Exchange Server and Office 365 offer many different options for forwarding messages to different recipients. Some of these options exist for users and others are for administrators. Administrators can also control how forwarding is handled within the organization.
The forwarding options available to clients and administrators are described below. Each of these methods has both pros and cons when implemented:
- Users can create a forwarding rule within Outlook or Outlook Web App
- An administrator can create a client rule for forwarding
- An administrator can set the ForwardingSMTPAddress parameter on a mailbox
- An administrator can set the ForwardingAddress parameter on a mailbox
Read more at source:
