[root@ceres asterisk]# md5sum register
af58c611791cb7699718f754af8c5660  register
[root@ceres asterisk]# ./register
Digium Product Registration
Copyright (C) 2004-2006, Digium, Inc.
Use the '-l' option to see license information for software
included in this program.

Please select a product category.

1 - Digium Products
2 - Cepstral Products

0 - Quit

Your Choice: 0


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[root@tellus sbin]# md5sum /usr/sbin/register
af58c611791cb7699718f754af8c5660  /usr/sbin/register
[root@tellus sbin]# /usr/sbin/register
-bash: /usr/sbin/register: cannot execute binary file
[root@tellus sbin]#