Sender= None At 03:23 PM 2/20/2008 -0500, you wrote: >Hi, > >I am trying to set up a series of lists meant to behave like sendmail >aliases. The idea is to have an address like [log in to unmask] and let >the department secretary control who gets mail sent to the address >(subscriber control). > >In general I've got this working. Setting "Default-Options=IETFHDR" helped a >lot. The problem is that certain email clients (meaning Outlook) take it >upon themselves to read the "Sender:" header line and display it in the >"From" field as "<Sender:> on behalf of <From:>. > >Seems like typical Microsoft making their own rules to me, but Outlook is so >common I have to deal with it. > >Thanks for any help. > > - Mark