On Sun, 2004-11-07 at 12:18 +0000, Tony Finch wrote:
On Sun, 7 Nov 2004, David Woodhouse wrote:
4. What is the intended lifetime for a singature? For how long is
it supposed to be valid?
The maximum time that mail stays undelivered on peoples queues before
being bounced. Theoretically unbounced but in practice a week or so.
Some large ISPs who deliver email to their users over SMTP keep messages
on their queues for up to a month, to allow for users who dial up
The recipient SHOULD NOT reject messages in that situation anyway,
because they'd be generating a bounce to an address which they _know_
wasn't responsible for the mail.