diff --git a/robot-systest/README.md b/robot-systest/README.md
index 99e957d..a81da8a 100644
--- a/robot-systest/README.md
+++ b/robot-systest/README.md
@@ -32,9 +32,7 @@
 
 ```bash
 sudo -H python3 -m pip install --ignore-installed haikunator requests pyvcloud progressbar pathlib robotframework robotframework-seleniumlibrary robotframework-requests robotframework-SSHLibrary
-curl -sS -o - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
-sudo add-apt-repository -y "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main"
-sudo apt-get install -y google-chrome-stable chromium-chromedriver
+sudo snap install yq
 sudo apt-get install -y python3-openstackclient  # Installs Queens by default
 ```
 
diff --git a/robot-systest/lib/ns_lib.robot b/robot-systest/lib/ns_lib.robot
index cc252fb..4be7fe4 100644
--- a/robot-systest/lib/ns_lib.robot
+++ b/robot-systest/lib/ns_lib.robot
@@ -16,6 +16,11 @@
 ${ns_launch_pol_time}   30sec
 ${ns_delete_max_wait_time}   1min
 ${ns_delete_pol_time}   15sec
+${ns_action_max_wait_time}   1min
+${ns_action_pol_time}   15sec
+${vnf_scale_max_wait_time}   5min
+${vnf_scale_pol_time}   30sec
+
 
 *** Keywords ***
 Create Network Service
@@ -80,3 +85,88 @@
     Should Be Equal As Integers   ${rc}   ${success_return_code}
 
     WAIT UNTIL KEYWORD SUCCEEDS  ${ns_delete_max_wait_time}   ${ns_delete_pol_time}   Check For NS Instance To Be Deleted   ${ns}
+
+Execute NS Action
+    [Documentation]     Execute an action over the desired NS.
+    ...                 Parameters are given to this function in key=value format (one argument per key/value pair).
+    ...                 Return the ID of the operation associated to the executed action.
+    ...                 Examples of execution:
+    ...                     \${ns_op_id}=  Execute NS Action  \${ns_name}  \${ns_action}  \${vnf_member_index}
+    ...                     \${ns_op_id}=  Execute NS Action  \${ns_name}  \${ns_action}  \${vnf_member_index}  \${param1}=\${value1}  \${param2}=\${value2}
+
+    [Arguments]  ${ns_name}  ${ns_action}  ${vnf_member_index}  @{action_params}
+
+    ${params}=  Set Variable  ${EMPTY}
+    FOR  ${param}  IN  @{action_params}
+        ${match}  ${param_name}  ${param_value} =  Should Match Regexp  ${param}  (.+)=(.+)  msg=Syntax error in parameters
+        ${params}=  Catenate  SEPARATOR=  ${params}  "${param_name}":"${param_value}",
+    END
+    ${osm_ns_action_command}=  Set Variable  osm ns-action --action_name ${ns_action} --vnf_name ${vnf_member_index}
+    ${osm_ns_action_command}=  Run Keyword If  '${params}'!='${EMPTY}'  Catenate  ${osm_ns_action_command}  --params '{${params}}'
+    ...  ELSE  Set Variable  ${osm_ns_action_command}
+    ${osm_ns_action_command}=  Catenate  ${osm_ns_action_command}  ${ns_name}
+    ${rc}  ${stdout}=  Run and Return RC and Output  ${osm_ns_action_command}
+    Should Be Equal As Integers  ${rc}  ${success_return_code}  msg=${stdout}  values=False
+    Wait Until Keyword Succeeds  ${ns_action_max_wait_time}  ${ns_action_pol_time}  Check For NS Operation Completed  ${stdout}
+    [Return]  ${stdout}
+
+
+Execute Manual VNF Scale
+    [Documentation]     Execute a manual VNF Scale action.
+    ...                 The parameter 'scale_type' must be SCALE_IN or SCALE_OUT.
+    ...                 Return the ID of the operation associated to the executed scale action.
+
+    [Arguments]  ${ns_name}  ${vnf_member_index}  ${scaling_group}  ${scale_type}
+
+    Should Contain Any  ${scale_type}  SCALE_IN  SCALE_OUT  msg=Unknown scale type: ${scale_type}  values=False
+    ${osm_vnf_scale_command}=  Set Variable  osm vnf-scale --scaling-group ${scaling_group}
+    ${osm_vnf_scale_command}=  Run Keyword If  '${scale_type}'=='SCALE_IN'  Catenate  ${osm_vnf_scale_command}  --scale-in
+    ...  ELSE  Catenate  ${osm_vnf_scale_command}  --scale-out
+    ${osm_vnf_scale_command}=  Catenate  ${osm_vnf_scale_command}  ${ns_name}  ${vnf_member_index}
+    ${rc}  ${stdout}=  Run and Return RC and Output  ${osm_vnf_scale_command}
+    Should Be Equal As Integers  ${rc}  ${success_return_code}  msg=${stdout}  values=False
+    Wait Until Keyword Succeeds  ${ns_action_max_wait_time}  ${ns_action_pol_time}  Check For NS Operation Completed  ${stdout}
+    [Return]  ${stdout}
+
+
+Get Operations List
+    [Arguments]  ${ns_name}
+
+    ${rc}  ${stdout}=  Run and Return RC and Output  osm ns-op-list ${ns_name}
+    log  ${stdout}
+    log  ${rc}
+    Should Be Equal As Integers  ${rc}  ${success_return_code}
+
+
+Check For NS Operation Completed
+    [Documentation]     Check wheter the status of the desired operation is "COMPLETED" or not.
