Acronyms von A bis Z
Q.478
Empfehlung der "CCITT"/"ITU" von 1988: Relay and regeneration of R2 interregister signals by an outgoing R2 register in atransit exchange
Empfehlung der "CCITT"/"ITU" von 1988: Relay and regeneration of R2 interregister signals by an outgoing R2 register in atransit exchange