[:home/cl2515/perl] perl -MDBI -e 'DBI->installed_versions;'
  Perl            : 5.016003    (x86_64-linux)
  OS              : linux       (2.6.32-220.4.2.el6.x86_64)
  DBI             : 1.631
  DBD::Teradata   : 1.52
    DBD::ODBC       : 1.52
 
My code
use DBI;
use DBD::ODBC;

I'm trying to establish a connection from my linux box to a Teradata server

My odbcinst.ini looks as the example does

     [ODBC DRIVERS]

     Teradata=Installed

     [Teradata]

     Driver=/opt/teradata/client/ODBC_32/lib/tdata.so

     APILevel=CORE