+
+    [Arguments]  ${ns_operation_id}
+
+    ${rc}  ${stdout}=  Run and Return RC and Output  osm ns-op-show ${ns_operation_id} --literal | yq r - operationState
+    log  ${stdout}
+    Should Be Equal As Integers  ${rc}  ${success_return_code}
+    Should Contain  ${stdout}  COMPLETED  msg=Timeout waiting for ns-action with id ${ns_operation_id}  values=False
+
+
+Get Ns Vnfr Ids
+    [Documentation]     Return a list with the IDs of the VNF records of a NS instance.
+
+    [Arguments]  ${ns_id}
+
+    ${rc}  ${stdout}=  Run and Return RC and Output  osm vnf-list | grep ${ns_id} | awk '{print $2}' 2>&1
+    Should Be Equal As Integers  ${rc}  ${success_return_code}  msg=${stdout}  values=False
+    @{vdur} =  Split String  ${stdout}
+    [Return]  @{vdur}
+
+
+Get Vnf Vdur Names
+    [Documentation]     Return a list with the names of the VDU records of a VNF instance.
+
+    [Arguments]  ${vnf_id}
+
+    ${rc}  ${stdout}=  Run and Return RC and Output  osm vnf-show ${vnf_id} --literal | yq r - vdur.*.name
+    Should Be Equal As Integers  ${rc}  ${success_return_code}  msg=${stdout}  values=False
+    @{vdur} =  Split String  ${stdout}
+    [Return]  @{vdur}
+
diff --git a/robot-systest/lib/prometheus_lib.robot b/robot-systest/lib/prometheus_lib.robot
new file mode 100644
index 0000000..d4c6b14
--- /dev/null
+++ b/robot-systest/lib/prometheus_lib.robot
@@ -0,0 +1,60 @@
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+*** Settings ***
+Documentation     Library to obtain metrics from Prometheus.
+
+Library   String
+Library   Collections
+Library   RequestsLibrary
+
+
+*** Variables ***
+${timeout}  1000
+${max_retries}  1
+
+
+*** Keywords ***
+Get Metric
+    [Documentation]     Get the instant value of a metric from Prometheus using multiple filter parameters.
+    ...                 The filter parameters are given to this function in key=value format (one argument per key/value pair).
+    ...                 Fails if the metric is not found or has multiple values.
+    ...                 Examples of execution:
+    ...                     \${metric}=  Get Metric  \${prometheus_ip}  \${prometheus_port}  \${metric}
+    ...                     \${metric}=  Get Metric  \${prometheus_ip}  \${prometheus_port}  \${metric}  \${param1}=\${value1}  \${param2}=\${value2}
+
+    [Arguments]  ${prometheus_ip}  ${prometheus_port}  ${metric}  @{filter_parameters}
+
+    ${filter}=  Set Variable  ${EMPTY}
+    FOR  ${param}  IN  @{filter_parameters}
+        ${match}  ${param_name}  ${param_value} =  Should Match Regexp  ${param}  (.+)=(.+)  msg=Syntax error in filter parameters
+        ${filter}=  Catenate  SEPARATOR=  ${filter}  ${param_name}="${param_value}",
+    END
+    ${resp}=  Execute Prometheus Instant Query  ${prometheus_host}  ${prometheus_port}  query=${metric}{${filter}}
+    ${result_list}=  Convert To List  ${resp["data"]["result"]}
+    ${results}=  Get Length  ${result_list}
+    Should Not Be Equal As Numbers  0  ${results}  msg=Metric ${metric} not found  values=false
+    Should Be Equal As Integers  1  ${results}  msg=Metric ${metric} with multiple values  values=false
+    [Return]  ${result_list[0]["value"][1]}
+
+
+Execute Prometheus Instant Query
+    [Documentation]     Execute a Prometheus Instant Query using HTTP API.
+    ...                 Return an inline json with the result of the query.
