Networks-on-chip (NoCs) are very configurable, arguably the most configurable piece of IP that you can put on a chip. The only thing that comes close are highly configurable extensible VLIW processors such as those from Tensilica (Cadence), ARC (Synopsys) and CEVA but Sonics would argue their NoCs are even more flexible. But this leads to a major challenge: how do you verify one of these beasts.
