@Mark Thanks for the tip, will try the backports. Meanwhile I found this: http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2214 It appears that a firmware bug could be the root of the problem.
** Bug watch added: bugzilla.intellinuxwireless.org/ #2214 http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2214 -- unstable wireless with iwlagn https://bugs.launchpad.net/bugs/583210 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