diff --git a/src/app/service-graph/graph.config.ts b/src/app/service-graph/graph.config.ts
new file mode 100644
index 0000000..e94e510
--- /dev/null
+++ b/src/app/service-graph/graph.config.ts
@@ -0,0 +1,45 @@
+interface ISvgMarker {
+  id: string;
+  width: number;
+  height: number;
+  refX: number;
+  refY: number;
+  viewBox: string;
+  path: string; // svg path
+}
+
+export interface IXosServiceGraphConfig {
+  force: {
+    linkDistance: number;
+    charge: number;
+    gravity: number;
+  };
+  node: {
+    padding: number;
+    radius: number;
+  };
+  markers: ISvgMarker[];
+}
+
+export const XosServiceGraphConfig: IXosServiceGraphConfig = {
+  force: {
+    linkDistance: 160,
+    charge: -60,
+    gravity: 0.01
+  },
+  node: {
+    padding: 10,
+    radius: 2
+  },
+  markers: [
+    {
+      id: 'arrow',
+      width: 10,
+      height: 10,
+      refX: -80,
+      refY: 0,
+      viewBox: '0 -5 10 10',
+      path: 'M10,-5L0,0L10,5'
+    }
+  ]
+};