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-rw-r--r--docs/configuration/interfaces/tunnel.rst3
1 files changed, 2 insertions, 1 deletions
diff --git a/docs/configuration/interfaces/tunnel.rst b/docs/configuration/interfaces/tunnel.rst
index b1e86edf..20202c82 100644
--- a/docs/configuration/interfaces/tunnel.rst
+++ b/docs/configuration/interfaces/tunnel.rst
@@ -214,7 +214,8 @@ that are discarding IP protocol 47 or blocking your source/desintation traffic.
4 packets transmitted, 4 received, 0% packet loss, time 3008ms
rtt min/avg/max/mdev = 1.055/1.729/1.989/0.395 ms
-
+.. note:: There is also a GRE over IPv6 encapsulation available, it is
+ called: ``ip6gre``.
.. _`other proposals`: https://www.isc.org/othersoftware/
.. _`Hurricane Electric`: https://tunnelbroker.net/