GB/T 2789-1981
Abolished
GB/T 17789-1999
Active
National standards
GB/T 17789-1999 Procedures for simultaneous transmission of data and digitally encoded voice signals over the PSTN or over 2-wire leased point-to-point telephone type circuits
GB/T 17789-1999 Procedures for simultaneous transmission of data and digitally encoded voice signals over the PSTN or over 2-wire leased point-to-point telephone type circuits
Basic Information
Standard Code:
GB/T 17789-1999
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Technical requirements for the interoperability of communication network equipment and communication network interfaces
ICS Name:
\n Transmission system
Publish Date:
1999-07-13
Implement Date:
2000-01-01
Pages:
20 pages
Development Information
Referenced Standards
YD/T 514-1998
YD/T 945-1998
ITU-T 建议G.729
ITU-T 建议H.245:1996
ITU-T 建议V.8bis:1996
ITU-T 建议V.25bis:1988
ITU-T 建议V.25ter:1995
ITU-T 建议V.32bis:1991
ITU-T 建议V.42:1993
ITU-T 建议V.42bis:1990
ITU-T 建议V.75:1996
ITU-T 建议V.76:1996
ITU-T 建议V.80:1996
Adopt standards
ITU-T V.70:1996
Related Standards
GB/T 3383-1982
Active
GB/T 3383-1982 Telecommunication transmission unit—decibel
GB/T 4110-1983
Active
GB/T 4110-1983 Pulse code modulation communication system hierarchy
GB/T 5438-1985
Active
GB/T 5438-1985 Characteristics and measuring methods for monophonic and stereophonic transmissions
GB/T 7438-1987
Abolished
GB/T 7438-1987 Numbering for telex and low speed data in national communi cation network
GB/T 7554-1987
Active