I have: - main X20-DSL(1.0) 1.0.4 Build 20210807 Rel. 46250 working as router (connected to external modem) - X20(2.0) 1.1.3 Build 20211103 Rel. 32888 - 2 x M5(1.0) 1.5.7 Build 20210819 Rel. 43499 - 3