Subj : New One To : Michiel van der Vlist From : Tommi Koivula Date : Wed Nov 18 2020 12:53:18 TK>> Many smtp servers refuse mail from ip addresses without a valid TK>> reverse. Both ipv4 and ipv6. MV> So I heard too. I haven't encountered any problems myself. Try sending mail to google smtp servers. It's not that easy. MV> Now that you mention smtp servers, I have not yet run into an smtp MV> server that supports IPv6... I have been running such a thing for many years. One of the advantages of HE tunnel is that you have static ipv6 and can run smtp server. 'Tommi .... he.net certified sage --- * Origin: - rbb.fidonet.fi - Finland - (2:221/360) .