diff --git a/userpatches/overlay/etc/ser2net.yaml b/userpatches/overlay/etc/ser2net.yaml
new file mode 100644
index 0000000..aab90c0
--- /dev/null
+++ b/userpatches/overlay/etc/ser2net.yaml
@@ -0,0 +1,3 @@
+admin:
+    accepter: tcp,2000
+