diff --git a/tech/services/index.md b/tech/services/index.md
index 05a0f7f..dcb59d2 100644
--- a/tech/services/index.md
+++ b/tech/services/index.md
@@ -1,9 +1,15 @@
 # Network Services
 
+## SMB/CIFS/Samba
+
 ## rlogin
 
 ## telnet
 
 ## dns
 
-##
+## nfs
+
+## x11
+
+