Solution : https://service.sap.com/sap/support/notes/893352 (SAP Service marketplace login required)
Key words : 
application group -> miscellaneous components -> appserver linuxx86_64, install j2ee based components, nw04 based sap releases, nw04 based solutions, erp2004 aka ecc5, service marketplace smp, /swdc -> downloads -> installations, environment variable ld_library_path, 64bit upgrade tools, upgrade packages provided
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| 171356 | SAP software on Linux: General information |