diff --git a/ansible/roles/system-init-7400-mcn0/files/setup b/ansible/roles/system-init-7400-mcn0/files/setup
index d2b2d477..fee89457 100644
--- a/ansible/roles/system-init-7400-mcn0/files/setup
+++ b/ansible/roles/system-init-7400-mcn0/files/setup
@@ -4,7 +4,6 @@
 CURRENT_PATH=`dirname $0`
 TP_SVR=192.168.100.5
 TP_PORT=10000
-REMOTE_CONTROL_BIN=switch_control_client_non_block
 
 function get_netdev_by_pci()
 {
diff --git a/ansible/roles/system-init-7400-mcn1/files/setup b/ansible/roles/system-init-7400-mcn1/files/setup
index ee24de3f..54d08986 100644
--- a/ansible/roles/system-init-7400-mcn1/files/setup
+++ b/ansible/roles/system-init-7400-mcn1/files/setup
@@ -4,7 +4,6 @@
 CURRENT_PATH=`dirname $0`
 TP_SVR=192.168.100.5
 TP_PORT=10000
-REMOTE_CONTROL_BIN=switch_control_client_non_block
 modprobe 8021q
 
 function get_netdev_by_pci()
diff --git a/ansible/roles/system-init-7400-mcn2/files/setup b/ansible/roles/system-init-7400-mcn2/files/setup
index d8d33281..0ec1a8a9 100644
--- a/ansible/roles/system-init-7400-mcn2/files/setup
+++ b/ansible/roles/system-init-7400-mcn2/files/setup
@@ -4,7 +4,6 @@
 CURRENT_PATH=`dirname $0`
 TP_SVR=192.168.100.5
 TP_PORT=10000
-REMOTE_CONTROL_BIN=switch_control_client_non_block
 modprobe 8021q
 
 function get_netdev_by_pci()
diff --git a/ansible/roles/system-init-7400-mcn3/files/setup b/ansible/roles/system-init-7400-mcn3/files/setup
index c7b4d184..46d4c9ea 100644
--- a/ansible/roles/system-init-7400-mcn3/files/setup
+++ b/ansible/roles/system-init-7400-mcn3/files/setup
@@ -4,7 +4,6 @@
 CURRENT_PATH=`dirname $0`
 TP_SVR=192.168.100.5
 TP_PORT=10000
-REMOTE_CONTROL_BIN=switch_control_client_non_block
 modprobe 8021q
 
 function get_netdev_by_pci()