Every problem noted in this article also exists in Enhanced IP. It still requires all software and hardware layers to be redesigned.<p>Every potential alternative to IPV6 is pointless. IPV6 is already implemented by every network vendor, and every modern operating system. Most consumer ISPs have already implemented it. All remaining ISPs, including Enterprise providers, are in the middle of implementing it.<p>No alternative protocol, including Enhanced IP, is going to be implemented. Ever.