+    ...                 The requested URL is the next: http://\${prometheus_ip}:\${prometheus_port}/api/v1/query?\${querystring}
+
+    [Arguments]  ${prometheus_ip}  ${prometheus_port}  ${querystring}
+
+    Create Session  prometheus  http://${prometheus_ip}:${prometheus_port}  timeout=${timeout}  max_retries=${max_retries}
+    ${resp}=  Get Request  prometheus  /api/v1/query?${querystring}  timeout=${timeout}
+    Status Should Be  200  ${resp}
+    [Return]  ${resp.json()}
diff --git a/robot-systest/lib/vim_lib.robot b/robot-systest/lib/vim_lib.robot
new file mode 100644
index 0000000..b6c452f
--- /dev/null
+++ b/robot-systest/lib/vim_lib.robot
@@ -0,0 +1,93 @@
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+*** Settings ***
+Documentation     Library to manage VIM Targets.
+
+Library   String
+Library   Collections
+Library   OperatingSystem
+
+Resource   %{ROBOT_DEVOPS_FOLDER}/lib/prometheus_lib.robot
+
+
+*** Variables ***
+${success_return_code}   0
+${delete_max_wait_time}   1min
+${delete_pol_time}   15sec
+${vim_status_max_wait_time}   1min
+${vim_status_pol_time}   15sec
+
+
+*** Keywords ***
+Create VIM Target
+    [Documentation]     Create a VIM Target in OSM.
+    ...                 The optional parameters (such as 'config' or 'sdn_controller') are given to this function in name=value format. These parameters will be appended to the 'osm vim-create' command with the next syntax: --param_name=param_value
+    ...                 Return the ID of the created VIM Target.
+    ...                 Example of execution:
+    ...                     \${vim_account_id}=  Create VIM Target  \${vim_name}  \${vim_user}  \${vim_password}  \${vim_auth_url}  \${vim_tenant}  \${vim_account_type}  config='{...}'
+
+    [Arguments]  ${vim_name}  ${vim_user}  ${vim_password}  ${vim_auth_url}  ${vim_tenant}  ${vim_account_type}  @{optional_parameters}
+
+    ${osm_vim_create_command}=  Set Variable  osm vim-create --name ${vim_name} --user ${vim_user} --password ${vim_password} --auth_url ${vim_auth_url} --tenant ${vim_tenant} --account_type ${vim_account_type}
+    FOR  ${param}  IN  @{optional_parameters}
+        ${match}  ${param_name}  ${param_value} =  Should Match Regexp  ${param}  (.+)=(.+)  msg=Syntax error in optional parameters
+        ${osm_vim_create_command}=  Catenate  ${osm_vim_create_command}  --${param_name}=${param_value}
+    END
+    ${rc}  ${stdout}=  Run and Return RC and Output  ${osm_vim_create_command}
+    log  ${stdout}
+    Should Be Equal As Integers  ${rc}  ${success_return_code}
+    [Return]  ${stdout}
+
+
+Delete VIM Target
+    [Arguments]   ${vim_name}
+
+    ${rc}  ${stdout}=  Run Keyword And Continue On Failure  Run and Return RC and Output  osm vim-delete ${vim_name}
+    log  ${stdout}
+    Wait Until Keyword Succeeds  ${delete_max_wait_time}  ${delete_pol_time}  Check for VIM Target  ${vim_name}
+
+
+Get VIM Targets
+    ${rc}  ${stdout}=  Run and Return RC and Output  osm vim-list
+    log  ${stdout}
+    Should Be Equal As Integers  ${rc}  ${success_return_code}
+
+
+Check for VIM Target
+    [Arguments]  ${vim_name}
+
+    ${rc}  ${stdout}=  Run and Return RC and Output  osm vim-list | awk '{print $2}' | grep ${vim_name}
+    Should Not Be Equal As Strings  ${stdout}  ${vim_name}
+
+
+Check for VIM Target Status
+    [Arguments]  ${vim_name}  ${prometheus_host}  ${prometheus_port}
+
+    ${vim_account_id}=  Get VIM Target ID  ${vim_name}
+    Wait Until Keyword Succeeds  ${vim_status_max_wait_time}  ${vim_status_pol_time}  Check If VIM Target Is Available  ${vim_account_id}  ${prometheus_host}  ${prometheus_port}
+
+
+Get VIM Target ID
+    [Arguments]  ${vim_name}
+
+    ${rc}  ${stdout}=  Run and Return RC and Output  osm vim-list | grep " ${vim_name} " | awk '{print $4}'
+    Should Be Equal As Integers  ${rc}  ${success_return_code}
+    Should Not Be Equal As Strings  ${stdout}  ${EMPTY}  msg=VIM Target '${vim_name}' not found  values=false
+    [Return]  ${stdout}
+
+
+Check If VIM Target Is Available
+    [Arguments]  ${vim_account_id}  ${prometheus_host}  ${prometheus_port}
+
+    ${metric}=  Get Metric  ${prometheus_host}  ${prometheus_port}  osm_vim_status  vim_account_id=${vim_account_id}
+    Should Be Equal As Integers  ${metric}  1  msg=VIM Target '${vim_account_id}' is not active  values=false