update various readme docs

Author: mtarking

README.md

@@ -187,7 +187,7 @@ all:
     ndfc:
       hosts:
         nac-ndfc1:
-          ansible_host: 10.X.X.X
+          ansible_host: "{{ lookup('ansible.builtin.env', 'ND_HOST') }}"
 ```
 
 This structure creates two things in Ansible, a group called `ndfc` and a host called `nac-ndfc1:`. These are tied back to the directory structure of the repository that contains two folders in the top directory:
@@ -209,7 +209,7 @@ The collection is **pre-built** to utilize the `group_vars` and `host_vars` matc
 
 #### Step 1 - Update the Inventory File
 
-In the provided `inventory.yaml` file on the root directory, update the `ansible_host` variable to point to your NDFC controller by replacing `10.X.X.X` with the IP address of the NDFC controller.
+In the provided `inventory.yaml` file on the root directory, update the `ansible_host` variable to point to your NDFC controller by replacing `"{{ lookup('ansible.builtin.env', 'ND_HOST') }}"` with the IP address of the NDFC controller or setting the ```ND_HOST``` environment variable as described in Step 3.
 
 
 #### Step 2 - Configure Ansible Connection File
@@ -246,12 +246,14 @@ The usage of [Ansible vault](https://docs.ansible.com/ansible/latest/vault_guide
 The environment variables are set in the shell that is going to execute the playbook. The environment variables are configured via the `export` command in the shell (bash). Using this template set the environment variables to the correct credentials for the NDFC controller and the devices in the inventory on your topology.
 
 ```bash
-# These are the credentials for 
-export ansible_user=admin
-export ansible_password=Admin_123
+# These are the credentials for ND/NDFC
+export ND_HOST=10.15.0.11
+export ND_DOMAIN=local
+export ND_USERNAME=admin
+export ND_PASSWORD=Admin_123
 # These are the credentials for the devices in the inventory
-export ndfc_switch_username=admin
-export ndfc_switch_password=Admin_123
+export NDFC_SW_USERNAME=admin
+export NDFC_SW_PASSWORD=Admin_123
 ```
 
 The following quickstart repository is available to provide a step by step guide for using this collection

roles/dtc/connectivity_check/README.md

@@ -2,7 +2,7 @@ Role Name: cisco.nac_dc_vxlan.dtc.connectivity_check
 ========================================
 
 This role is used to check the connectivity and authentication to NDFCs.
-Additionally, the role is used to obtain the NDFC version information.
+Additionally, the role is used to obtain the Nexus Dashboard (ND) and Nexus Dashboard Fabric Controller (NDFC) version information.
 
 Requirements
 ------------
@@ -33,12 +33,11 @@ The following tags can be used to selectively execute stages within the `cisco.n
 
 `cc` stands for `connectivity_check` role
 
-* cc_connectivity_check
-* cc_version
+* cc_verify
 
 ```bash
 # Selectively run stage to add VRFs and Networks and skip all other stages
-ansible-playbook -i inventory.yml vxlan.yml --tags cc_connectivity_check
+ansible-playbook -i inventory.yml vxlan.yml --tags cc_verify
 ```
 
 License

roles/dtc/create/README.md

@@ -28,7 +28,7 @@ Example Playbook
 ```
 
 -------
-The following tags can be used to selectively execute stages within the `cisco.nac_dc_vxlan.create` role
+The following tags can be used to selectively execute stages within the `cisco.nac_dc_vxlan.dtc.create` role
 
 `cr` stands for `create_role`
 
@@ -37,6 +37,7 @@ The following tags can be used to selectively execute stages within the `cisco.n
 * cr_manage_vpc_peers
 * cr_manage_interfaces
 * cr_manage_vrfs_networks
+* cr_manage_policy
 
 ```bash
 # Selectively run stage to add VRFs and Networks and skip all other stages

roles/dtc/deploy/README.md

@@ -27,6 +27,16 @@ Example Playbook
       - role: cisco.nac_dc_vxlan.dtc.deploy
 ```
 
+-------
+The following tags can be used to selectively execute stages within the `cisco.nac_dc_vxlan.dtc.deploy` role
+
+* role_deploy
+
+```bash
+# Selectively run stage to add VRFs and Networks and skip all other stages
+ansible-playbook -i inventory.yml vxlan.yml --tags role_deploy
+```
+
 License
 -------
 

roles/dtc/remove/README.md

@@ -28,7 +28,7 @@ Example Playbook
 ```
 
 -------
-The following tags can be used to selectively execute stages within the `cisco.nac_dc_vxlan.create` role
+The following tags can be used to selectively execute stages within the `cisco.nac_dc_vxlan.dtc.remove` role
 
 `rr` stands for `remove_role`
 
@@ -38,6 +38,7 @@ The following tags can be used to selectively execute stages within the `cisco.n
 * rr_manage_vpc_peers
 * rr_manage_links
 * rr_manage_switches
+* rr_manage_policy
 
 ```bash
 # Selectively run stage to remove networks and vrfs and skip all other stages