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I.S. EN 300 064-3:2001
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INTEGRATED SERVICES DIGITAL NETWORK (ISDN); DIRECT DIALLING IN (DDI) SUPPLEMENTARY SERVICE; DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 3: TEST SUITE STRUCTURE AND TEST PURPOSES (TSS&TP) SPECIFICATION FOR THE USER
12-01-2013
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Specifies update to references to cite latest basic call standards et al. Incorporation of minor technical modifications where necessary.
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