Add a link to a blog post by RedHat that discusses GRE tunnels in OVS

Change-Id: I6f3f458eadac12bcb907a2ee6b5d795b8e9593e2
8 years ago · 8a556c674f
1 changed files with 8 additions and 0 deletions
--- a/doc/source/devref/openvswitch_agent.rst
+++ b/doc/source/devref/openvswitch_agent.rst
@ -15,6 +15,14 @@ VLAN Tags

 .. _OpenVSwitch: http://openvswitch.org

+
+GRE Tunnels
+-----------
+
+GRE Tunneling is documented in depth in the `Networking in too much
+detail <http://openstack.redhat.com/Networking_in_too_much_detail>`_
+by RedHat.
+
 Further Reading
 ---------------