Evolution of networking: Telecommunications basics ; Telephone ; North American numbering plan ; U.S. regulatory issues in telephony ; Data networks ; OSI-ISO reference model ; SOHO network ; Small company network ; Enterprise network ; Internet -- Network Foundations: Physical layer ; Communications media ; Signaling and information content ; Timing and synchronization ; Multiplexing at the physical layer ; Protocol ; Data link layer protocols ; Switching ; Network layer ; Transport layer ; Higher layers ; OSI and TCP/IP -- PSTN: Transmission ; Analog metallic transmission systems ; Digital optical transmission systems ; Analog optical transmission systems ; Switching in the PSTN ; Traffic switching ; Common channel signaling system seven ; Intelligent networks -- Integrated services digital network ; Wireless telephony ; Radio waves ; Cellular service ; Multiplexing techniques ; GSM ; 3G wireless -- Data networks: Local area network ; LAN components ; Access control (MAC schemes) ; IEEE 802 standards for LANS ; Bridging/Switching architectures ; First PSDN: X.25 ; ITU-T (CCITT) Recommendation X.25 ; Other X.series recommendations used in PSDN ; Frame relay ; LAPE-core frame format ; Link management ; Network-to-network interface ; Frame relay and ATM ; Customer profile ; Implementation issues ; Asynchronous transfer mode ; Cells and speed: the keys to ATM ; ATM layers and protocols ; ATM connections and operations ; ATM applications -- Internet: Internet protocol suite ; TCP/UDP transport layer ; Internet access options ; CATV networks ; ISP networks ; Network access points (NAPs) and private peering ; Authentication, authorization, and accounting (AAA) ; Routing considerations and BGP -- Convergence: ATM backbones ; ADSL ; Internet protocol as the core ; Quality of service ; Security ; Virtual private networks ; IP telephony ; Carrier networks

1. Telecommunication