X-Git-Url: https://git.distorted.org.uk/~mdw/preload-hacks/blobdiff_plain/9314b85a0abede2464bc7301cc0de4f57bb3005b..2a06ea0b5d53bb50a03818c3da598764009469dc:/noip.1

diff --git a/noip.1 b/noip.1
index 2d1beef..dc7e0d3 100644
--- a/noip.1
+++ b/noip.1
@@ -219,9 +219,10 @@ Matches all addresses.
 Matches the address of one of the machine's network interfaces.
 .TP
 .I address
-Matches just the given address.  An
+Matches just the given IPv4 or IPv6 address.  An
 .I address
-may be enclosed in square brackets.
+may be enclosed in square brackets; IPv6 addresses must be so enclosed,
+because colons are significant in the rest of the ACL syntax.
 .TP
 .IB address \- address
 Matches any address which falls in the given range.  Addresses are