Dovecot: disable appending the Received header

feld · feld · commit 8ff53d12cb23 · 2026-01-20T15:16:33.000-08:00
This suppresses a Received header only applied during LMTP processing
and includes a timestamp.
diff --git a/cmdeploy/src/cmdeploy/dovecot/dovecot.conf.j2 b/cmdeploy/src/cmdeploy/dovecot/dovecot.conf.j2
@@ -168,6 +168,8 @@ service lmtp {
   }
 }
 
+lmtp_add_received_header = no
+
 service auth {
   unix_listener /var/spool/postfix/private/auth {
     mode = 0660

Original file line number	Diff line number	Diff line change
`@@ -168,6 +168,8 @@ service lmtp {`
`168`	`168`	`}`
`169`	`169`	`}`
`170`	`170`
	`171`	`+lmtp_add_received_header = no`
	`172`	`+`
`171`	`173`	`service auth {`
`172`	`174`	`unix_listener /var/spool/postfix/private/auth {`
`173`	`175`	`mode = 0660`