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authorPhil Pennock <pdp@exim.org>2017-01-31 23:55:51 -0500
committerPhil Pennock <pdp@exim.org>2017-02-02 16:05:11 -0500
commit2a23f96499d49162afc70fef92ff9bf49aa7ab5c (patch)
tree14245f418df94bfa3b17ec996f7483778fa715a3
parent33a1a1bf0dc7d8202f09fda79e5a496645bbeb3b (diff)
downloadexim4-2a23f96499d49162afc70fef92ff9bf49aa7ab5c.tar.gz
Proxy clarification & nit fixes.
Release: should be cherry-picked into 4.89RC series (cherry picked from commit bbfc5a3e3e0d4e150894edce2ae72bff24e4408b) Signed-off-by: Phil Pennock <pdp@exim.org>
-rw-r--r--doc/doc-docbook/spec.xfpt11
1 files changed, 9 insertions, 2 deletions
diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index 5cbc126a4..af359a19e 100644
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -12282,7 +12282,7 @@ qualified host name. See also &$smtp_active_hostname$&.
&$proxy_local_port$& &&&
&$proxy_session$&
These variables are only available when built with Proxy Protocol
-or Socks5 support
+or SOCKS5 support.
For details see chapter &<<SECTproxyInbound>>&.
.wen
@@ -36131,7 +36131,7 @@ The latter can be disabled by turning off the &%outgoing_interface%& option.
&%proxy%&: The internal (closest to the system running Exim) IP address
of the proxy, tagged by PRX=, on the &"<="& line for a message accepted
on a proxied connection
-or the &"=>"& line for a message delivered on a proxied connection..
+or the &"=>"& line for a message delivered on a proxied connection.
See &<<SECTproxyInbound>>& for more information.
.next
.cindex "log" "incoming remote port"
@@ -38625,6 +38625,13 @@ recorded in an ACL (example is below).
Use of a proxy is enabled by setting the &%hosts_proxy%&
main configuration option to a hostlist; connections from these
hosts will use Proxy Protocol.
+Exim supports both version 1 and version 2 of the Proxy Protocol and
+automatically determines which version is in use.
+
+The Proxy Protocol header is the first data received on a TCP connection
+and is inserted before any TLS-on-connect handshake from the client; Exim
+negotiates TLS between Exim-as-server and the remote client, not between
+Exim and the proxy server.
.new
The following expansion variables are usable