diff --git a/tosca-configs/att-workflow/bbwf-olt.yaml b/tosca-configs/att-workflow/bbwf-olt.yaml
new file mode 100755
index 0000000..7a8fd24
--- /dev/null
+++ b/tosca-configs/att-workflow/bbwf-olt.yaml
@@ -0,0 +1,115 @@
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# curl -H "xos-username: admin@opencord.org" -H "xos-password: letmein" -X POST --data-binary @onlab-pod1-olt.yaml http://10.90.0.101:30007/run
+
+tosca_definitions_version: tosca_simple_yaml_1_0
+imports:
+  - custom_types/oltdevice.yaml
+  - custom_types/onudevice.yaml
+  - custom_types/voltservice.yaml
+description: Create a simulated OLT Device in VOLTHA
+topology_template:
+  node_templates:
+
+    service#volt:
+      type: tosca.nodes.VOLTService
+      properties:
+        name: volt
+        must-exist: true
+
+    olt_device:
+      type: tosca.nodes.OLTDevice
+      properties:
+        name: EdgeCore OLT
+        device_type: openolt
+        host: 192.168.100.111
+        port: 9191
+        switch_datapath_id: of:0000000000000001
+        switch_port: "49"
+        outer_tpid: "0x8100"
+        uplink: "65536"
+        nas_id: "NAS_ID"
+      requirements:
+        - volt_service:
+            node: service#volt
+            relationship: tosca.relationships.BelongsToOne
+
+    olt_device:
+      type: tosca.nodes.OLTDevice
+      properties:
+        name: Adtran OLT
+        device_type: openolt
+        host: 192.168.100.112
+        port: 9191
+        switch_datapath_id: of:0000000000000001
+        switch_port: "50"
+        outer_tpid: "0x8100"
+        uplink: "65536"
+        nas_id: "NAS_ID"
+      requirements:
+        - volt_service:
+            node: service#volt
+            relationship: tosca.relationships.BelongsToOne
+
+    olt_device:
+      type: tosca.nodes.OLTDevice
+      properties:
+        name: CIG OLT
+        device_type: openolt
+        host: 192.168.100.113
+        port: 9191
+        switch_datapath_id: of:0000000000000001
+        switch_port: "51"
+        outer_tpid: "0x8100"
+        uplink: "65536"
+        nas_id: "NAS_ID"
+      requirements:
+        - volt_service:
+            node: service#volt
+            relationship: tosca.relationships.BelongsToOne
+
+      olt_device:
+      type: tosca.nodes.OLTDevice
+      properties:
+        name: Iskratel XGS-PON OLT
+        device_type: openolt
+        host: 192.168.100.114
+        port: 9191
+        switch_datapath_id: of:0000000000000001
+        switch_port: "52"
+        outer_tpid: "0x8100"
+        uplink: "65536"
+        nas_id: "NAS_ID"
+      requirements:
+        - volt_service:
+            node: service#volt
+            relationship: tosca.relationships.BelongsToOne
+
+      olt_device:
+      type: tosca.nodes.OLTDevice
+      properties:
+        name: Iskratel GPON OLT
+        device_type: openolt
+        host: 192.168.100.115
+        port: 9191
+        switch_datapath_id: of:0000000000000001
+        switch_port: "47"
+        outer_tpid: "0x8100"
+        uplink: "65536"
+        nas_id: "NAS_ID"
+      requirements:
+        - volt_service:
+            node: service#volt
+            relationship: tosca.relationships.BelongsToOne
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