Merge branch 'mainstream'

[sliver-openvswitch.git] / OPENFLOW-1.1+

diff --git a/OPENFLOW-1.1+ b/OPENFLOW-1.1+
index 07b2660..e194ba7 100644 (file)
--- a/OPENFLOW-1.1+
+++ b/OPENFLOW-1.1+
@@ -78,23 +78,6 @@ probably incomplete.
       reasonable performance.
       [required for OF1.1+]
 
-    * Groups.
-
-        * Type all
-          [required for OF1.1+]
-
-        * Type select
-          [optional for OF1.1+]
-
-        * Type indirect
-          [required for OF1.1+]
-
-        * Type fast failover
-          [optional for OF1.1+]
-
-        * Statistics
-          [optional for OF1.1+]
-
 OpenFlow 1.2
 ------------
 
@@ -103,6 +86,11 @@ additional work specific to Openflow 1.2 are complete.  (This is based
 on the change log at the end of the OF1.2 spec.  I didn't compare the
 specs carefully yet.)
 
+    * Action translation needs some work to transform OpenFlow 1.1
+      field modification actions into OpenFlow 1.2+ "set-field"
+      actions, because OpenFlow 1.2 dropped support for the OF1.1
+      actions.
+
 OpenFlow 1.3
 ------------
 
@@ -111,16 +99,18 @@ following additional work.  (This is based on the change log at the
 end of the OF1.3 spec, reusing most of the section titles directly.  I
 didn't compare the specs carefully yet.)
 
-    * Send errors for unsupported multipart requests.
-      [required for OF1.3+]
-
     * Add support for multipart requests.
+      Currently we always report OFPBRC_MULTIPART_BUFFER_OVERFLOW.
       [optional for OF1.3+]
 
     * Add OFPMP_TABLE_FEATURES statistics.
       [optional for OF1.3+]
 
     * More flexible table miss support.
+      This requires the following.
+      - Change the default table-miss action (in the absense of table-miss
+        entry) from packet_in to drop for OF1.3+.  Decide what to do if
+        a switch is configured to support multiple OF versions.
       [required for OF1.3+]
 
     * IPv6 extension header handling support.  Fully implementing this
@@ -129,11 +119,9 @@ didn't compare the specs carefully yet.)
       that is all done, is probably 2 or 3 days work.
       [optional for OF1.3+]
 
-    * Per-flow meters.  Similar to IPv6 extension headers in kernel
-      and design requirements.  Might be politically difficult to add
-      directly to the kernel module, since its functionality overlaps
-      with tc.  Ideally, therefore, we could implement these somehow
-      with tc, but I haven't investigated whether that makes sense.
+    * Per-flow meters.  OpenFlow protocol support is now implemented.
+      Support for the special OFPM_SLOWPATH and OFPM_CONTROLLER meters
+      is missing.  Support for the software switch is under review.
       [optional for OF1.3+]
 
     * Per-connection event filtering.  OF1.3 adopted Open vSwitch's
@@ -150,15 +138,16 @@ didn't compare the specs carefully yet.)
       some kind of "hardware" support, if we judged it useful enough.)
       [optional for OF1.3+]
 
-    * MPLS BoS matching.  (Included in Simon's MPLS series?)
+    * MPLS BoS matching.
+      Part of MPLS patchset by Simon Horman.
       [optional for OF1.3+]
 
     * Provider Backbone Bridge tagging.  I don't plan to implement
       this (but we'd accept an implementation).
       [optional for OF1.3+]
 
-    * Rework tag order.  I'm not sure whether we need to do anything
-      for this. Part of MPLS patchset by Simon Horman.
+    * Rework tag order.
+      Part of MPLS patchset by Simon Horman.
       [required for v1.3+]
 
     * On-demand flow counters.  I think this might be a real
@@ -255,6 +244,12 @@ OpenFlow 1.4
       [EXT-235]
       [optional for OF1.4+]
 
+General
+-----
+
+    * ovs-ofctl(8) often lists as Nicira extensions features that
+      later OpenFlow versions support in standard ways.
+
 How to contribute
 -----------------