Hi,
Please refer these links:
http://support.veritas.com/docs/269806
http://support.veritas.com/docs/271591
No license is required for backing up MAC data.
Additionally refer admin manual of BE v10:
http://seer.support.veritas.com/docs/279401.htm
NOTE : If we do not receive your reply within two business days, this post would be marked "assumed answered" and would be moved to "answered questions" pool.