However, if you put 15G down your "20G" path, you have no redundancy.
> In a cut, dropping 5G on the floor, causing 33% packet loss is not
> "up", it might as well be down.
>
> If your redundancy solution is at Layer 3, you have to have the
> policies in place that you don't run much over 10G across your dual
> 10G links or you're back to effectively giving up all redundancy.
This can be a valid solution. Our company has some multimedia traffic that can be axed if a catastrophe befalls our tubes. Obviously we'd prefer not to drop (or ax, as it were) any type of traffic, but it's a monetary decision.