[CentOS] mail with chnage "from address" not work on CentOS 6

mcclnx mcc wrote:
> We have CEntOS 6.3 on DELL server.  WE try to use following mail command
> but failed.  This command perfect work on CentOS 5.X.
> $ mail -s "test..." user1 at sun.com -- -f NoReply at App.MD.gov
> test
> .
> EOT
> $ /home/app/oracle/dead.letter... Saved message in
> /home/app/oracle/dead.letter
>
> problem come from "-- -f NoReply at App.MD.gov".  But it work correctly on
> CentOS 5.x.
> Anyone know how to fix it?
> Thanks

A couple of unrelated questions:
  1. Why 6.3 - why not upgrade to 6.6, with all the security and bugfixes.
  2. On a more personal and professional note: you're email is from Taiwan.
        Why are you sending osmething from some app to the government of
        my state, Maryland, in the US?

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