CentOS - May 2015 - mail with chnage "from address" not work on CentOS 6

------------ Original Message ------------
> Date: Tuesday, May 19, 2015 10:13:20 AM -0400
> From: Tim Evans <tkevans at tkevans.com>
>
> On 05/19/2015 10:07 AM, 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?
> 
> CentOS 6 man page says '-f' means "mail the contents of the
file."
> YOu probably want '-r'
With 5.x "mail" was /usr/bin/mail, and "--" lets you pass
sendmail
options (where the -f is the "From"). With 6.x and 7, "mail"
is
symlinked to mailx, which doesn't seem to have the "--" flag and
the
ability to pass the sendmail options. In both mail and mailx, a bare
"-f" is a read from file.