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].
IN_DEVELOPMENT
prSSH ETS 300 417-2-2:1997 ed.1
40.20
DIS ballot initiated: 12 weeks
Feb 9, 2026
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