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Overview SIST EN 300 364 V1.2.1:2005 specifies the inter-exchange signalling protocol for the "Do Not Disturb" (DND) and "Do Not Disturb Override" supplementary services within Private Integrated Ser…
Overview SIST EN 300 364 V1.3.1:2005 is the Slovenian national adoption of the European standard EN 300 364, which specifies the inter-exchange signalling protocol for Private Integrated Services Net…
Overview ISO/IEC 14844:2003 specifies the inter-exchange signalling protocol (QSIG stage 3) at the Q reference point for the Do Not Disturb (SS‑DND) and Do Not Disturb Override (SS‑DNDO) supplementar…