Systems of radiotelephony communication. General technical specifications. Replaces O‘z DSt 1001:2001
Document status: Active
Telecommunication networks. Session Initiation Protocol SIP. General requirements
Document status: Active
Interfaces of optical transport networks. General requirements
Document status: Active
Telecommunication networks. Automated payment system with users of telecommunications services. General technical requirements and control methods
Document status: Active
Transmitters for radio broadcasting, stationary. Main parameters, technical requirements and methods of measurement
Document status: Active
Dense wavelength division multiplexing (DWDM), compatible longitudinally. General requirements
Document status: Active