As you requested .... Thanks for you halp mario@mario-HP-Compaq-dc7100-SFF-PE226ET:~$ apt-cache policy cups
cups: Installé : 1.5.3-0ubuntu1 Candidat : 1.5.3-0ubuntu1 Table de version : *** 1.5.3-0ubuntu1 0 500 http://fr.archive.ubuntu.com/ubuntu/ precise-updates/main i386 Packages 100 /var/lib/dpkg/status 1.5.2-9ubuntu1 0 500 http://fr.archive.ubuntu.com/ubuntu/ precise/main i386 Packages mario@mario-HP-Compaq-dc7100-SFF-PE226ET:~$ mario@mario-HP-Compaq-dc7100-SFF-PE226ET:~$ ls /usr/lib/cups/backend/ beh dnssd hpfax https ipps mdns serial snmp usb bluetooth hp http ipp lpd parallel smb socket mario@mario-HP-Compaq-dc7100-SFF-PE226ET:~$ ls /usr/lib/cups/baxckend-avalable/ ls: impossible d'accéder à /usr/lib/cups/baxckend-avalable/: Aucun fichier ou dossier de ce type mario@mario-HP-Compaq-dc7100-SFF-PE226ET:~$ ls /usr/lib/cups/backend-available/ dnssd http https ipp ipps lpd snmp socket usb mario@mario-HP-Compaq-dc7100-SFF-PE226ET:~$ lpinfo -v network https network http network ipp network ipps network socket network lpd direct parallel:/dev/lp0 direct hp network beh network smb direct hpfax -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/945028 Title: network printing via LiveBox: cups-ipp-missing-validate-job To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cups/+bug/945028/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs