From: Heiko Schlittermann (HS12-RIPE) Date: Wed, 13 Mar 2019 20:53:12 +0000 (+0100) Subject: doc: Clarify the IPv4-mapped IPv6 lookups. X-Git-Tag: exim-4.93-RC0~259 X-Git-Url: https://git.exim.org/exim.git/commitdiff_plain/a23acfd5c4366f1c4d97e87ac61ee841f39b819a doc: Clarify the IPv4-mapped IPv6 lookups. Credits to Andreas Metzler . --- diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt index c21bc0dcc..f0bfd0eb8 100644 --- a/doc/doc-docbook/spec.xfpt +++ b/doc/doc-docbook/spec.xfpt @@ -6744,7 +6744,8 @@ the implicit key is the host's IP address rather than its name (see section .new &*Warning 3*&: Do not use an IPv4-mapped IPv6 address for a key; use the -IPv4. Such addresses being searched for are converted to IPv4. +IPv4, in dotted-quad form. (Exim converts IPv4-mapped IPv6 addresses to this +notation before executing the lookup.) .wen .next .new