Fix validation warnings

Author: vac0224

articles/communication-services/concepts/interop/tpe/teams-phone-provisioning.md renamed to articles/communication-services/concepts/interop/tpe/teams-phone-extensibility-provisioning.md

@@ -23,10 +23,9 @@ A Teams resource account (RA) must include an association to the Contact Center
 To provision the RA for the CCaaS service the Teams Admin uses a cmdlet to create (or change) the RA using the CCaaS AppID. For more information, see the article on GitHub [Register calling bot](https://microsoftgraph.github.io/microsoft-graph-comms-samples/docs/articles/calls/register-calling-bot.html).
 
 The Teams admin then assigns the Azure Communication Services Resource ID used by the CCaaS
-service to the RA. The CCaaS admin provides these IDs to the Teams admin. Once the RA is assigned the CCaaS app can retrieve the Azure Communication Services Resource IDs from MS Graph, including their Display Name and
-Phone number. The RA assignment also provides access consent for the RA.
+service to the RA. The CCaaS admin provides these IDs to the Teams admin. Once the RA is assigned the CCaaS app can retrieve the Azure Communication Services Resource IDs from MS Graph, including their Display Name and Phone number. The RA assignment also provides access consent for the RA.
 
-:::image type="content" source="./media/tpe-provisioning-call-flow.png" alt-text="Diagram shows the Provisioning flow from Resource Account through number acquisition and number assignment to finish provisioning."  lightbox="./media/tpe-provisioning-call-flow.png":::
+:::image type="content" source="./media/teams-phone-extensibility-provisioning-call-flow.png" alt-text="Diagram shows the Provisioning flow from Resource Account through number acquisition and number assignment to finish provisioning."  lightbox="./media/teams-phone-extensibility-provisioning-call-flow.png":::
 
 ## Authorization
 

articles/communication-services/quickstarts/tpe/teams-phone-extensibility-access-teams-phone.md

@@ -110,7 +110,7 @@ You must register your application for `TeamsExtension.ManageCalls` permission f
 
 ## Grant a Teams user access to your Azure Communication Services resource
 
-Send a request to the Microsoft Teams Phone access assignments API to give a Teams user access through Communication Services resource. For more details on how to authenticate the web request, follow this guide: [Authentication](https://learn.microsoft.com/rest/api/communication/authentication).
+Send a request to the Microsoft Teams Phone access assignments API to give a Teams user access through Communication Services resource. For more information about how to authenticate the web request, see [Authentication](/rest/api/communication/authentication).
 
 The following example shows a request for a user with identifier `e5b7f628-ea94-4fdc-b3d9-1af1fe231111`.
 

articles/communication-services/quickstarts/tpe/teams-phone-extensiblity-rest-api.md

@@ -134,5 +134,5 @@ DELETE {endpoint}/access/teamsExtension/assignments/{objectId}?api-version=2025-
 
 ## Related articles
 
-- [Teams Phone extensibility overview](../../concepts/interop/tpe/teams-phone-overview.md)
+- [Teams Phone extensibility overview](../../concepts/interop/tpe/teams-phone-extensibility-overview.md)
 - [Teams Phone System extensibility quick start](./teams-phone-extensibility-quickstart.md)