diff --git a/network-ip.md b/network-ip.md
index af87afb..50490fa 100644
--- a/network-ip.md
+++ b/network-ip.md
@@ -1,5 +1,6 @@
 电信通
 
+```
 ip： 
     121.69.130.48
     121.69.130.50
@@ -14,3 +15,4 @@ gateway:
     121.69.130.49
 DNS:
     202.106.0.20
+```
\ No newline at end of file