diff --git a/src/test/cord-api/Tests/Ch_MultiInstanceTest.txt b/src/test/cord-api/Tests/Ch_MultiInstanceTest.txt
index 29be1cc..b0df06a 100644
--- a/src/test/cord-api/Tests/Ch_MultiInstanceTest.txt
+++ b/src/test/cord-api/Tests/Ch_MultiInstanceTest.txt
@@ -87,34 +87,37 @@
     ${voltDict}=    Get From Dictionary    ${voltTenantDict}    voltTenant
     ${c_tag}=    Get From Dictionary    ${voltDict}    c_tag
     ${postResult}=    restApi.ApiPost    VOLT_TENANT    ${voltDict}
-    Sleep    10
+    Sleep    30
     # Verifying GET operation after POST
     ${get_result}=    restApi.ApiGet    VOLT_TENANT
     ${get_result_list}=    Get From Dictionary    ${get_result}    items
     ${getJsonDict}=    utils.getDictFromListofDict    ${get_result_list}    c_tag    ${c_tag}
+    Log    ${getJsonDict}
     ${test_result}=    utils.compare_dict    ${voltDict}    ${getJsonDict}
     Should Be True    ${test_result}
     ${Volt_Id}=    Get From Dictionary    ${getJsonDict}    id
+    ${provided_links_ids_list}=    utils.getFieldValueFromDict    ${getJsonDict}    provided_links_ids
+    Log    ${provided_links_ids_list}
+    ${provided_links_ids}=    Get From List    ${provided_links_ids_list}    0
+    Log    ${provided_links_ids}
+    # Get subscribed_links_ids from volttenant
     ${subscribed_links_ids_list}=    utils.getFieldValueFromDict    ${getJsonDict}    subscribed_links_ids
-    Log    ${subscribed_links_ids_list}
     ${subscribed_links_ids}=    Get From List    ${subscribed_links_ids_list}    0
-    Log    ${subscribed_links_ids}
-    # Retrieve service links using provide links ID
-    ${getServiceLink}=    restApi.ApiChameleonGet    CH_CORE_SERVICELINK    ${subscribed_links_ids}
+    # Retrieve service links using provided links ID
+    ${getServiceLink}=    restApi.ApiChameleonGet    CH_CORE_SERVICELINK    ${provided_links_ids}
     ${provider_service_instance_id}=    Get From Dictionary    ${getServiceLink}    provider_service_instance_id
     # Update the subscriber_service_instance_id to the required subscriber_id to establish desired link
     ${serviceDict}=    Create Dictionary    subscriber_service_instance_id=${Subscriber_Id}
-    ${result}=    restApi.ApiChameleonPut    CH_CORE_SERVICELINK    ${serviceDict}    ${subscribed_links_ids}
-    Sleep    10
+    ${result}=    restApi.ApiChameleonPut    CH_CORE_SERVICELINK    ${serviceDict}    ${provided_links_ids}
+    Sleep    30
     Should Be True    ${result}
     # Validation of Instances
     Log    ${instanceList}
-    #Log    ${getJsonDict}
-    #${VSGTenantList}=    Get From Dictionary    ${getJsonDict}    subscribed_tenants_ids
-    #Log    ${VSGTenantList}
-    #${VSGTenant}=    Get From List    ${VSGTenantList}    0
-    #${getVSG_result}=    restApi.ApiChameleonGet    VSG_TENANT    ${VSGTenant}
-    ${getVSG_result}=    restApi.ApiChameleonGet    VSG_TENANT    ${provider_service_instance_id}
+    ${serviceLinkDict}=    restApi.ApiChameleonGet    CH_CORE_SERVICELINK    ${subscribed_links_ids}
+    Log    ${serviceLinkDict}
+    ${VSGTenant}=    Get From Dictionary    ${serviceLinkDict}    provider_service_instance_id
+    # Retrieve VSGTenant to retrieve instance_id
+    ${getVSG_result}=    restApi.ApiChameleonGet    VSG_TENANT    ${VSGTenant}
     ${instance_id}=    Get From Dictionary    ${getVSG_result}    instance_id
     Append To List    ${instanceList}    ${instance_id}
