diff --git a/src/java/com/threerings/presents/server/PresentsSession.java b/src/java/com/threerings/presents/server/PresentsSession.java
index 10561c895..411d2d271 100644
--- a/src/java/com/threerings/presents/server/PresentsSession.java
+++ b/src/java/com/threerings/presents/server/PresentsSession.java
@@ -163,6 +163,15 @@ public class PresentsSession
         return (conn == null) ? null : conn.getInetAddress();
     }
 
+    /**
+     * Checks whether the client has requested that datagram transmission be enabled.
+     */
+    public boolean getTransmitDatagrams ()
+    {
+        Connection conn = getConnection();
+        return conn != null && conn.getTransmitDatagrams();
+    }
+
     /**
      * Configures this session with a custom class loader that will be used when unserializing
      * classes from the network.