I search a DOC ID for "OBIEE 12c Upgrade from 188.8.131.52.0 to 184.108.40.206"
Thanks for help
Here you go
OBIEE 12c: Quick Reference For Oracle Business Intelligence Enterprise 12c Upgrade From 12.2.1 to 12.2.1.x (Doc ID 2153433.1)
From the document:
This document was written and tested by upgrading OBIEE 220.127.116.11 to 18.104.22.168. At that time, OBIEE 22.214.171.124 had not been released yet but the same steps apply for the upgrade from 126.96.36.199 to 188.8.131.52.