The Minister for Economy has agreed that research be undertaken into the preparedness of the public sector in Wales for the switch-off of the Public Switched Telephone Network.
Mae Gweinidog yr Economi wedi cytuno y dylid cynnal ymchwili i weld a yw’r sector cyhoeddus yng Nghymru yn barod ar gyfer diffodd y Rhwydwaith Ffôn Analog Cyhoeddus.