--- manual/s_software/text/sarch.tex	2004/01/28 19:59:03	1.12
+++ manual/s_software/text/sarch.tex	2004/01/28 20:27:54	1.13
@@ -1,4 +1,4 @@
-% $Header: /home/ubuntu/mnt/e9_copy/manual/s_software/text/sarch.tex,v 1.12 2004/01/28 19:59:03 afe Exp $
+% $Header: /home/ubuntu/mnt/e9_copy/manual/s_software/text/sarch.tex,v 1.13 2004/01/28 20:27:54 afe Exp $
 
 This chapter focuses on describing the {\bf WRAPPER} environment within which
 both the core numerics and the pluggable packages operate. The description
@@ -1064,7 +1064,10 @@
 processes holding tiles to the west, east, south and north 
 of this process. These values are stored in global storage
 in the header file {\em EESUPPORT.h} for use by
-communication routines.
+communication routines.  The above does not hold when the 
+exch2 package is used -- exch2 sets its own parameters to 
+specify the global indices of tiles and their relationships
+to each other.
 \\
 
 \fbox{ 
