diff --git a/.ssh/dma-config b/.ssh/dma-config
index 05d2dbd..ed0ba85 100644
--- a/.ssh/dma-config
+++ b/.ssh/dma-config
@@ -66,3 +66,7 @@ Host qhack
     HostName qhack.cn
     User root
 
+Host io
+    HostName io.qhack.cn
+    Port 13911
+    User root