diff --git a/tunnels.cfg.md b/tunnels.cfg.md
index 4be3060..60b0c41 100644
--- a/tunnels.cfg.md
+++ b/tunnels.cfg.md
@@ -75,6 +75,13 @@ Example of http tunnel:
     port = 80
     keys = our-website.dat
 
+Server/IRC tunnels
+-------------------
+IRC tunnels are supposed to connect to an IRC server through WEBIRC.  
+It replaces IP address (usually 127.0.0.1) to user's .b32 I2P address.  
+
+Optional parameters:  
+'webircpassword' - password to send with WEBIRC command
 
 I2CP parameters
 ---------------