Số hiệu tiêu chuẩn
ETS 300062
Tên tiêu chuẩn
Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; service description
Ngày phát hành
1991-10-00
Tiêu chuẩn tương đương
DIN ETS 300062 (1992-09), IDT * NF Z82-062 (1994-09-01), IDT * SN ETS 300062 (1991), IDT * OENORM ETS 300062 (1992-02-01), IDT * PN-ETS 300062 (2005-06-15), IDT * SS-ETS 300062 (1992-01-29), IDT * ETS 300062:1991 en (1991-10-01), IDT * STN ETS 300 062 (1994-02-01), IDT * CSN ETS 300 062 (1995-08-01), IDT
Tiêu chuẩn liên quan
ITU-T E.164 (1988) * ITU-T I.112 (1988) * ITU-T I.130 (1988-11) * ITU-T I.210 (1988) * ITU-T Q.9 (1988-11)
Từ khóa
Automatic telephone systems * Call transmission * Characteristics * Communication equipment * Communication networks * Digital signals * Direct dialling-in * ETSI * Integrated services digital network * ISDN * Service definition * Telecommunication * Telecommunication networks * Telecommunication systems * Telecommunications * Telephone exchanges * Telephone networks * Telephone technics
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