On 2013-10-10 02:18, Viktor Dukhovni wrote: > > It does not fail to find it. It just uses IPv4. See: > > http://www.postfix.org/postconf.5.html#smtp_address_preference > > The documentation for > > http://www.postfix.org/postconf.5.html#inet_protocols > > is sadly I believe out of date. The sentence: > > When both IPv4 and IPv6 support are enabled, the Postfix SMTP > client will attempt to connect via IPv6 before attempting to > use IPv4. Oooh, nice to find this, but documentation isnt updated, and telling me that smtp_address_preference = ipv6 is insecure, is it still insecure tho? im using postfix 2.9.3 and postfix 2.9.6 > is no longer accurate. That is only true when > > smtp_address_preference = ipv6 > > The correct description is: > > When both IPv4 and IPv6 support are enabled, the Postfix SMTP > client, for Postfix versions prior to 2.8, will attempt to > connect via IPv6 before attempting to use IPv4. Starting > with 2.8 protocol preference is controlled via the new > smtp_address_preference parameter. >
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