     Log    ${instanceList}
diff --git a/src/test/cord-api/Tests/Ch_SingleInstanceTest.txt b/src/test/cord-api/Tests/Ch_SingleInstanceTest.txt
index 90f80b4..781f4e8 100644
--- a/src/test/cord-api/Tests/Ch_SingleInstanceTest.txt
+++ b/src/test/cord-api/Tests/Ch_SingleInstanceTest.txt
@@ -58,37 +58,61 @@
     ${subscriberList} =    Get Variable Value    ${slist}
     ${subscriberDict}=    utils.listToDict    ${subscriberList}    ${listIndex}
     ${api_result}=    restApi.ApiPost    VOLT_SUBSCRIBER    ${subscriberDict}
+    ${service_specific_id}=    utils.getFieldValueFromDict    ${subscriberDict}    service_specific_id
+    ${json_result}=    restApi.ApiGet    VOLT_SUBSCRIBER
+    Log    ${json_result}
+    ${json_result_list}=    Get From Dictionary    ${json_result}    items
+    ${getJsonDict}=    utils.getDictFromListOfDict    ${json_result_list}    service_specific_id    ${service_specific_id}
+    ${result}=    utils.compare_dict    ${subscriberDict}    ${getJsonDict}
+    Should Be True    ${result}
     ${instanceList}    Create List
 
 Test Post volt Tenant Create
     [Arguments]    ${listIndex}
+    ${subscriberList} =    Get Variable Value    ${slist}
+    ${subscriberDict}=    utils.listToDict    ${subscriberList}    ${listIndex}
+    ${service_specific_id}=    utils.getFieldValueFromDict    ${subscriberDict}    service_specific_id
+    ${json_result}=    restApi.ApiGet    VOLT_SUBSCRIBER
+    Log    ${json_result}
+    ${json_result_list}=    Get From Dictionary    ${json_result}    items
+    ${getJsonDict}=    utils.getDictFromListOfDict    ${json_result_list}    service_specific_id    ${service_specific_id}
+    ${Subscriber_Id}=    utils.getFieldValueFromDict    ${getJsonDict}    id
+    Log    ${Subscriber_Id}
     ${voltTenantList} =    Get Variable Value    ${vlist}
     ${voltTenantDict}=    utils.listToDict    ${voltTenantList}    ${listIndex}
     ${voltDict}=    Get From Dictionary    ${voltTenantDict}    voltTenant
-    ${service_specific_id}=    Get From Dictionary    ${voltTenantDict}    service_specific_id
-    ${get_result}=    restApi.ApiGet    VOLT_SUBSCRIBER
+    ${c_tag}=    Get From Dictionary    ${voltDict}    c_tag
+    ${postResult}=    restApi.ApiPost    VOLT_TENANT    ${voltDict}
+    Sleep    30
+    # Verifying GET operation after POST
+    ${get_result}=    restApi.ApiGet    VOLT_TENANT
     ${get_result_list}=    Get From Dictionary    ${get_result}    items
-    ${subscriberDict}=    utils.getDictFromListofDict    ${get_result_list}    service_specific_id    ${service_specific_id}
-    ${subscriberID}=    utils.getFieldValueFromDict    ${subscriberDict}    id
-    ${updatedVoltDict}=    utils.setFieldValueInDict    ${voltDict}    subscriber_root_id    ${subscriberID}
-    ${api_result}=    restApi.ApiPost    VOLT_TENANT    ${updatedVoltDict}
-    Should Be True    ${api_result}
-    # Verifying Get operation after POST
-    Sleep    20
-    ${getVolt_result}=    restApi.ApiGet    VOLT_TENANT
-    Log    ${getVolt_result}
-    ${getVolt_result_list}=    utils.getFieldValueFromDict    ${getVolt_result}    items
-    Log    ${getVolt_result_list}
-    ${getJsonDict}=    utils.getDictFromListOfDict    ${getVolt_result_list}    subscriber_root_id    ${subscriberID}
+    ${getJsonDict}=    utils.getDictFromListofDict    ${get_result_list}    c_tag    ${c_tag}
