... ciao: " Some data about the system: - PPP daemon v2.4.5 - Linux kernel v3.2.51 (same error with v2.6.35 though) That's a really old kernel version, can you try 3.13 or newer? Lots of work has been done in the tty layer since 3.2 was released." my reading of this 'thread' suggests that "pppd" and/or "serial" have started "DEMANDING" bleeding edge kernel versions. if that 'correct', for me anyway, it's going to prove problematic. that aside, it doesn't seem like the most elegant solution, to problems it's meant to address ... -- ... it's not what you see , but in stead , notice ... -- To unsubscribe from this list: send the line "unsubscribe linux-ppp" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html