Solution : https://service.sap.com/sap/support/notes/1318789 (SAP Service marketplace login required)
Key words :
existing oracle versions prior, hp-ux platforms reason, oracle versions older, hp-ux platform, oracle configuration files, oracle 11g release 2, symptom invalid hostname, 8 character length limitation, 11g release 2, 8 character limitation
Related Notes :
1503149 | Long hostname support for SAP systems on HP-UX |
1274207 | long hostnames/nodenames on HP-UX |
611361 | Hostnames of SAP servers |