[15:02:38](1)rome:cpg# ll -L /usr/sbin/sendmail* -rwxr-xr-x 1 root root 141344 Aug 5 08:03 /usr/sbin/sendmail -rwsr-xr-x 1 root root 2089729 Sep 13 09:20 /usr/sbin/sendmail.exim -rwxr-xr-x 1 root root 141344 Aug 5 08:03 /usr/sbin/sendmail.postfix -rwxr-xr-x 1 cpg users 748296 Sep 1 03:20 /usr/sbin/sendmail.sendmail [15:02:40](1)rome:cpg#
First of all: Why is /usr/sbin/sendmail a copy and not a soft-link? alternatives generates soft-links. Have you made this change by hand?
And at the moment you are using a copy of postfix and not sendmail.
Is this system a hand-made copy of another system? sendmail.exim should be a link, too.