c2a@c2a-desktop:~/ns-allinone-2.33/ns-2.33/hls$ cat /etc/issue
Ubuntu 10.04.4 LTS \n \l

c2a@c2a-desktop:~/ns-allinone-2.33/ns-2.33/hls$ cat /etc/apt/sources.list
#deb cdrom:[Ubuntu 10.04.3 LTS _Lucid Lynx_ - Release i386 (20110720.1)]/ lucid main restricted
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.

deb http://fr.archive.ubuntu.com/ubuntu/ lucid main restricted
deb-src http://fr.archive.ubuntu.com/ubuntu/ lucid main restricted

## Major bug fix updates produced after the final release of the
## distribution.
deb http://fr.archive.ubuntu.com/ubuntu/ lucid-updates main restricted
deb-src http://fr.archive.ubuntu.com/ubuntu/ lucid-updates main restricted

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team. Also, please note that software in universe WILL NOT receive any
## review or updates from the Ubuntu security team.
deb http://fr.archive.ubuntu.com/ubuntu/ lucid universe
deb-src http://fr.archive.ubuntu.com/ubuntu/ lucid universe
deb http://fr.archive.ubuntu.com/ubuntu/ lucid-updates universe
deb-src http://fr.archive.ubuntu.com/ubuntu/ lucid-updates universe

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team, and may not be under a free licence. Please satisfy yourself as to
## your rights to use the software. Also, please note that software in
## multiverse WILL NOT receive any review or updates from the Ubuntu
## security team.
deb http://fr.archive.ubuntu.com/ubuntu/ lucid multiverse
deb-src http://fr.archive.ubuntu.com/ubuntu/ lucid multiverse
deb http://fr.archive.ubuntu.com/ubuntu/ lucid-updates multiverse
deb-src http://fr.archive.ubuntu.com/ubuntu/ lucid-updates multiverse

## Uncomment the following two lines to add software from the 'backports'
## repository.
## N.B. software from this repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
## Also, please note that software in backports WILL NOT receive any review
## or updates from the Ubuntu security team.
# deb http://fr.archive.ubuntu.com/ubuntu/ lucid-backports main restricted universe multiverse
# deb-src http://fr.archive.ubuntu.com/ubuntu/ lucid-backports main restricted universe multiverse

## Uncomment the following two lines to add software from Canonical's
## 'partner' repository.
## This software is not part of Ubuntu, but is offered by Canonical and the
## respective vendors as a service to Ubuntu users.
# deb http://archive.canonical.com/ubuntu lucid partner
# deb-src http://archive.canonical.com/ubuntu lucid partner

deb http://security.ubuntu.com/ubuntu lucid-security main restricted
deb-src http://security.ubuntu.com/ubuntu lucid-security main restricted
deb http://security.ubuntu.com/ubuntu lucid-security universe
deb-src http://security.ubuntu.com/ubuntu lucid-security universe
deb http://security.ubuntu.com/ubuntu lucid-security multiverse
deb-src http://security.ubuntu.com/ubuntu lucid-security multiverse
c2a@c2a-desktop:~/ns-allinone-2.33/ns-2.33/hls$ dpkg -l | grep -v ^rc | grep -v ^ii
Souhait=inconnU/Installé/suppRimé/Purgé/H=à garder
| État=Non/Installé/fichier-Config/dépaqUeté/échec-conFig/H=semi-installé/W=attend-traitement-déclenchements
|/ Err?=(aucune)/besoin Réinstallation (État,Err: majuscule=mauvais)
||/ Nom                                  Version                                         Description
+++-====================================-===============================================-============================================