On UNIX platforms, Mirror Replication Agent is now supported only on the 64-bit versions. However, Mirror Replication Agent continues to be supported on both 32-bit and 64-bit Linux and Microsoft Windows.
The following platforms are no longer supported:
Solaris 9, 10 (SPARC) (32-bit only)
HP-UX PA-RISC
AIX 5.3 (32-bit only)
For detailed information regarding platforms and operating systems, see the Mirror Replication Agent Release Bulletin 15.2.