* on Friday, 2018-04-06 12:34 -0700, Kevin J. McCarthy <ke...@8t8.us> wrote:

> On Fri, Apr 06, 2018 at 08:23:59PM +0200, Daan van Rossum wrote:
> > I occasionally experience a perpetual hang in mutt when sending email
> > using SMTP over an unstable connection (4G).
> > 
> > How can I best debug and isolate the cause of the issue?  Or would you
> > recommend avoiding mutt's built-in SMTP functionality?
> Mutt's implementation is pretty basic.  I personally would recommend
> using a more robust tool if the connection is unstable (e.g. msmtp, or
> even a built-in MTA).

A timeout to the SMTP call would solve the hang issue.  The user can then chose 
to postpone or resend after the timeout returns a send error.

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