"telefoondienst": oproepen (met inbegrip van spraak, voicemail, conference call of data call), aanvullende diensten (met inbegrip van call forwarding en call transfer), messaging- en multimediadiensten (met inbegrip van short message service(SMS), enhanced media service (EMS) en multi-media service(MMS));
"telephone service" means calls (including voice, voicemail and conference and data calls), supplementary services (including call forwarding and call transfer) and messaging and multi-media services (including short message services, enhanced media services and multi-media services);