X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=man%2Fsystemd.socket.xml;h=7885b0748a70e00b2a2f5e3bff082183adaf1b1a;hb=8bd3b8620c80d0f2383f2fb04315411fc8077ca1;hp=8a12e25cf4f4474e434ce852fc95b1514ee4725b;hpb=4819ff0358b6317c195fd4b1768e03d09c871070;p=elogind.git

diff --git a/man/systemd.socket.xml b/man/systemd.socket.xml
index 8a12e25cf..7885b0748 100644
--- a/man/systemd.socket.xml
+++ b/man/systemd.socket.xml
@@ -170,8 +170,13 @@
 
                                 <para>If the address string is a
                                 single number it is read as port
-                                number to listen on for both IPv4 and
-                                IPv6.</para>
+                                number to listen on via
+                                IPv6. Depending on the value of
+                                <varname>BindIPv6Only=</varname> (see below) this
+                                might result in the service being
+                                available via both IPv6 and IPv4 (default) or
+                                just via IPv6.
+                                </para>
 
                                 <para>If the address string is a
                                 string in the format v.w.x.y:z it is
@@ -181,7 +186,12 @@
 
                                 <para>If the address string is a
                                 string in the format [x]:y it is read
-                                as IPv6 address x on a port y.</para>
+                                as IPv6 address x on a port y. Note
+                                that this might make the service
+                                available via IPv4, too, depending on
+                                the <varname>BindIPv6Only=</varname>
+                                setting (see below).
+                                </para>
 
                                 <para>Note that SOCK_SEQPACKET
                                 (i.e. <varname>ListenSequentialPacket=</varname>)
@@ -217,7 +227,7 @@
                                 <listitem><para>Specifies a file
                                 system FIFO to listen on. This expects
                                 an absolute file system path as
-                                argument. Behaviour otherwise is very
+                                argument. Behavior otherwise is very
                                 similar to the
                                 <varname>ListenDatagram=</varname>
                                 directive above.</para></listitem>
@@ -228,7 +238,7 @@
                                 <listitem><para>Specifies a special
                                 file in the file system to listen
                                 on. This expects an absolute file
-                                system path as argument. Behaviour
+                                system path as argument. Behavior
                                 otherwise is very similar to the
                                 <varname>ListenFIFO=</varname>
                                 directive above. Use this to open
@@ -248,7 +258,7 @@
                                 or <varname>kobject-uevent</varname>)
                                 as argument, optionally suffixed by a
                                 whitespace followed by a multicast
-                                group integer. Behaviour otherwise is
+                                group integer. Behavior otherwise is
                                 very similar to the
                                 <varname>ListenDatagram=</varname>
                                 directive above.</para></listitem>
@@ -259,7 +269,7 @@
                                 <listitem><para>Specifies a POSIX
                                 message queue name to listen on. This
                                 expects a valid message queue name
-                                (i.e. beginning with /). Behaviour
+                                (i.e. beginning with /). Behavior
                                 otherwise is very similar to the
                                 <varname>ListenFIFO=</varname>
                                 directive above. On Linux message
@@ -286,7 +296,10 @@
                                 default, surprise!) the system wide
                                 default setting is used, as controlled
                                 by
-                                <filename>/proc/sys/net/ipv6/bindv6only</filename>.</para>
+                                <filename>/proc/sys/net/ipv6/bindv6only</filename>,
+                                which in turn defaults to the
+                                equivalent of
+                                <option>both</option>.</para>
                                 </listitem>
                         </varlistentry>