<?xml version='1.0'?>
<!DOCTYPE platform_description SYSTEM "surfxml.dtd">
-<platform_description version="2">
+<platform version="2">
<host id="S1" power="100"/>
<host id="C1" power="100"/>
<host id="S2" power="100"/>
<route src="R169" dst="C50">
<link:ctn id="451"/>
</route>
-</platform_description>
+</platform>