This European Telecommunication Standard (ETS) provides the Implementation Conformance Statement (ICS) proforma specification for the Synchronous Digital Hierarchy (SDH) equipment physical section layer functions defined in ETS 300 417-2-1 [2] in compliance with the relevant requirements, and in accordance with the relevant guidance given in ISO/IEC 9646-7 [7] and ETS 300 406 [3].
PUBLISHED
SSH ETS 300 417-2-2:1997 ed.1
60.60
Standard published
Jul 7, 2026