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SubjectRe: ECN configuration not working
On Sat, 9 Sep 2000, David S. Miller wrote:

> Date: Sat, 9 Sep 2000 20:22:41 +0200 (CEST)
> From: Linux Now <>
> If you just unset it in .config and echo 0 >
> /proc/sys/net/ipv4/tcp_ecn, it just acts as if it was enabled.
> If you unset it in .config there is no possibility for
> ECN _anything_ to occur from our networking code, period.

Something was wrong in test8-pre[1-4] as I could echo to
/proc/sys/net/ipv4/tcp_ecn when the entry was not present in .config.
But when CONFIG_INET_ECN was set, the behaviour was controlable.

> In this case, changing the tcp_ecn sysctl is a nop, it cannot change
> the behavior of anything whatsoever. Some monster with a funny sense
> of humor has crawled inside of your computer if changing the tcp_ecn
> sysctl does anything when CONFIG_INET_ECN is not set.

Maybe the NT streams have attached to my TCP packets to include an icon
for each one :)


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