Acronyms von A bis Z
Q.87
Empfehlung der "CCITT"/"ITU" von 1993: Stage 2 description for additional information transfer supplementary services Clause 1 (1993) Clause 1-User-to-user signalling (UUS)
Empfehlung der "CCITT"/"ITU" von 1993: Stage 2 description for additional information transfer supplementary services Clause 1 (1993) Clause 1-User-to-user signalling (UUS)