Hi, We need to test the loopback feature of a 8139 card. Please let us know how to do it linux. We need ip to bypass its loopback mechanism for local address and send the packets to the card's driver. Kallol - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html