diff --git a/configs/linux-lab/docker/portmap b/configs/linux-lab/docker/portmap
new file mode 100644
index 0000000000000000000000000000000000000000..8741b0f482ff4d6f9f3a7cddda0568765a90cdd2
--- /dev/null
+++ b/configs/linux-lab/docker/portmap
@@ -0,0 +1 @@
+6666:22