- 
Solaris OS on SPARC and x86 platforms, versions 9 and 10,
32–bit and 64–bit 
- 
Red Hat Enterprise Linux Advanced Server 4.0 and 5.0, 32–bit
and 64–bit 
- 
Microsoft Windows Server 2003, 32–bit only 
- 
Microsoft Windows Server 2008, 64–bit only 
Note: Apache HTTP Server 2.2.x, 32–bit agent only 
- 
Ubuntu 8.x Server Edition, 32-bit and 64-bit 
- 
SuSE Linux 9.x, 32-bit and 64-bit 
- 
Debian 4.x, 32-bit and 64-bit 
- 
IBM AIX 5.x and
6.1, 32–bit only 
- 
HP-UX 11i v2 or later, 32–bit with the integrated (built-in)
Apache 2.2.x server only 
Note.
The Apache HTTP Server 2.2.x agent is not supported
on the Apache 2.2.x server manually installed on HP-UX.