commit 0f14f38b7fad2983623157eaedc8af294eeb74fc Author: Ulrike Uhlig <u@451f.org> Date: Thu Jan 21 13:11:40 2016 +0100 helo_argument IP should be encapsulated in []'s This is a patch proposed by Chris Knadle chris.knadle@coredump.us to make torbirdy compliant with RFC 5821 §4.1.3. Also see Debian bug: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=812115 Also look at which has a related issue: https://trac.torproject.org/projects/tor/ticket/13006 --- components/torbirdy.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/components/torbirdy.js b/components/torbirdy.js index 1dd87fe..22b5853 100644 --- a/components/torbirdy.js +++ b/components/torbirdy.js @@ -166,7 +166,7 @@ const TorBirdyPrefs = { */ // Prevent hostname leaks. - "mail.smtpserver.default.hello_argument": "127.0.0.1", + "mail.smtpserver.default.hello_argument": "[127.0.0.1]", // Compose messages in plain text (by default). "mail.html_compose": false, "mail.identity.default.compose_html": false,