Package is available via anon FTP from boulder. Remove any other aliases. Also telnet to port 25. Test the sendmail by 'expn your.name', 'expn diary', and any other alias that might cause sendmail to choke. Create mount points.
Machine has operator login with correct operator password.
Use a similar machine to create the correct format. Get someone else to verify them if you don't know how. Ask customer before installing any of these. If customer has only net support, this is a one-time localization, or this is time and materials work, let them know about the charges marked beside the packages. HPUX comes with a basic cc.