i386 Packages
Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Ign cdrom://Ubuntu 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty/main Translation-en_US
Ign cdrom://Ubuntu 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty/main Translation-en
Ign cdrom://Ubuntu 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty/restricted Translation-en_US
Ign cdrom://Ubuntu 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1) trusty/restricted Translation-en
Ign
http://ir.archive.ubuntu.com trusty InRelease
Ign
http://ir.archive.ubuntu.com trusty-updates InRelease
Ign
http://ppa.launchpad.net trusty InRelease
Hit
http://ir.archive.ubuntu.com trusty Release.gpg
Ign
http://extras.ubuntu.com trusty InRelease
Hit
http://ir.archive.ubuntu.com trusty-updates Release.gpg
Ign
http://archive.canonical.com trusty InRelease
Hit
http://ir.archive.ubuntu.com trusty Release
Hit
http://ppa.launchpad.net trusty Release.gpg
Ign
http://security.ubuntu.com trusty-security InRelease
Get:1
http://extras.ubuntu.com trusty Release.gpg [72 B]
Hit
http://ir.archive.ubuntu.com trusty-updates Release
Get:2
http://archive.canonical.com trusty Release.gpg [933 B]
Hit
http://ir.archive.ubuntu.com trusty/main Sources
Hit
http://ir.archive.ubuntu.com trusty/restricted Sources
Hit
http://ppa.launchpad.net trusty Release
Get:3
http://extras.ubuntu.com trusty Release [11.9 kB]
Hit
http://ir.archive.ubuntu.com trusty/universe Sources
Get:4
http://security.ubuntu.com trusty-security Release.gpg [933 B]
Get:5
http://archive.canonical.com trusty Release [9,359 B]
Hit
http://ir.archive.ubuntu.com trusty/multiverse Sources
Hit
http://ir.archive.ubuntu.com trusty/main amd64 Packages
Hit
http://ppa.launchpad.net trusty/main Sources
Get:6
http://extras.ubuntu.com trusty/main Sources [14 B]
Hit
http://ir.archive.ubuntu.com trusty/restricted amd64 Packages
Get:7
http://archive.canonical.com trusty/partner Sources [10.0 kB]
Get:8
http://security.ubuntu.com trusty-security Release [63.5 kB]
Hit
http://ir.archive.ubuntu.com trusty/universe amd64 Packages
Hit
http://ir.archive.ubuntu.com trusty/multiverse amd64 Packages
Hit
http://ppa.launchpad.net trusty/main amd64 Packages
Get:9
http://extras.ubuntu.com trusty/main amd64 Packages [14 B]
Hit
http://ir.archive.ubuntu.com trusty/main i386 Packages
Get:10
http://archive.canonical.com trusty/partner amd64 Packages [5,632 B]
Hit
http://ir.archive.ubuntu.com trusty/restricted i386 Packages
Get:11
http://extras.ubuntu.com trusty/main i386 Packages [14 B]
Hit
http://ir.archive.ubuntu.com trusty/universe i386 Packages
Hit
http://ppa.launchpad.net trusty/main i386 Packages
Hit
http://ir.archive.ubuntu.com trusty/multiverse i386 Packages
Get:12
http://archive.canonical.com trusty/partner i386 Packages [6,306 B]
Get:13
http://archive.canonical.com trusty/partner Translation-en [4,588 B]
Hit
http://ir.archive.ubuntu.com trusty/main Translation-en
Hit
http://ir.archive.ubuntu.com trusty/multiverse Translation-en
Hit
http://ir.archive.ubuntu.com trusty/restricted Translation-en
Get:14
http://security.ubuntu.com trusty-security/main Sources [87.9 kB]
Hit
http://ir.archive.ubuntu.com trusty/universe Translation-en
Hit
http://ir.archive.ubuntu.com trusty-updates/main Sources
Hit
http://ir.archive.ubuntu.com trusty-updates/restricted Sources
Hit
http://ir.archive.ubuntu.com trusty-updates/universe Sources
Hit
http://ir.archive.ubuntu.com trusty-updates/multiverse Sources
Hit
http://ir.archive.ubuntu.com trusty-updates/main amd64 Packages
Hit
http://ir.archive.ubuntu.com trusty-updates/restricted amd64 Packages
Hit
http://ir.archive.ubuntu.com trusty-updates/universe amd64 Packages
Hit
http://ir.archive.ubuntu.com trusty-updates/multiverse amd64 Packages
Hit
http://ir.archive.ubuntu.com trusty-updates/main i386 Packages
Hit
http://ir.archive.ubuntu.com trusty-updates/restricted i386 Packages
Get:15
http://security.ubuntu.com trusty-security/restricted Sources [2,061 B]
Hit
http://ir.archive.ubuntu.com trusty-updates/universe i386 Packages
Hit
http://ir.archive.ubuntu.com trusty-updates/multiverse i386 Packages
Ign
http://extras.ubuntu.com trusty/main Translation-en_US
Get:16
http://security.ubuntu.com trusty-security/universe Sources [28.1 kB]
Hit
http://ir.archive.ubuntu.com trusty-updates/main Translation-en
Ign
http://ppa.launchpad.net trusty/main Translation-en_US
Hit
http://ir.archive.ubuntu.com trusty-updates/multiverse Translation-en
Ign
http://extras.ubuntu.com trusty/main Translation-en
Hit
http://ir.archive.ubuntu.com trusty-updates/restricted Translation-en
Hit
http://ir.archive.ubuntu.com trusty-updates/universe Translation-en
Get:17
http://security.ubuntu.com trusty-security/multiverse Sources [2,334 B]
Ign
http://ppa.launchpad.net trusty/main Translation-en
Get:18
http://security.ubuntu.com trusty-security/main amd64 Packages [309 kB]
Ign
http://ir.archive.ubuntu.com trusty/main Translation-en_US
Ign
http://ir.archive.ubuntu.com trusty/multiverse Translation-en_US
Ign
http://ir.archive.ubuntu.com trusty/restricted Translation-en_US
Ign
http://ir.archive.ubuntu.com trusty/universe Translation-en_US
Get:19
http://security.ubuntu.com trusty-security/restricted amd64 Packages [8,875 B]
Get:20
http://security.ubuntu.com trusty-security/universe amd64 Packages [111 kB]
Get:21
http://security.ubuntu.com trusty-security/multiverse amd64 Packages [3,683 B]
Get:22
http://security.ubuntu.com trusty-security/main i386 Packages [295 kB]
Get:23
http://security.ubuntu.com trusty-security/restricted i386 Packages [8,846 B]
Get:24
http://security.ubuntu.com trusty-security/universe i386 Packages [111 kB]
Get:25
http://security.ubuntu.com trusty-security/multiverse i386 Packages [3,838 B]
Get:26
http://security.ubuntu.com trusty-security/main Translation-en [164 kB]
Get:27
http://security.ubuntu.com trusty-security/multiverse Translation-en [1,679 B]
Get:28
http://security.ubuntu.com trusty-security/restricted Translation-en [2,266 B]
Get:29
http://security.ubuntu.com trusty-security/universe Translation-en [64.0 kB]
Fetched 1,317 kB in 9s (133 kB/s)
W: Failed to fetch cdrom://Ubuntu 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1)/dists/trusty/main/binary-amd64/Packages 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 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1)/dists/trusty/restricted/binary-amd64/Packages 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 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1)/dists/trusty/main/binary-i386/Packages 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 14.04.2 LTS _Trusty Tahr_ - Release amd64 (20150218.1)/dists/trusty/restricted/binary-i386/Packages 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.
hadi@hadi-N56JN:~$