Reserve NetIds 1..50 for OEM use.

Also reserve 51..100 for our use.

Bug: 17303534
Change-Id: Id082368b493dc3c5b5c479e51d273458d80ec6aa
diff --git a/server/NetworkController.h b/server/NetworkController.h
index fca4125..4b32a42 100644
--- a/server/NetworkController.h
+++ b/server/NetworkController.h
@@ -40,7 +40,9 @@
  */
 class NetworkController {
 public:
-    static const int LOCAL_NET_ID = 9;
+    static const unsigned MIN_OEM_ID;
+    static const unsigned MAX_OEM_ID;
+    static const unsigned LOCAL_NET_ID;
 
     NetworkController();