diff --git a/src/test/cord-api/Tests/BBSim/BBSIMScale.robot b/src/test/cord-api/Tests/BBSim/BBSIMScale.robot
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+# 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.
+
+*** Settings ***
+Documentation     Test various E2E conditions for seba-in-a-box
+Suite Setup       Setup
+Suite Teardown    Teardown
+Library           Collections
+Library           String
+Library           OperatingSystem
+Library           XML
+Library           RequestsLibrary
+Library           bbsim_utils.py
+Library           ../../Framework/utils/utils.py
+Resource          ../../Framework/utils/utils.robot
+Library           ../../Framework/restApi.py
+Resource          ../../Framework/Subscriber.robot
+Resource          ../../Framework/ATTWorkFlowDriver.robot
+Resource          ../../Framework/Kubernetes.robot
+Resource          ../../Framework/ONU.robot
+Resource          ../../Framework/DHCP.robot
+Variables         ../../Properties/RestApiProperties.py
+
+*** Variables ***
+${number_of_onus}    16
+
+*** Test Cases ***
+Create Subscriber and Whitelist for ONUs
+    [Documentation]    Creates whitelists in ATT-WF for each onu device
+    [Tags]    create
+    ${att_workflow_service_id}=    Get Service Owner Id    ${ATT_SERVICE}
+    ${volt_service_id}=    Get Service Owner Id    ${VOLT_SERVICE}
+    ${rcord_service_id}=    Get Service Owner Id    /xosapi/v1/rcord/rcordservices
+    CORD Post    ${VOLT_DEVICE}    {'device_type': 'openolt', 'host': 'bbsim.voltha.svc', 'port': 50060, 'switch_datapath_id': 'of:0000000000000002', 'switch_port': '3', 'outer_tpid': '0x8100', 'uplink': '65536', 'nas_id': 'NAS_ID', 'serial_number': 'bbsim.voltha.svc:50060', 'volt_service_id': ${volt_service_id}}
+    @{subscribers}=    Generate Subscribers    ${number_of_onus}    ${rcord_service_id}
+    : FOR    ${subscriber}    IN    @{subscribers}
+    \    Log To Console    ${subscriber}
+    \    CORD Post    ${VOLT_SUBSCRIBER}    ${subscriber}
+    @{whitelists}=    Generate Whitelists    ${number_of_onus}    ${att_workflow_service_id}
+    : FOR    ${whitelist}    IN    @{whitelists}
+    \    Log To Console    ${whitelist}
+    \    CORD Post    ${ATT_WHITELIST}    ${whitelist}
+
+ONUs Discovered
+    [Documentation]    Validates All ONU Devices are discovered and retrieve SNs
+    [Tags]    onudiscovery
+    Wait Until Keyword Succeeds    120s    5s    Validate Number of ONU Devices    ${number_of_onus}
+
+Validate ONU States
+    [Documentation]    Validates All ONU Device states are "enabled" and "active"
+    [Tags]    onustates
+    : FOR    ${onu}    IN    @{serial_numbers}
+    \    Wait Until Keyword Succeeds    120s    5s    Validate ONU States    ACTIVE    ENABLED    ${onu}
+
+Validate ATT WF Driver SIs
+    [Documentation]    Validates all service instances per onu devices become "approved" and "dhcpdiscovered"
+    [Tags]    serviceinstances    notready
+    : FOR    ${onu}    IN    @{serial_numbers}
+    \    Wait Until Keyword Succeeds    180s    2s    Validate ATT Workflow Driver SI    ENABLED    APPROVED    ${onu}
+    \    Wait Until Keyword Succeeds    240s    2s    Validate ATT Workflow Driver SI DHCP State    DHCPACK    ${onu}
+
+
+*** Keywords ***
+Setup
+    ${server_ip}=    Get Environment Variable    SERVER_IP    localhost
+    ${port}=    Get Environment Variable    SERVER_PORT    30001
+    ${auth} =    Create List    ${XOS_USER}    ${XOS_PASSWD}
+    ${HEADERS}    Create Dictionary    Content-Type=application/json
+    Create Session    ${server_ip}    http://${server_ip}:${port}    auth=${AUTH}    headers=${HEADERS}
+    @{container_list}=    Create List
+    Append To List    ${container_list}    att-workflow-att-workflow-driver
+    Append To List    ${container_list}    seba-services-volt
+    Append To List    ${container_list}    seba-services-rcord
+    Append To List    ${container_list}    seba-services-fabric-crossconnect
+    Append To List    ${container_list}    seba-services-onos-service
+    Append To List    ${container_list}    xos-core
+    Append To List    ${container_list}    vcore
+    Set Suite Variable    ${container_list}
+
+Teardown
+    Wait Until Keyword Succeeds    60s    2s    Clean Up Objects    ${VOLT_SUBSCRIBER}
+    Wait Until Keyword Succeeds    60s    2s    Clean Up Objects    ${ATT_WHITELIST}
+    Wait Until Keyword Succeeds    60s    2s    Clean Up Objects    ${VOLT_DEVICE}
+     Wait Until Keyword Succeeds    60s    2s    Clean Up Objects    ${ATT_SERVICEINSTANCES}
+    Delete All Sessions
+    #Get Pod Logs
+
+Get Pod Logs
+    : FOR    ${pod}    IN    @{container_list}
+    \    ${full_pod_name}=    Run    kubectl get pods --all-namespaces | grep '${pod}' | head -1 | awk '{print $2}'
+    \    ${namespace}=    Run    kubectl get pods --all-namespaces | grep ' ${pod}' | head -1 | awk '{print $1}'
+    \    ${output}=    Run    kubectl logs --timestamps -n ${namespace} ${full_pod_name}
+    \    Log    ${output}
+
+Validate Number of ONU Devices
+    [Arguments]    ${expected_onus}
+    ${resp}=    CORD Get    ${ONU_DEVICE}
+    ${jsondata}=    To Json    ${resp.content}
+    Log    ${jsondata}
+    ${length}=    Get Length    ${jsondata['items']}
+    @{serial_numbers}=    Create List
+    : FOR    ${INDEX}    IN RANGE    0    ${length}
+    \    ${value}=    Get From List    ${jsondata['items']}    ${INDEX}
+    \    ${sn}=    Get From Dictionary    ${value}    serial_number
+    \    ${contains}=    Evaluate    "BBSM" in """${sn}"""
+    \    Run Keyword if    '${contains}' == 'True'    Append To List    ${serial_numbers}    ${sn}
+    Set Suite Variable    ${serial_numbers}
+    ${length_of_bbsim_onus}=    Get Length    ${serial_numbers}
+    Should Be Equal as Integers    ${length_of_bbsim_onus}    ${expected_onus}
+