Relink AD executables using AD Relink for Migration of R12.1.3 11.2.0.4 db from 32bit RHEL4 to 64bi

Migratiing  R12.1.3 apps and 11.2.0.4 db from 32bit RHEL4 to 64bit SLES11. Following Note 471566.1 - Migrate from R121.3  from Linux 32-bit to Linux 64-bit.

per Note 471566.1 :

Refer to Oracle E-Business Suite Maintenance Procedures and perform the following steps using AD Administration.

1. Relink AD executables (Use AD Relink for this step)

2. Relink Applications programs

3. Generate message files

4. Generate form files

5. Generate report files

6. Generate product JAR files

My question about Step 1 Relink AD executables (Use AD Relink for this step):

Pg 8 Note 406982.1: If you are cloning between different versions of the Operating System (e.g. Linux 5 to Linux 4) it is recommended that you relink the AD_TOP product binaries using [