     Log    ${getJsonDict}
     ${test_result}=    utils.compare_dict    ${voltDict}    ${getJsonDict}
     Should Be True    ${test_result}
+    ${Volt_Id}=    Get From Dictionary    ${getJsonDict}    id
+    ${provided_links_ids_list}=    utils.getFieldValueFromDict    ${getJsonDict}    provided_links_ids
+    Log    ${provided_links_ids_list}
+    ${provided_links_ids}=    Get From List    ${provided_links_ids_list}    0
+    Log    ${provided_links_ids}
+    # Get subscribed_links_ids from volttenant
+    ${subscribed_links_ids_list}=    utils.getFieldValueFromDict    ${getJsonDict}    subscribed_links_ids
+    ${subscribed_links_ids}=    Get From List    ${subscribed_links_ids_list}    0
+    # Retrieve service links using provided links ID
+    ${getServiceLink}=    restApi.ApiChameleonGet    CH_CORE_SERVICELINK    ${provided_links_ids}
+    ${provider_service_instance_id}=    Get From Dictionary    ${getServiceLink}    provider_service_instance_id
+    # Update the subscriber_service_instance_id to the required subscriber_id to establish desired link
+    ${serviceDict}=    Create Dictionary    subscriber_service_instance_id=${Subscriber_Id}
+    ${result}=    restApi.ApiChameleonPut    CH_CORE_SERVICELINK    ${serviceDict}    ${provided_links_ids}
+    Sleep    30
+    Should Be True    ${result}
     # Validation of Instances
     Log    ${instanceList}
-    Log    ${getJsonDict}
-    ${VSGTenantList}=    Get From Dictionary    ${getJsonDict}    subscribed_tenants_ids
-    Log    ${VSGTenantList}
-    ${VSGTenant}=    Get From List    ${VSGTenantList}    0
+    ${serviceLinkDict}=    restApi.ApiChameleonGet    CH_CORE_SERVICELINK    ${subscribed_links_ids}
+    Log    ${serviceLinkDict}
+    ${VSGTenant}=    Get From Dictionary    ${serviceLinkDict}    provider_service_instance_id
+    # Retrieve VSGTenant to retrieve instance_id
     ${getVSG_result}=    restApi.ApiChameleonGet    VSG_TENANT    ${VSGTenant}
     ${instance_id}=    Get From Dictionary    ${getVSG_result}    instance_id
     Append To List    ${instanceList}    ${instance_id}
diff --git a/src/test/cord-api/Tests/Ch_SubscriberVolt_Delete.txt b/src/test/cord-api/Tests/Ch_SubscriberVolt_Delete.txt
index 3676c39..92f45cc 100644
--- a/src/test/cord-api/Tests/Ch_SubscriberVolt_Delete.txt
+++ b/src/test/cord-api/Tests/Ch_SubscriberVolt_Delete.txt
@@ -48,10 +48,13 @@
     Log    ${subscriberDict}
     ${subscriberId}=    utils.getFieldValueFromDict    ${subscriberDict}    id
     Log    ${subscriberId}
+    ${subscribed_links_ids_list}=    utils.getFieldValueFromDict    ${subscriberDict}    subscribed_links_ids
+    ${subscribed_links_ids}=    Get From List    ${subscribed_links_ids_list}    0
+    # Retrieve service links using service links ID
+    ${getServiceLink}=    restApi.ApiChameleonGet    CH_CORE_SERVICELINK    ${subscribed_links_ids}
+    ${provider_service_instance_id}=    Get From Dictionary    ${getServiceLink}    provider_service_instance_id
     # Deletion of volt Tenants
-    ${getVoltDict}=    utils.getDictFromListOfDict    ${getVoltTenant_result_list}    subscriber_root_id    ${subscriberId}
-    ${voltID}=    utils.getFieldValueFromDict    ${getVoltDict}    id
-    ${volt_delete_result}=    restApi.ApiChameleonDelete    VOLT_TENANT    ${voltID}
+    ${volt_delete_result}=    restApi.ApiChameleonDelete    VOLT_TENANT    ${provider_service_instance_id}
