If u want to know about layer 3 messages....attached doc is of ETSI layer 3 specification.
If u want to know about layer 3 messages....attached doc is of ETSI layer 3 specification.
You can download all ETSI specification (2G and 3G) by this link:
http://www.3gpp.org/ftp/Specs/
Free documents...
BR//Rheyra
thanks..ur link is really useful for me.
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