> The "mobile IP" problem isn't IP's job and should not be. Not an expert here, but my understanding of the argument is: For constructing virtual networks, wh

> The "mobile IP" problem isn't IP's job and should not be. Not an expert here, but my understanding of the argument is: For constructing virtual networks, which may be distributed across the real Internet, the new protocol needed a virtual translation layer. It doesn't have one. Instead it just had a vastly larger address space, which doesn't help with this.