Network connection apparatus

摘要

There is provided a packet routing apparatus for performing an IP additional function processing for a packet in the middle of a packet routing processing without damaging the high speed characteristic of the packet routing processing. A unique address is determined for each of function accelerators 11 to 14 in the inside of an extended function module 6, the unique address is added to a packet by a physical address lookup unit 105, and a data distribution unit 112 distributes the packet to the function accelerator corresponding to the unique address.