To configure the Portal Server using the samplesilent file, modify the pssamplesilent file located at PortalServer-baseSUNWps/lib and execute the psconfig script.
As root in a terminal window, go to the directory that contains the psconfig script:
cd PortalServer-baseSUNWps/lib
Type:
./psconfig -s pssamplesilentfile
For information on post-installation tasks see Portal Server Post-Installation Tasks