tls_require_ciphers = ${if or {{={$received_port}{CONF_submission_port}} \
{match_ip {$sender_host_address}{+trusted}}} \
{CONF_good_ciphers} \
tls_require_ciphers = ${if or {{={$received_port}{CONF_submission_port}} \
{match_ip {$sender_host_address}{+trusted}}} \
{CONF_good_ciphers} \