Exchange 2003 - Recipient Policy Variables - email address

%g --- Given Name (first Name)
%i --- Miggle Initials
%s --- Surname (LAst Name)
%d --- Display Name
%m --- Exchange Alias

Examples

%1g.%s@tititec.com - will give you -- m.nkounkou@tititec.com
%g.%s@tititec.com - will give you -- martial.nkounkou@tititec.com