diff --git a/metadata/service/network/lb.yml b/metadata/service/network/lb.yml
new file mode 100644
index 0000000..e4f40f0
--- /dev/null
+++ b/metadata/service/network/lb.yml
@@ -0,0 +1,12 @@
+parameters:
+  linux:
+    network:
+      interface:
+        brsm-brbm:
+          enabled: true
+          type: ovs_port
+          port_type: internal
+          bridge: br-simulator
+        br-baremetal:
+          use_ovs_ports:
+            - brsm-brbm
diff --git a/metadata/service/network/ovs.yml b/metadata/service/network/ovs.yml
new file mode 100644
index 0000000..94fe404
--- /dev/null
+++ b/metadata/service/network/ovs.yml
@@ -0,0 +1,16 @@
+parameters:
+  linux:
+    network:
+      interface:
+        brsm-brbm:
+          enabled: true
+          type: ovs_port
+          port_type: patch
+          bridge: br-simulator
+          peer: brbm-brsm
+        brbm-brsm:
+          enabled: true
+          type: ovs_port
+          port_type: patch
+          bridge: br-baremetal
+          peer: brsm-brbm
diff --git a/metadata/service/simulator.yml b/metadata/service/simulator.yml
index 3dd12fd..836ef27 100644
--- a/metadata/service/simulator.yml
+++ b/metadata/service/simulator.yml
@@ -5,20 +5,33 @@
     enabled: true
     http_root: /var/www/httproot
     deploy_ramdisk_file: tinyipa-stable-newton.gz
+    deploy_ramdisk_md5summ: 1efc7b5160e031f771125a700e687013
     deploy_kernel_file: tinyipa-stable-newton.vmlinuz
+    deploy_kernel_md5summ: 8bffc2d4ca84e7b6d1310fef7b8c6ddc
     deploy_ramdisk_ref: https://tarballs.openstack.org/ironic-python-agent/tinyipa/files/${baremetal_simulator:deploy_ramdisk_file}
     deploy_kernel_ref: https://tarballs.openstack.org/ironic-python-agent/tinyipa/files/${baremetal_simulator:deploy_kernel_file}
     cirros_image_name: cirros-0.3.5-x86_64-disk.img
     cirros_image_ref: http://download.cirros-cloud.net/0.3.5/${baremetal_simulator:cirros_image_name}
-    cirros_image_checksum: f8ab98ff5e73ebab884d80c9dc9c7290
+    cirros_image_md5summ: f8ab98ff5e73ebab884d80c9dc9c7290
   ironic:
+    conductor:
+      http_images:
+        - name: ${baremetal_simulator:deploy_ramdisk_file}
+          source: ${baremetal_simulator:deploy_ramdisk_ref}
+          md5summ: ${baremetal_simulator:deploy_ramdisk_md5summ}
+        - name: ${baremetal_simulator:deploy_kernel_file}
+          source: ${baremetal_simulator:deploy_kernel_ref}
+          md5summ: ${baremetal_simulator:deploy_kernel_md5summ}
+        - name: ${baremetal_simulator:cirros_image_name}
+          source: ${baremetal_simulator:cirros_image_ref}
+          md5summ: ${baremetal_simulator:cirros_image_md5summ}
     client:
       enabled: true
       deployment_profiles:
         infra:
           instance_info:
-            image_source: http://${_param:single_address}/${baremetal_simulator:cirros_image_name}
-            image_checksum: ${baremetal_simulator:cirros_image_checksum}
+            image_source: http://${_param:single_baremetal_address}/${baremetal_simulator:cirros_image_name}
+            image_checksum: ${baremetal_simulator:cirros_image_md5summ}
             root_gb: 10
           metadata:
             instance:
@@ -29,35 +42,37 @@
             name: baremetal-flat-network
       nodes:
         admin_identity:
-          - name: n0
-            driver: agent_ipmitool
+          - name: ${linux:network:hostname}-n0
+            driver: pxe_ipmitool
             properties:
               local_gb: 10
               cpus: 2
               memory_mb: 1024
+              cpu_arch: x86_64
             driver_info:
               ipmi_username: admin
               ipmi_password: password
-              ipmi_address: ${_param:single_address}
+              ipmi_address: ${_param:single_baremetal_address}
               ipmi_port: 6200
-              deploy_ramdisk: http://${_param:single_address}/${baremetal_simulator:deploy_ramdisk_file}
-              deploy_kernel: http://${_param:single_address}/${baremetal_simulator:deploy_kernel_file}
+              deploy_ramdisk: http://${_param:single_baremetal_address}/${baremetal_simulator:deploy_ramdisk_file}
+              deploy_kernel: http://${_param:single_baremetal_address}/${baremetal_simulator:deploy_kernel_file}
             ports:
               - address: aa:bb:cc:dd:00:00
               - address: aa:bb:cc:dd:00:01
-          - name: n1
-            driver: agent_ipmitool
+          - name: ${linux:network:hostname}-n1
+            driver: pxe_ipmitool
             properties:
               local_gb: 10
               cpus: 2
               memory_mb: 1024
+              cpu_arch: x86_64
             driver_info:
               ipmi_username: admin
               ipmi_password: password
-              ipmi_address: ${_param:single_address}
+              ipmi_address: ${_param:single_baremetal_address}
               ipmi_port: 6201
-              deploy_ramdisk: http://${_param:single_address}/${baremetal_simulator:deploy_ramdisk_file}
-              deploy_kernel: http://${_param:single_address}/${baremetal_simulator:deploy_kernel_file}
+              deploy_ramdisk: http://${_param:single_baremetal_address}/${baremetal_simulator:deploy_ramdisk_file}
+              deploy_kernel: http://${_param:single_baremetal_address}/${baremetal_simulator:deploy_kernel_file}
             ports:
               - address: aa:bb:cc:dd:01:00
             deployment_profile:
@@ -65,36 +80,26 @@
                 fixed_ips:
                   - ip_address: 192.168.90.111
                     subnet_name: baremetal-subnet
-          - name: n2
-            driver: agent_ipmitool
+          - name: ${linux:network:hostname}-n2
+            driver: pxe_ipmitool
             properties:
               local_gb: 10
               cpus: 2
               memory_mb: 1024
+              cpu_arch: x86_64
             driver_info:
               ipmi_username: admin
               ipmi_password: password
-              ipmi_address: ${_param:single_address}
+              ipmi_address: ${_param:single_baremetal_address}
               ipmi_port: 6202
-              deploy_ramdisk: http://${_param:single_address}/${baremetal_simulator:deploy_ramdisk_file}
-              deploy_kernel: http://${_param:single_address}/${baremetal_simulator:deploy_kernel_file}
+              deploy_ramdisk: http://${_param:single_baremetal_address}/${baremetal_simulator:deploy_ramdisk_file}
+              deploy_kernel: http://${_param:single_baremetal_address}/${baremetal_simulator:deploy_kernel_file}
             ports:
               - address: aa:bb:cc:dd:02:00
   linux:
     network:
+      bridge: openvswitch
       interface:
         br-simulator:
           enabled: true
           type: ovs_bridge
-        brsm-brbm:
-          enabled: true
-          type: ovs_port
-          port_type: patch
-          bridge: br-simulator
-          peer: brbm-brsm
-        brbm-brsm:
-          enabled: true
-          type: ovs_port
-          port_type: patch
-          bridge: br-baremetal
-          peer: brsm-brbm