From e56e3c25dbc8ac2855238c969d5f4efc70f71f00 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Sat, 10 Sep 2016 17:19:13 +0200
Subject: [PATCH] docs: update docs for prefix4/next_node.ip4

---
 docs/user/site.rst | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/docs/user/site.rst b/docs/user/site.rst
index 9349a1a5..b1f00c69 100644
--- a/docs/user/site.rst
+++ b/docs/user/site.rst
@@ -21,12 +21,14 @@ site_code
     The code of your community. It is good practice to use the TLD of
     your community here.
 
-prefix4
+prefix4 \: optional
     The IPv4 Subnet of your community mesh network in CIDR notation, e.g.
     ::
 
        prefix4 = '10.111.111.0/18'
 
+    Required if ``next_node.ip4`` is set.
+
 prefix6
     The IPv6 subnet of your community mesh network, e.g.
     ::
@@ -147,6 +149,8 @@ next_node \: package
         mac = 'ca:ff:ee:ba:be:00'
       }
 
+    The IPv4 next-node address is optional.
+
 mesh \: optional
     Options specific to routing protocols.