rhel: Option to create tunnel through ifcfg scripts.

[sliver-openvswitch.git] / rhel / README.RHEL

diff --git a/rhel/README.RHEL b/rhel/README.RHEL
index ba2774a..435772f 100644 (file)
--- a/rhel/README.RHEL
+++ b/rhel/README.RHEL
@@ -23,6 +23,8 @@ assignments.  The following OVS-specific variable names are supported:
 
         * "OVSBond", if <name> is an OVS bond.
 
+        * "OVSTunnel", if <name> is an OVS tunnel.
+
     - OVS_BRIDGE: If TYPE is anything other than "OVSBridge", set to
       the name of the OVS bridge to which the port should be attached.
 
@@ -39,6 +41,12 @@ assignments.  The following OVS-specific variable names are supported:
     - BOND_IFACES: For "OVSBond" interfaces, a list of physical
       interfaces to bond together.
 
+    - OVS_TUNNEL_TYPE: For "OVSTunnel" interfaces, the type of the tunnel.
+      For example, "gre", "vxlan", etc.
+
+    - OVS_TUNNEL_OPTIONS: For "OVSTunnel" interfaces, this field should be
+      used to specify the tunnel options like remote_ip, key, etc.
+
 Note
 ----
 
@@ -125,6 +133,17 @@ DEVICE=gige-*
 ONBOOT=yes
 HOTPLUG=no
 
+An Open vSwitch Tunnel:
+
+==> ifcfg-gre0 <==
+DEVICE=ovs-gre0
+ONBOOT=yes
+DEVICETYPE=ovs
+TYPE=OVSTunnel
+OVS_BRIDGE=ovsbridge0
+OVS_TUNNEL_TYPE=gre
+OVS_TUNNEL_OPTIONS="options:remote_ip=A.B.C.D"
+
 Reporting Bugs
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