# Don't offer resumption to (most) MUAs, who we don't want to reuse
# tickets. Once the TLS extension for vended ticket numbers comes
# though, re-examine since resumption on a single-use ticket is still a benefit.
+.ifdef _HAVE_TLS_RESUME
tls_resumption_hosts = ${if inlist {$received_port}{587:465} {:}{*}}
+.endif
# In order to support roaming users who wish to send email from anywhere,
# you may want to make Exim listen on other ports as well as port 25, in
remote_smtp:
driver = smtp
-.ifdef _HAVE_TLS
+.ifdef _HAVE_TLS_RESUME
tls_resumption_hosts = *
#endif
.ifdef _HAVE_PRDR
.ifdef _HAVE_GNUTLS
tls_require_ciphers = SECURE192:-VERS-SSL3.0:-VERS-TLS1.0:-VERS-TLS1.1
.endif
+.ifdef _HAVE_TLS_RESUME
tls_resumption_hosts = *
.endif
+.endif
.ifdef _HAVE_PRDR
hosts_try_prdr = *
.endif