Installing HP-UX 11.0 and Updating HP-UX 10.x to 11.0 HP 9000 Computers Edition 1

Chapter 2 51
Updating an Existing Operating System and Software
Using HP-UX Extension Software
Using HP-UX Extension Software
In addition to the tapes or CDs holding the operating system, the 11.0
release includes a CD labelled "HP-UX Extension Software". This CD is
included as a means of delivering fixes for any problems that may be
discovered after the release has been packaged for shipment.
Procedure After you have installed or updated your system, read the Extension
Software Information Sheet. Alternatively, read the README FIRST on
the CD-ROM
Ensure that the drive is mounted:
/usr/sbin/mount
If there is no entry for the CD-ROM drive, mount it. For example:
/usr/sbin/mount /dev/dsk/c0t2d0 /your_cdrom_directory
Then print the README FIRST or use the "more" command to read it.