Allow registration before first IP update

karldns/routers/management.py

@@ -84,7 +84,7 @@ async def activate_dashboard(
                     management_slug,
                     account,
                     dashboard_csrf_token(management_slug, account),
-                    "Registration needs a public source IP. Try again from your home connection or use the API with myip.",
+                    "The supplied IP address is invalid. Leave IP fields empty and let the router send the first update.",
                     client_ip(request, settings),
                 ),
                 status_code=400,