Over a pppd connection using chat on 2.2.18 kernel, and an ISP using 192.168. local administered addreses with masquerading enabled, if the kmail client gets a 550 error <relaying denied> it bombs out of memory and exits. Netscape's messenger exhibits the same behavior relative to the 550 <relaying denied> error and also terminates the client and browser with a signal 11. Review of the x console log prints a message: "XXXX app_name XXXX: terminated with a Singal 11 This problem does not occur when using local ethernet. ifconfig reports valid definitions for eth0, lo, and ppp0 interfaces and they pass loopback testing. MUTT works fine when it gets the error. The problem appears confined to something in X. Jeff - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] Please read the FAQ at http://www.tux.org/lkml/