Hello! > I have discovered a way you can see the SIGIO problem without even > using the network. I'm afraid you selected wrong subject and wrong maillist. :-) I'm sorry I am not a big expert in tty io, so I cannot help you. Alexey - : 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