--- Original XML
+++ Altered XML
@@ -214,7 +214,7 @@
     <console type="pty">
       <target type="uml" port="1"/>
     </console>
-    <channel type="pipe">
+    <channel type="null">
       <source path="/tmp/guestfwd"/>
       <target type="guestfwd" address="10.0.2.1" port="4600"/>
     </channel>

Domain 'test-many-devices' defined successfully.
Changes will take effect after the next domain shutdown.