Re: ECN: Clearing the air (fwd)

[Peter Samuelson]

[James Sutherland]
> That depends what you mean by "retry"; I wanted the ability to
> attempt a non-ECN connection. i.e. if I'm a mailserver, and try
> connecting to one of Hotmail's MX hosts with ECN, I'll get RST every
> time.  I would like to be able to retry with ECN disabled for that
> connection.

So write a script to disable ECN via sysctl, retry your outgoing MTA
queue, and re-enable ECN.  Run it via cron about once a day.

Peter
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