A system including a storage processing device with an input/output module. The input/output module has port processors to receive and transmit network traffic. The input/output module also has a switch connecting the port processors. Each port processor categorizes the network traffic as fast path network...http://www.google.de/patents/US20060013222?utm_source=gb-gplus-sharePatent US20060013222 - Apparatus and method for internet protocol data processing in a storage processing device