Index: doc/userguide/userguide.xml
===================================================================
RCS file: /home/cvs/gateway/doc/userguide/userguide.xml,v
retrieving revision 1.357
diff -a -u -r1.357 userguide.xml
--- doc/userguide/userguide.xml	17 Sep 2009 21:53:55 -0000	1.357
+++ doc/userguide/userguide.xml	9 Nov 2009 19:49:37 -0000
@@ -3285,14 +3285,14 @@
       <entry><literal>number</literal></entry>
       <entry valign="bottom">
       Optional, destination address TON setting for the link.
-		(Defaults to 0).
+		(Defaults to 0). To set it, you must also set dest-addr-npi.
      </entry></row>
 
     <row><entry><literal>dest-addr-npi</literal></entry>
       <entry><literal>number</literal></entry>
       <entry valign="bottom">
       Optional, destination address NPI setting for the link.
-		(Defaults to 1).
+		(Defaults to 1). To set it, you must also set dest-addr-ton.
      </entry></row>
 
     <row><entry><literal>bind-addr-ton</literal></entry>
@@ -3609,14 +3609,14 @@
       <entry><literal>number</literal></entry>
       <entry valign="bottom">
       Optional, source address TON setting for the link.
-		(Defaults to 1).
+		(Defaults to 1). To set it, you need to set also source-addr-npi.
      </entry></row>
 
     <row><entry><literal>source-addr-npi</literal></entry>
       <entry><literal>number</literal></entry>
       <entry valign="bottom">
       Optional, source address NPI setting for the link.
-		(Defaults to 1).
+		(Defaults to 1). To set it, you need to set also source-addr-ton.
      </entry></row>
 
     <row><entry><literal>dest-addr-ton</literal></entry>