# TLS (server: TLS required before AUTH) gnutls exim -DSERVER=server -bd -oX PORT_D **** client-gnutls HOSTIPV4 PORT_D ??? 220 ehlo foobar ??? 250- ??? 250- ??? 250- ??? 250- ??? 250- ??? 250- ??? 250 auth plain AHVzZXJ4AHNlY3JldA== ??? 235 quit ??? 221 **** client-gnutls 127.0.0.1 PORT_D ??? 220 ehlo foobar ??? 250- ??? 250- ??? 250- ??? 250- ??? 250- ??? 250- ??? 250 auth plain AHVzZXJ4AHNlY3JldA== ??? 503 starttls ??? 220 ehlo foobar ??? 250- ??? 250- ??? 250- ??? 250- ??? 250- ??? 250 auth plain AHVzZXJ4AHNlY3JldA== ??? 235 quit ??? 221 **** killdaemon