Explanation:

Reference:
https://docs.microsoft.com/en-us/azure/virtual-wan/virtual-wan-expressroute-portal
Topic 1, Fabrikam inc.
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Overview
Fabrikam, Inc. Is a manufacturing company that has a main office In New York and a branch office in Seattle.
On-premises Servers
The on-premises network contains servers that run Windows Server as shown in the following table.

DC1 hosts all the operation master roles.
WEB1 and WEB2 run an Internet Information Services (IIS) web app named Webapp1.
On-premises Network
The New York and Seattle offices are connected by using redundant WAN links.
The client computers in each office get IP addresses from their local DHCP server.
DHCP! contains a scope named Scope1 that has addresses for the New York office. DHCP2 contains a scope named Scope2 that has addresses for the Seattle office.
Group Policy Object (GPOs)
The cwp.fabrikam.com domain contains the organizational units (OUs) and custom Group Policy Objects (GPOs) shown in the following table.

Requirements:
Fabrikam Identifies the following planned changes:
* Create a single Azure subscription named Sub1 that will contain a single Azure virtual network named Vnet1.
* Replace the WAN links between the Seattle and New York offices by using Azure Virtual WAN and ExpressRoute. Both on-premises offices will be connected to Vnet1 by using ExpressRoute.
* Create three Azure file shares named newyorkfiles, seattfefiles, and companyfiles.
* Create a domain controller named dc3.corp.fabrikam,com in Vnet1.
* Deploy an Azure Virtual Desktop host pool lo Vnet1. The Azure Virtual Desktop session hosts will be hybrid Azure AD joined.
* License all servers for Microsoft Defender for servers.
* Use Azure Policy to enforce configuration management policies on the servers in Azure and on-premises.
Networking Requirements
Fabrikam identifies the following security requirements:
* Apply GP04 to the Azure Virtual Desktop session hosts. Ensure that Azure Virtual Desktop user sessions lock after being idle for 10 minutes. Users must be able to control the lockout lime manually from their client computer.
* Ensure that server administrators request approval before they can establish a Remote Desktop connection to an Azure virtual machine. If the request is approved, the connection must be established within two hours.
* Prevent user passwords from containing all or part of words that are based on the company name, such as Fab. fabrikam or fsbr! |.
* Ensure that all instances of Webapp1 use the same service account. The password of the service account must change automatically every 30 days.
* Prevent domain controllers from directly contacting hosts on the internet.
File Sharing Requirements
You need to configure the synchronization of Azure files to meet the following requirements:
* Ensure that seattlefiles syncs to FS2.
* Ensure that newyorkfiles syncs to FS1.
* Ensure that companyfiles syncs to both FS1 and FS2.