Message Queue 4.4 Update 1 is distributed as a set of IPS packages, which can be updated using the Update Tool. The installer installs IPS packages on Solaris, Linux, AIX, and Windows. For those platforms where Update Tool is not supported (AIX, other UNIX), the installer installs an IPS user image but updates are not be available through the Update Tool.
Native SVR4 packages for Solaris and Linux RPMs are deprecated with the Message Queue 4.4 Update 1 release.