Index: xen-4.14.0-testing/tools/examples/xl.conf
===================================================================
--- xen-4.14.0-testing.orig/tools/examples/xl.conf
+++ xen-4.14.0-testing/tools/examples/xl.conf
@@ -34,7 +34,7 @@
 #vif.default.script="vif-bridge"
 
 # default bridge device to use with vif-bridge hotplug scripts
-#vif.default.bridge="xenbr0"
+vif.default.bridge="br0"
 
 # Reserve a claim of memory when launching a guest. This guarantees immediate
 # feedback whether the guest can be launched due to memory exhaustion