diff --git a/pym/cl_install_cmd.py b/pym/cl_install_cmd.py
index ae58080..1d84629 100644
--- a/pym/cl_install_cmd.py
+++ b/pym/cl_install_cmd.py
@@ -308,6 +308,7 @@ class install_cmd(share_cmd):
                         valuename=_("frame buffer resolution"),
                         example="1024x768")
         if values.ip:
+            self.logicObj.clVars.Set('os_install_net_settings','',True)
             for ipaddr in values.ip:
                 if not re.match("^(\w+:)?%s$"%iputils.IP_ADDR_NET,ipaddr):
                     self.optobj.error(self.errorWithExample.format(
@@ -316,6 +317,7 @@ class install_cmd(share_cmd):
                         value=ipaddr,
                         example="eth0:192.168.0.21/16"))
         if not values.dns is None:
+            self.logicObj.clVars.Set('os_install_net_settings','',True)
             if not re.match("(^{0}(,{0})*|)$".format(iputils.IP_ADDR),
                             values.dns):
                 self.optobj.error(self.errorWithExample.format(
@@ -324,6 +326,7 @@ class install_cmd(share_cmd):
                     value=values.dns,
                     example="8.8.8.8"))
         if values.route:
+            self.logicObj.clVars.Set('os_install_net_settings','',True)
             for route in values.route:
                 if not re.match("^({net}|default):(({ipaddr})?"
                                 "(:\w+(:{ipaddr})?)?)?$".format(
@@ -334,6 +337,8 @@ class install_cmd(share_cmd):
                         value=route,
                         example="default:192.168.1.1"))
         # if system installation
+        if values.dhcp:
+            self.logicObj.clVars.Set('os_install_net_settings','',True)
         if values.scheduler:
             if not values.scheduler in \
                 self.logicObj.clVars.Get('os_kernel_schedulers'):