1 files changed, 31 insertions, 1 deletions

diff --git a/OpenSim/Framework/Servers/CheckSumServer.cs b/OpenSim/Server/Base/ProtocolVersions.cs
index ad5281d..8db5bb6 100644
--- a/OpenSim/Framework/Servers/CheckSumServer.cs
+++ b/OpenSim/Server/Base/ProtocolVersions.cs
@@ -1,4 +1,4 @@
-/*
+/*
  * Copyright (c) Contributors, http://opensimulator.org/
  * See CONTRIBUTORS.TXT for a full list of copyright holders.
  *
@@ -24,3 +24,33 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
+
+namespace OpenSim.Server.Base
+{
+    public class ProtocolVersions
+    {
+        /// <value>
+        /// This is the external protocol versions.  It is separate from the OpenSimulator project version.
+        /// 
+        /// These version numbers should be increased by 1 every time a code
+        /// change in the Service.Connectors and Server.Handlers, espectively, 
+        /// makes the previous OpenSimulator revision incompatible
+        /// with the new revision. 
+        /// 
+        /// Changes which are compatible with an older revision (e.g. older revisions experience degraded functionality
+        /// but not outright failure) do not need a version number increment.
+        /// 
+        /// Having this version number allows the grid service to reject connections from regions running a version
+        /// of the code that is too old. 
+        ///
+        /// </value>
+        
+        // The range of acceptable servers for client-side connectors
+        public readonly static int ClientProtocolVersionMin = 0;
+        public readonly static int ClientProtocolVersionMax = 0;
+
+        // The range of acceptable clients in server-side handlers
+        public readonly static int ServerProtocolVersionMin = 0;
+        public readonly static int ServerProtocolVersionMax = 0;
+    }
+}