For me last update (.47) also broke network access. The sky2 worked correctly. So I was forced to downgrade. Hardware is Marvell 88E8053 (rev19) in Gericom Supersonic PCIE notebook.
-- sky2 driver freezing system after ifdown and ifup https://launchpad.net/bugs/38865 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs