On Mon, Jun 3, 2019 at 11:08 PM Geoff Russell <geoffrey.russell@xxxxxxxxx> wrote:Hi Douglas,Thanks for your help. I've spent about 6 hours on this problem and it has just vanished ...I tried elinks as a substitute for telnet ... telnet does succeed in the socket handshake, to is useful for quick test of that part of the connection.Just for future reference, openssl s_client is the usual way to test the connection stack to the server, which gives you the options to force specific versions of tls, specific ciphers, etc.