Acronyms von A bis Z
Q.82
Empfehlung der "CCITT"/"ITU" von 88-93: description for call offering supplementary services Clause 2 (1993)] Clause 2-Call forwarding Clause 3 (1993) Clause 3-Call deflection Clause 4 (1988) Line hunting
Empfehlung der "CCITT"/"ITU" von 88-93: description for call offering supplementary services Clause 2 (1993)] Clause 2-Call forwarding Clause 3 (1993) Clause 3-Call deflection Clause 4 (1988) Line hunting