Linux OVS dpdk vxlan tunnel endpoint ip address

Add possiblity to add ip address and mtu on dpdk ovs bridge to
be able use VXLAN as tenant segmentation.

Change-Id: I1394d30c5d9935218841b17ff7651dac7b4abefa
Epic: PROD-8957
diff --git a/README.rst b/README.rst
index c1b8cc7..22b8b1a 100644
--- a/README.rst
+++ b/README.rst
@@ -798,6 +798,7 @@
             type: dpdk_ovs_port
             n_rxq: 2
             bridge: br-prv
+            mtu: 9000
           br-prv:
             enabled: true
             type: dpdk_ovs_bridge
@@ -826,6 +827,7 @@
             enabled: true
             type: dpdk_ovs_port
             n_rxq: 2
+            mtu: 9000
           dpdk_first_nic:
             name: ${_param:primary_first_nic}
             pci: 0000:05:00.0
@@ -834,6 +836,7 @@
             enabled: true
             type: dpdk_ovs_port
             n_rxq: 2
+            mtu: 9000
           dpdkbond0:
             enabled: true
             bridge: br-prv
@@ -843,6 +846,22 @@
             enabled: true
             type: dpdk_ovs_bridge
 
+**DPDK OVS bridge for VXLAN**
+
+If VXLAN is used as tenant segmentation then ip address must be set on br-prv
+
+.. code-block:: yaml
+
+    linux:
+      network:
+        ...
+        interface:
+          br-prv:
+            enabled: true
+            type: dpdk_ovs_bridge
+            address: 192.168.50.0
+            netmask: 255.255.255.0
+            mtu: 9000
 
 Linux storage
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