Solution : https://service.sap.com/sap/support/notes/655941 (SAP Service marketplace login required)
Key words : 
target target target target target target target target targetrel, application group                       -> plug-ins                        -> sap enterprise portal plug-, change historydate        topic        short description------------------------------------------------------------------------jan/14/2004  support, <cd_drive>/delt/31i/<os>/startup passwords, sapcar '-xvf /qopt/<volid>/data/<archiv>, <cd_drive>/inst/31i/<os>/startup, install sap enterprise portal plug-, sapcar -xvf /<cd_dir>/data/<archiv>, development class wp3roles                     domain char30, directory <dir_cd>/upgr/<target release>
Related Notes : 
       
| 899086 | Guidelines to install CIN on a pre-customised client | 
| 844193 | CRM 4.0 SP Stack 09 (07/2005) Release & Info. Note | 
| 797340 | CRM 4.0 SP Stack 1/2005 (SAPKU40008): Release & Info. Note | 
| 789554 | Upgrade to SAP Basis 640 and higher with WP-PI | 
| 775134 | MDM 2.00 SP07: Release/information note (SAPK-20007INMDM) | 
| 761607 | CRM 4.0 SP Stack 9/2004 (SAPKU40007): Release & Info. Note | 
| 754723 | CRM 4.0 SP Stack 9/2004 Support Release 1: Release Note | 
| 753384 | MDM 2.00 SP06:Release and information note (SAPK-20006INMDM) | 
| 743291 | CRM 4.0 SP Stack 6/2004 (SAPKU40006): Release & Info. Note | 
| 742874 | Enterprise Portal Plugin 6.0 Central note for fixes | 
| 723189 | General information about Enterprise Portal Plug-In | 
| 709921 | CRM 4.0 SP Stack 4/2004 (SAPKU40005): Release & Info. Note | 
| 696262 | CRM 4.0 SP Stack 1/2004 (SAPKU40004): Release & Info. Note | 
| 682808 | MDM 2.00 SP05: Release and info note (SAPK-20005INMDM) | 
| 682807 | MDM 2.00 SP04: Release and Informatn Note (SAPK-20004INMDM) | 
| 638142 | No password change document for change via the ITS | 
| 440447 | WP-PI 5.00: SAP Enterprise Portal Plug-In |