N49012 is a "container" hot fix that contains "member" hot fixes which will update your SAS software components.
See "What is a container hot fix?" in the SAS Hot Fix FAQ for more information on container and member hot fixes.
A manifest listing the contents of each of the following "member" hot fixes is available:
N45012 manifest for SAS Scalable Performance Data Server 5.1
N46009 manifest for SAS Scalable Performance Data Client 5.1
T62001 manifest for SAS Threaded Kernel Drivers for Scalable Performance Data 9.41
N47001 manifest for SAS Scalable Performance Data Server Plug-in for SAS Management Console 5.1