noip.1: Describe ACL entries in terms of <address-range> and <port-range>.

[preload-hacks] / noip.1

diff --git a/noip.1 b/noip.1
index 2d1beef..8687958 100644 (file)
--- a/noip.1
+++ b/noip.1
@@ -189,28 +189,22 @@ An
 is a comma-separated list of entries of the form:
 .IP
 .BR + | \-
-.IR address \c
-.RB [ \- \c
-.IR address | \c
-.BR / \c
-.IR prefix-length ]| \c
-.BR local | any
+.I address-range
 .RB [ : \c
-.IR port [ \c
-.BI \- \c
-.IR port ]]
+.IR port-range ]
 .PP
 (The spaces in the above are optional.)
 .PP
-The leading sign says whether
-matching addresses should be 
+The leading sign says whether matching addresses should be
 .I accepted
 .RB (` + ')
 or
 .I denied
 .RB (` \- ').
 .PP
-The IP-address portion may be any of the following
+The
+.I address-range
+portion may be any of the following.
 .TP
 .B any
 Matches all addresses.
@@ -219,9 +213,10 @@ 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
@@ -231,8 +226,9 @@ over octets to the right.
 .IB address / prefix-length
 Matches an address in the given network.
 .PP
-The port portion may be omitted (which means `match any port'), or may
-be a single
+The
+.I port-range
+may be omitted (which means `match any port'), or may be a single
 .I port
 or a range
 .IB port \- port