You can migrate all of your servers and workstations to SecureLogin 6.1SP1 at one time, or you can do a phased migration, where you migrate in stages. If you plan to do a phased migration, start with Section 12.1, Phased Upgrading.
Section 12.1, Phased Upgrading
Section 12.2, Prerequisites
Section 12.3, Upgrading Novell SecureLogin
Section 12.4, Changing the Directory Database Version