0.1 11 June 2012 Pablo Neira Ayuso Initial version of the proposal for internal discussion. 0.2 11 June 2012 Pablo Neira Ayuso Second version after comments from Holger and Harald: Include figures that provide expect traffic savings (in %). Change licensing terms (owned by OnWaves and consultants). Adjust work from 200 to 150 hours, remove details on how the implementation 0.3 20 June 2017 Pau Espin Pedrol Improve and extenend for osmo-gsm-manuals inclusion from Pau Espin: Convert to asciidoc. Update frame bits according to implementation. 0.4 19 July 2017 Pau Espin Pedrol Add sequence charts, generate packet header structure with packetdiag, generate traffic saving plot with pychart. Holger Freyther hfreyther@sysmocom.de HF sysmocom sysmocom - s.f.m.c. GmbH former Managing Director Harald Welte hwelte@sysmocom.de HW sysmocom sysmocom - s.f.m.c. GmbH Managing Director Pablo Neira Ayuso pneira@sysmocom.de PN sysmocom sysmocom - s.f.m.c. GmbH 2012-2017 sysmocom - s.f.m.c. GmbH Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with the Invariant Sections being just 'Foreword', 'Acknowledgements' and 'Preface', with no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License". The Asciidoc source code of this manual can be found at http://git.osmocom.org/osmo-gsm-manuals/