From 4d30d698cf39b2da186f6761b24904a06cfb7b27 Mon Sep 17 00:00:00 2001
From: David Stainton <dstainton415@gmail.com>
Date: Wed, 21 Sep 2016 13:01:30 +0000
Subject: [PATCH] Minor correction to ipv6 + ipv4 configuration considerations

---
 docs/configuration.rst | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/docs/configuration.rst b/docs/configuration.rst
index 80b411869..6e10dda42 100644
--- a/docs/configuration.rst
+++ b/docs/configuration.rst
@@ -145,8 +145,10 @@ set the ``tub.location`` option described below.
     "server endpoint descriptor" strings, each of which is a value like
     ``tcp:12345`` and ``tcp:23456:interface=127.0.0.1``.
 
-    To listen on multiple ports at once (e.g. both TCP-on-IPv4 and
-    TCP-on-IPv6), use something like ``tcp:12345,tcp6:12345``.
+    To listen on multiple ports at once (e.g. both TCP-on-IPv4 and TCP-on-IPv6),
+    use something like ``tcp6:interface=2600\:3c01\:f03c\:91ff\:fe93\:d272:3456,tcp:interface=8.8.8.8:3456``.
+    Lists of endpoint descriptor strings like the following ``tcp:12345,tcp6:12345``
+    are known to not work because an ``Address already in use.`` error.
 
     If ``tub.port`` is the string ``disabled``, the node will not listen at
     all, and thus cannot accept connections from other nodes. If ``[storage]