IPv4/IPv6 dual stack docs (#16010)

* initial commit for IPv4/IPv6 dual stack docs

Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Apply suggestions from code review

Co-Authored-By: Tim Bannister <tim@scalefactory.com>

* Remove warning, Add What's next section

Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Add Service section
Add Provising a dual stack Kubernetes cluster section
Add Ecosystem tooling section
Update prerequisites
Update flags
Update supported features
Move validation to task
Add Service validation

Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Apply suggestions from code review

Co-Authored-By: Tim Bannister <tim@scalefactory.com>

* Remove ecosystem tooling
Remove provisioning tools
Add backtics to ipFamily values
Update loadbalancer section

Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Fix feature gate link typo

Co-Authored-By: Tim Bannister <tim@scalefactory.com>

* Update to dual-stack
Add default use-case to Service validation
Add note to default Service behaviour
Add default Service example
Update egress routing description

Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Update api-server to the API server
Fix small typo based on feedback

Co-Authored-By: Tim Bannister <tim@scalefactory.com>
Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Add for_k8s_version feature state

Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Update service IP address verbiage to be more concise

Co-Authored-By: Tim Bannister <tim@scalefactory.com>

* Move to tasks/network

Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Move dual-stack under services-networking

Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Remove dual-stack from glossary
Add codenew blocks
Split command from output
Renamed pod name
Created subheading to validate node and pod addressing

Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Apply suggestions from code review

Co-Authored-By: Tim Bannister <tim@scalefactory.com>

* Verbiage update based on review

Co-Authored-By: Tim Bannister <tim@scalefactory.com>
Signed-off-by: Lachlan Evenson <lachlan.evenson@microsoft.com>

* Apply suggestions from code review

Co-Authored-By: Tim Bannister <tim@scalefactory.com>

data/concepts.yml

@@ -95,6 +95,7 @@ toc:
   - docs/concepts/services-networking/ingress.md
   - docs/concepts/services-networking/network-policies.md
   - docs/concepts/services-networking/add-entries-to-pod-etc-hosts-with-host-aliases.md
+  - docs/concepts/services-networking/dual-stack.md
 
 - title: Storage
   landing_page: /docs/concepts/storage/volumes/

data/tasks.yml

@@ -126,6 +126,11 @@ toc:
   - docs/tasks/tls/managing-tls-in-a-cluster.md
   - docs/tasks/tls/certificate-rotation.md
 
+- title: Network
+  landing_page: tasks/network/validate-dual-stack/
+  section:
+  - docs/tasks/network/validate-dual-stack.md
+
 - title: Administer a Cluster
   landing_page: /docs/tasks/administer-cluster/memory-default-namespace/
   section: