2 ### transport/30_exim4-config_remote_smtp
3 #################################
4 # This transport is used for delivering messages over SMTP connections.
5 # Refuse to send any message with over-long lines, which could have
6 # been received other than via SMTP. The use of message_size_limit to
7 # enforce this is a red herring.
10 debug_print = "T: remote_smtp for $local_part@$domain"
12 # hcoop-change: drop hosts_max_try to avoid hitting all gmail MX at once
14 hosts_max_try_hardlimit = 3
15 .ifndef IGNORE_SMTP_LINE_LENGTH_LIMIT
16 message_size_limit = ${if > {$max_received_linelength}{998} {1}{0}}
18 .ifdef REMOTE_SMTP_HOSTS_AVOID_TLS
19 hosts_avoid_tls = REMOTE_SMTP_HOSTS_AVOID_TLS
21 .ifdef REMOTE_SMTP_HEADERS_REWRITE
22 headers_rewrite = REMOTE_SMTP_HEADERS_REWRITE
24 .ifdef REMOTE_SMTP_RETURN_PATH
25 return_path = REMOTE_SMTP_RETURN_PATH
27 .ifdef REMOTE_SMTP_HELO_DATA
28 helo_data=REMOTE_SMTP_HELO_DATA
31 dkim_domain = DKIM_DOMAIN
34 dkim_selector = DKIM_SELECTOR
36 .ifdef DKIM_PRIVATE_KEY
37 dkim_private_key = DKIM_PRIVATE_KEY
40 dkim_canon = DKIM_CANON
43 dkim_strict = DKIM_STRICT
45 .ifdef DKIM_SIGN_HEADERS
46 dkim_sign_headers = DKIM_SIGN_HEADERS
48 .ifdef TLS_DH_MIN_BITS
49 tls_dh_min_bits = TLS_DH_MIN_BITS
51 .ifdef REMOTE_SMTP_TLS_CERTIFICATE
52 tls_certificate = REMOTE_SMTP_TLS_CERTIFICATE
54 .ifdef REMOTE_SMTP_PRIVATEKEY
55 tls_privatekey = REMOTE_SMTP_PRIVATEKEY
57 .ifndef REMOTE_SMTP_DISABLE_DANE
58 dnssec_request_domains = *