Which version of Exchange are you running? In Exchange 5.x, you add these domains as Inbound via the Internet Mail Connector settings. In Exchange 2000, you create Recipient Policies within Exchange System Manager. Hope this helps.
Dig Deeper on Legacy Exchange Server versions
Related Q&A from SearchExchange Staff
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.