ETSI home page
Gsmworld
A Brief
Overview of GSM
Protocols, LAPDm-structure
More unclassified GSM links:
http://www.ee.surrey.ac.uk/Personal/L.Wood/constellations/tables/gsm.html
http://www-elec.enserb.u-bordeaux.fr/~kadionik/formation/gsm/gsm.html
http://www.cityinfonetz.de/homepages/gliesman/gsm/gsmrep.html
http://www.cellular.co.za/gsmtechdata.htm
http://www.willassen.no/msl/node4.html
http://www.dntb.ro/users/brigada/gsm/net_stru.htm
http://www.mobileworld.org/index.html
http://www.tml.hut.fi/~hhk/tml/courses/tik-109.350/
An excellent introduction to the world of SS#7:
SS7 tutorial
Signalling System
7 Tutorial
Some of the tutorials are based on the ANSI standard.
Misc. links:
References for Digital
Communication
10.9.2000/JSa