diff --git a/docs/_static/css/ribbon.css b/docs/_static/css/ribbon.css
index 6008cb1..1bf7898 100644
--- a/docs/_static/css/ribbon.css
+++ b/docs/_static/css/ribbon.css
@@ -1,63 +1,64 @@
+
 .ribbon {
-  z-index: 1000;
-  background-color: #a00;
-  overflow: hidden;
-  white-space: nowrap;
-  position: fixed;
-  top: 25px;
-  right: -50px;
-  -webkit-transform: rotate(45deg);
-     -moz-transform: rotate(45deg);
-      -ms-transform: rotate(45deg);
-       -o-transform: rotate(45deg);
-          transform: rotate(45deg);
-  -webkit-box-shadow: 0 0 10px #888;
-     -moz-box-shadow: 0 0 10px #888;
-          box-shadow: 0 0 10px #888;
+   z-index: 1000;
+   background-color: #a00;
+   overflow: hidden;
+   white-space: nowrap;
+   position: fixed;
+   top: 25px;
+   right: -50px;
+   -webkit-transform: rotate(45deg);
+      -moz-transform: rotate(45deg);
+       -ms-transform: rotate(45deg);
+        -o-transform: rotate(45deg);
+           transform: rotate(45deg);
+   -webkit-box-shadow: 0 0 10px #888;
+      -moz-box-shadow: 0 0 10px #888;
+           box-shadow: 0 0 10px #888;
 
-}
+ }
 
-.ribbon a {
-  border: 1px solid #faa;
-  color: #fff;
-  display: block;
-  font: bold 81.25% 'Helvetica Neue', Helvetica, Arial, sans-serif;
-  margin: 1px 0;
-  padding: 10px 50px;
-  text-align: center;
-  text-decoration: none;
-  text-shadow: 0 0 5px #444;
-  transition: 0.5s;
-}
+ .ribbon a {
+   border: 1px solid #faa;
+   color: #fff;
+   display: block;
+   font: bold 81.25% 'Helvetica Neue', Helvetica, Arial, sans-serif;
+   margin: 1px 0;
+   padding: 10px 50px;
+   text-align: center;
+   text-decoration: none;
+   text-shadow: 0 0 5px #444;
+   transition: 0.5s;
+ }
 
-.ribbon a:hover {
-  background: #c11;
-  color: #fff;
-}
+ .ribbon a:hover {
+   background: #c11;
+   color: #fff;
+ }
 
 
-/* override table width restrictions */
-@media screen and (min-width: 767px) {
+ /* override table width restrictions */
+ @media screen and (min-width: 767px) {
 
-   .wy-table-responsive table td, .wy-table-responsive table th {
-      /* !important prevents the common CSS stylesheets from overriding
-         this as on RTD they are loaded after this stylesheet */
-      white-space: normal !important;
-   }
-
-   .wy-table-responsive {
-      overflow: visible !important;
-   }
-}
-
-@media screen and (max-width: 767px) {
-    .wy-table-responsive table td {
-        white-space: nowrap;
+    .wy-table-responsive table td, .wy-table-responsive table th {
+       /* !important prevents the common CSS stylesheets from overriding
+          this as on RTD they are loaded after this stylesheet */
+       white-space: normal !important;
     }
-}
 
-/* fix width of the screen */
+    .wy-table-responsive {
+       overflow: visible !important;
+    }
+ }
 
-.wy-nav-content {
-    max-width: none;
-}
+ @media screen and (max-width: 767px) {
+     .wy-table-responsive table td {
+         white-space: nowrap;
+     }
+ }
+
+ /* fix width of the screen */
+
+ .wy-nav-content {
+     max-width: 800px;
+ }
diff --git a/docs/conf.py b/docs/conf.py
index 84dac1e..5185b61 100755
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -16,15 +16,45 @@
 #  SPDX-License-Identifier: Apache-2.0
 #  ============LICENSE_END=========================================================
 
-
 from docutils.parsers.rst import directives
-from docs_conf.conf import *
 
-#change 'latest' to relevant branch-name once branch has been created
+project = "onap"
+release = "master"
+version = "master"
+
+author = "Open Network Automation Platform"
+# yamllint disable-line rule:line-length
+copyright = "ONAP. Licensed under Creative Commons Attribution 4.0 International License"
+
+pygments_style = "sphinx"
+html_theme = "sphinx_rtd_theme"
+html_theme_options = {
+    "style_nav_header_background": "white",
+    "sticky_navigation": "False" }
+html_logo = "_static/logo_onap_2017.png"
+html_favicon = "_static/favicon.ico"
+html_static_path = ["_static"]
+html_show_sphinx = False
+
+extensions = [
+    'sphinx.ext.intersphinx','sphinxcontrib.blockdiag',
+    'sphinxcontrib.seqdiag', 'sphinxcontrib.swaggerdoc', 'sphinx.ext.graphviz']
+
+#
+# Map to 'latest' if this file is used in 'latest' (master) 'doc' branch.
+# Change to {releasename} after you have created the new 'doc' branch.
+#
+
 branch = 'latest'
+
 doc_url = 'https://docs.onap.org/projects'
 master_doc = 'index'
 
