Understanding telecommunications networks /
Andy Valdar.
- x, 336 pages : illustrations, maps ; 24 cm.
- IET telecommunications series 52 .
- IET telecommunications series ; 52. .
An introduction to telephony -- The many networks and how they link -- Network components -- Transmission systems -- Transmission networks -- Circuit-switching systems and networks -- Signalling and control -- Data (packet) switching and routeing -- Mobile switching systems and networks -- Numbering and addressing -- Putting it all together -- Standards organisations -- List of ITU-T recommendation E.164 assigned country codes. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. App. 1. App. 2.