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	Sabaragamuwa University Year 2010   Our Fortune My Student Tutorial - Paradigm Change The best answer     Sabaragamuwa University Year 2011 July ( Data Communication & Computer & Telecommunication Networks)   Lecture Plan Please get a Hard Copy of this document when coming for lecture Lecture notes :- The major difference between computers & humans Telecom Network Basic PCM Higher Order PCM COMMON CHANNEL SIGNALLING_NEW VERSION Switching System OPTICAL FIBRE COMMUNICATION NEXT GENERATION NETWORK SABARAGAMUWA (COMBINED) TUTORIAL 2011       Sabaragamuwa lecture JUNE 2010   Summary of PCM systems OSI 7 LAYERS WITH COMMON CHANNEL SIGNALLING   Part - I Part - II Switching System 2010 version Telephone numbering and IP addressing