     Should Be True    ${volt_delete_result}
     #Deletion of Subscribers
     ${subscriber_delete_result}=    restApi.ApiChameleonDelete    VOLT_SUBSCRIBER    ${subscriberId}
diff --git a/src/test/cord-api/Tests/data/Ch_MultiInstance_VoltTenant.json b/src/test/cord-api/Tests/data/Ch_MultiInstance_VoltTenant.json
index 7f92d41..f5f19de 100644
--- a/src/test/cord-api/Tests/data/Ch_MultiInstance_VoltTenant.json
+++ b/src/test/cord-api/Tests/data/Ch_MultiInstance_VoltTenant.json
@@ -3,24 +3,24 @@
     {
       "voltTenant" : 
        {
-         "s_tag" : 115,
-         "c_tag" : 222
+         "s_tag" : 404,
+         "c_tag" : 101
        },
        "service_specific_id" : "304"
     },
     {
      "voltTenant" : 
       {
-        "s_tag" : 116,
-        "c_tag" : 333
+        "s_tag" : 505,
+        "c_tag" : 202
       },
       "service_specific_id" : "305"
     },
     {
      "voltTenant" :
       {
-        "s_tag" : 117,
-        "c_tag" : 444
+        "s_tag" : 606,
+        "c_tag" : 303
       },
      "service_specific_id" : "306"
     }
diff --git a/src/test/cord-api/Tests/data/Ch_SingleInstance_VoltTenant.json b/src/test/cord-api/Tests/data/Ch_SingleInstance_VoltTenant.json
index 43c0500..622d9bd 100644
--- a/src/test/cord-api/Tests/data/Ch_SingleInstance_VoltTenant.json
+++ b/src/test/cord-api/Tests/data/Ch_SingleInstance_VoltTenant.json
@@ -3,27 +3,24 @@
     {
       "voltTenant" : 
        {
-         "s_tag" : 115,
-         "c_tag" : 222,
-         "subscriber_root_id" : ""
+         "s_tag" : 415,
+         "c_tag" : 422
        },
        "service_specific_id" : "304"
     },
     {
      "voltTenant" : 
       {
-        "s_tag" : 115,
-        "c_tag" : 333,
-        "subscriber_root_id" : ""
+        "s_tag" : 415,
+        "c_tag" : 533
       },
       "service_specific_id" : "305"
     },
     {
      "voltTenant" :
       {
-        "s_tag" : 115,
-        "c_tag" : 444,
-        "subscriber_root_id" : ""
+        "s_tag" : 415,
+        "c_tag" : 644
       },
      "service_specific_id" : "306"
     }
diff --git a/src/test/cord-api/Tests/data/Ch_Subscriber.json b/src/test/cord-api/Tests/data/Ch_Subscriber.json
index d5e81a1..30661f6 100644
--- a/src/test/cord-api/Tests/data/Ch_Subscriber.json
+++ b/src/test/cord-api/Tests/data/Ch_Subscriber.json
@@ -7,7 +7,7 @@
             "enable_uverse": true,
             "status": "enabled",
             "service_specific_id": "304",
-            "name": "My House"
+            "name": "My House-304"
     },
     {
             "cdn_enable": false,
diff --git a/src/test/cord-api/Tests/data/Ch_VoltTenant.json b/src/test/cord-api/Tests/data/Ch_VoltTenant.json
index c99f453..63f06e4 100644
--- a/src/test/cord-api/Tests/data/Ch_VoltTenant.json
+++ b/src/test/cord-api/Tests/data/Ch_VoltTenant.json
@@ -3,24 +3,24 @@
     {
       "voltTenant" : 
        {
-         "s_tag" : 114,
-         "c_tag" : 224
+         "s_tag" : 333,
+         "c_tag" : 888
        },
        "service_specific_id" : "304"
     },
     {
      "voltTenant" : 
       {
-        "s_tag" : 121,
-        "c_tag" : 333
+        "s_tag" : 555,
+        "c_tag" : 999
       },
       "service_specific_id" : "305"
     },
     {
      "voltTenant" :
       {
-        "s_tag" : 131,
-        "c_tag" : 444
+        "s_tag" : 666,
+        "c_tag" : 661
       },
      "service_specific_id" : "306"
     }