Here is a little patchlet which adds to the new documentation for CONFIG_INET_ECN in Configure.help. This patch applies to 2.4.0-test11-pre3. Steven diff -urN linux/Documentation/Configure.help.orig \ linux/Documentation/Configure.help --- linux/Documentation/Configure.help.orig Sat Nov 11 21:41:55 2000 +++ linux/Documentation/Configure.help Sat Nov 11 22:50:31 2000 @@ -2067,6 +2067,14 @@ writing) you will have to disable this option, either by saying N now or by using the sysctl. + ECN may be disabled with: + echo 0 > /proc/sys/net/ipv4/tcp_ecn + + ECN may be re-enabled with: + echo 1 > /proc/sys/net/ipv4/tcp_ecn + + Explicit Congestion Notification is more fully documented in RFC2481. + If in doubt, say N. SYN flood protection - 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/