(R)Preservation wooden poles 2009
Preservation of Wooden Poles Carrying Overhead Telecommunication Lines (2009)
(R) Optical Transport Networks TDM, 2010
Optical Transport Networks from TDM to Packet (2010)
(A)Preservation wooden poles 2009
Preservation of Wooden Poles Carrying Overhead Telecommunication Lines (2009)
(C)Preservation wooden poles 2009
Preservation of Wooden Poles Carrying Overhead Telecommunication Lines (2009)
Mitigation Measures for Telecom. Inst.
Mitigation measures for telecommunication installations - Part 1 (2008)
Optical Transport Networks TDM, 2010 -CD
Optical Transport Networks from TDM to Packet (2010)
Mitigation Measures for Telecom. Inst.
Mesures d'atténuation des effets des perturbations électromagnétiques dans les installations de télécommunication (2008)
Optical Transport Networks TDM, 2010 CD
Optical Transport Networks from TDM to Packet (2010)
Mitigation Measures for Telecom. Inst.
Medidas de mitigación en las instalaciones de telecomunicaciones (2008)
Operational Bulletin No. 665 (1.IV.1998)
Operational Bulletin No. 665 (1.IV.1998) and Annexed List: Various tones used in national networks (Supplement 2 to ITU-T Recommendation E.180) (Position on 1 April 1998) (01.04.1998)
Operational Bulletin No. 733 (1.II.2001)
Operational Bulletin No. 733 (1.II.2001) (01.02.2001)
Operational Bulletin No. 692 (15.V.1999)
Operational Bulletin No. 692 (15.V.1999) and Annexed List: List of Telegram Destination Indicators (In accordance with ITU-T Recommendation F.32) (Position on 15 May 1999) (15.05.1999)
