Patent ID: 8363257

Claim:
A data processing apparatus that includes first and second ports, the second port being different from the first port, the data processing apparatus comprising: a data processing part for monitoring the first port of the data processing apparatus and processing first data received via the first port; and a data converting part that performs predetermined processing on second data received via the second port, and in a case that the second data received through the second port includes protocol information in a header portion of the second data, removes the protocol information from the received data and forwards remaining data, without the protocol information, directly to the first port of the data processing apparatus to have the remaining data processed by the data processing part of the data processing apparatus, wherein the data converting part is separate from the second port, and in a case that the protocol information is removed from the received data by the data converting part, the protocol information is not in the remaining data forwarded to the first port by the data converting part.