dhclient doesn't work because eth0 is up and show ipaddress, the problem seems due to a dns trouble. Sure i dunno why knetworkmanager applet show eth0 unmanaged. Anyway, till now that network is working afert a pair of restart of network icon is gray say unmanaged.
-- network-manager After reboot network is totally broken https://bugs.launchpad.net/bugs/279262 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs