Nya Application Guides

ITS WG NI (Working Group Network Interworking) har uppdaterat ITS Application Guides 9 (Transfer of number information in national interconnections based on ISUP) och 21 (Routing of calls to the emergency number 112 using the Identification Plan of Municipalities) samt skrivit den nya Application Guide 28 (Transfer of interoperator Premium rate services and Mass call services termination numbers). Alla tre finns nu för fri nedladdning här: