AD Migration

Need your help in below requirement:



Timelines
Prerequisites
Cost


Step 1 : Migrate from DC 2012 R2 to 2016

Step 2 : Migrate from DC 2016 to 2019



Evaluate the business requirements for Active Directory migration.
Perform an audit on the existing Active Directory infrastructure to verify its health.
Create a detailed implementation plan.
Take backup of existing domain controller
Prepare the physical/virtual resources for the domain controller.
Install Windows Server 2016 Standard/Datacenter.
Patch the servers with the latest Windows updates.
Assign a dedicated IP address to the domain controller.
Install the AD DS role.
Migrate the FSMO roles to the new domain controllers.
Migrated from FRS to DFS-R for SYSVOL
Raise the domain and forest functional levels.
Check and verify the Replication between DC and ADC
Perform the AD Optimization
Repeat the same procedure on windows server 2019
Add new domain controllers to the existing monitoring system.
Add new additional domain controllers (ADC).
OS Hardening bases on CIS Benchmarks for security as per the CIS Benchmarks Policy for Domain
Test and validate the all function are working fine
Step 3 : ADFS Form Deployment



Evaluate predefined AD FS deployment
Prepare the physical/virtual resources for the ADFS Form
Install Windows Server 2019 Standard.
Deploying the first ADFS server of an ADFS farm
Deploying Internal Load Balancer (ILB)
Deploying additional servers in the ADFS farm
Deploying the first WAP server in the DMZ.
Configure the first WAP server.
Deploying additional servers in the DMZ
Submission of Documentation