Archived

European digital cellular telecommunications system, GSM – Requirements on tone messages sent from a GSM network connected to a PSTN

European digital cellular telecommunications system, GSM – Signalling requirements for physical connection to the telephone network of ”Televerket” – Signalling connection control part (SCCP)

European digital cellular telecommunications system, GSM – Signalling requirements for physical connection to a public telephone network – International telephone user part (ITUP)

European digital cellular telecommunications system, GSM – Technical requirements for physical connection to the telephone network of ”Televerket” – Message transfer part (MTP)

European digital cellular telecommunications system, GSM – Technical requirements for physical connection to the telephone network of ”Televerket”

European digital cellular telecommunications system, GSM – Technical requirements for physical connection to the telephone network of ”Televerket”

European digital cellular telecommunications system, GSM – Technical requirements for physical connection to the telephone network of ”Televerket”