bug fixes

Change-Id: Ie29671901d49038dc1ae1915cddef21d2b6479fc
(cherry picked from commit 0e64b59b2e1cc82e72f853bcbc94987de23a9ea7)
diff --git a/config-generator/configGen.go b/config-generator/configGen.go
index 4b9f40a..bcc3ddd 100644
--- a/config-generator/configGen.go
+++ b/config-generator/configGen.go
@@ -30,8 +30,8 @@
 type Config struct {
 	Port             string `default:"8181"`
 	IP               string `default:"127.0.0.1"`
-	SwitchCount      int    `default:"4"`
-	HostCount        int    `default:"4"`
+	SwitchCount      int    `default:"0"`
+	HostCount        int    `default:"0"`
 	Username         string `default:"karaf"`
 	Password         string `default:"karaf"`
 	LogLevel         string `default:"warning" envconfig:"LOG_LEVEL"`