Acronyms von A bis Z
Q.954
Empfehlung der "CCITT"/"ITU" von 1993: Stage 3 description for multiparty supplementary services using DSS 1 Clause 1 (1993) Clause 1-Conference call Clause 2 (1993) Clause 2-Three-party service
Empfehlung der "CCITT"/"ITU" von 1993: Stage 3 description for multiparty supplementary services using DSS 1 Clause 1 (1993) Clause 1-Conference call Clause 2 (1993) Clause 2-Three-party service