Attempt to clarify what the various IP version selection options do.

[u/mdw/putty] / doc / using.but

diff --git a/doc/using.but b/doc/using.but
index 74c3f79..0c7fcf8 100644 (file)
--- a/doc/using.but
+++ b/doc/using.but
@@ -467,6 +467,9 @@ theory but servers will not necessarily cooperate.
 to obtain a fix from Microsoft in order to use addresses like
 \cw{127.0.0.5} - see \k{faq-alternate-localhost}.)
 
+For more options relating to port forwarding, see
+\k{config-ssh-portfwd}.
+
 \H{using-rawprot} Making \i{raw TCP connections}
 
 A lot of \I{debugging Internet protocols}Internet protocols are
@@ -867,7 +870,8 @@ PuTTY configuration box (see \k{config-ssh-prot}).
 \i{Internet protocol version}
 
 The \c{-4} and \c{-6} options force PuTTY to use the older Internet
-protocol \i{IPv4} or the newer \i{IPv6}.
+protocol \i{IPv4} or the newer \i{IPv6} for most outgoing
+connections.
 
 These options are equivalent to selecting your preferred Internet
 protocol version as \q{IPv4} or \q{IPv6} in the Connection panel of