+exclude_patterns = ['.tox']
+
+spelling_word_list_filename='spelling_wordlist.txt'
+spelling_lang = "en_GB"
+
 intersphinx_mapping = {}
 
 intersphinx_mapping['onap-cps-ncmp-dmi-plugin'] = ('{}/onap-cps-ncmp-dmi-plugin/en/%s'.format(doc_url) % branch, None)
@@ -33,16 +63,7 @@
 linkcheck_ignore = [
     'http://localhost',
     'https://example.com',
-    'about:config',
-    # this URL is not directly reachable and must be configured in the system hosts file.
-    'https://portal.api.simpledemo.onap.org:30225/ONAPPORTAL/login.htm',
-    # anchor issues
-    'https://docs.onap.org/projects/onap-integration/en/latest/docs_usecases_release.html#.*',
-    'https://docs.linuxfoundation.org/docs/communitybridge/easycla/contributors/contribute-to-a-gerrit-project#.*',
-    'https://docs.onap.org/projects/onap-integration/en/latest/docs_robot.html#docs-robot',
-    'https://docs.onap.org/projects/onap-integration/en/latest/docs_usecases_release.html#docs-usecases-release',
-    'https://docs.onap.org/projects/onap-integration/en/latest/docs_usecases.html#docs-usecases',
-    'https://docs.onap.org/projects/onap-integration/en/latest/usecases/release_non_functional_requirements.html#release-non-functional-requirements',
+    'about:config'
 ]
 
 
diff --git a/docs/requirements-docs.txt b/docs/requirements-docs.txt
index 3b3441a..ed96b42 100644
--- a/docs/requirements-docs.txt
+++ b/docs/requirements-docs.txt
@@ -1,3 +1,6 @@
-lfdocs-conf
 sphinx>=4.2.0  # BSD
 sphinx-rtd-theme>=1.0.0  # MIT
+sphinxcontrib-blockdiag  # BSD
+sphinxcontrib-seqdiag # BSD
+sphinxcontrib-swaggerdoc
+sphinxcontrib-spelling
diff --git a/docs/spelling_words.txt b/docs/spelling_words.txt
new file mode 100644
index 0000000..4417cc8
--- /dev/null
+++ b/docs/spelling_words.txt
@@ -0,0 +1,10 @@
+Goodger
+Mär
+docinfo
+overlined
+Docutils
+csv
+sectnum
+reST
+unicode
+defs
\ No newline at end of file
diff --git a/docs/tox.ini b/docs/tox.ini
index c329a7e..ab2de1b 100644
--- a/docs/tox.ini
+++ b/docs/tox.ini
@@ -1,26 +1,46 @@
+# ============LICENSE_START=======================================================
+# Copyright (C) 2022 Nordix 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.
+#
+# SPDX-License-Identifier: Apache-2.0
+# ============LICENSE_END=========================================================
+
 [tox]
 minversion = 1.6
-envlist = docs,
+envlist = docs,docs-linkcheck,docs-spellcheck
 skipsdist = true
-
 [testenv:docs]
 basepython = python3.8
-deps = -r{toxinidir}/requirements-docs.txt
-       -chttps://raw.githubusercontent.com/openstack/requirements/stable/yoga/upper-constraints.txt
-       -chttps://git.onap.org/doc/plain/etc/upper-constraints.onap.txt
+deps =
+    -r{toxinidir}/requirements-docs.txt
+    -chttps://raw.githubusercontent.com/openstack/requirements/stable/yoga/upper-constraints.txt
+    -chttps://git.onap.org/doc/plain/etc/upper-constraints.onap.txt?h=master
 commands =
-    sphinx-build -b html -n -d {envtmpdir}/doctrees ./ {toxinidir}/_build/html
-    echo "Generated docs available in {toxinidir}/_build/html"
-whitelist_externals =
-    echo
-    git
-    sh
-
+    sphinx-build -q -b html -n -d {envtmpdir}/doctrees {toxinidir} {toxinidir}/_build/html
 [testenv:docs-linkcheck]
 basepython = python3.8
-deps = -r{toxinidir}/requirements-docs.txt
-       -chttps://raw.githubusercontent.com/openstack/requirements/stable/yoga/upper-constraints.txt
-       -chttps://git.onap.org/doc/plain/etc/upper-constraints.onap.txt
-commands = echo "Link Checking not enforced"
-#commands = sphinx-build -b linkcheck -d {envtmpdir}/doctrees ./ {toxinidir}/_build/linkcheck
-whitelist_externals = echo
+deps =
+    -r{toxinidir}/requirements-docs.txt
+    -chttps://raw.githubusercontent.com/openstack/requirements/stable/yoga/upper-constraints.txt
+    -chttps://git.onap.org/doc/plain/etc/upper-constraints.onap.txt?h=master
+commands =
+    sphinx-build -b linkcheck -d {envtmpdir}/doctrees {toxinidir} {toxinidir}/_build/linkcheck
+[testenv:docs-spellcheck]
+basepython = python3.8
+deps =
+    -r{toxinidir}/requirements-docs.txt
+    -chttps://raw.githubusercontent.com/openstack/requirements/stable/yoga/upper-constraints.txt
+    -chttps://git.onap.org/doc/plain/etc/upper-constraints.onap.txt?h=master
+commands =
+    sphinx-build -b spelling -Dextensions=sphinxcontrib.spelling -d {envtmpdir}/doctrees {toxinidir} {toxinidir}/_build/spellcheck