diff --git a/tunnels.cfg.md b/tunnels.cfg.md
index d7f8d80..887f5f1 100644
--- a/tunnels.cfg.md
+++ b/tunnels.cfg.md
@@ -13,4 +13,14 @@ Example of client tunnel:
  `keys=irc.dat `  
  
 If keys is empty, transient keys will be created on every restart.  
-If keys file is not found, new keys will be created and store into specified file.
\ No newline at end of file
+If keys file is not found, new keys will be created and store into specified file.  
+Client tunnels might share same local destination, if keys file contains same identity.  
+
+Example of server tunnel:
+ `[server]` 
+ `name=WWW`  
+ `host=127.0.0.1`  
+ `port=80`  
+ `keys=eepsite.dat`  
+
+Keys must be presented, LeaseSet of address from keys file will be published.
\ No newline at end of file