I have exactly the same problem with the same printer on lucid. Which means the problem lingers on later releases.
-- Duplex printing to Canon iP4500 over network fails https://bugs.launchpad.net/bugs/330140 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
