Hmm.. I don't know WHY those messages are appearing if the email was
successfully sent out, but to stop them from appearing remove the todo/
contents (only the ones referring to the trouble messages).
Just my $5. :)
> ....
> opening remote/12/62710; will try again later
> Jul 5 09:49:39 r341-02 qmail: 931164579.605113 warning: trouble
> opening remote/11/62709; will try again later
>
> As of now I am being able to send mail outside.
>
> The directories remote/* are empty.
>
> In particular message 62710 corresponds to a message that was
> successfully sent out.
>