--- a/net.rst	Wed Jan 01 12:37:19 2014 +0200
+++ b/net.rst	Mon Jan 13 17:33:37 2014 +0200
@@ -60,7 +60,7 @@
 List of open ports under Linux.
 -------------------------------
 
--t tcp, -u udp, -l local, -p process::
+``-t`` tcp, ``-u`` udp, ``-l`` local, ``-p`` process::
 
   $ sudo netstat -tulp