hello and welcome i have seen that coeus has put a link to tcp/ip and thought that i am in trianing to become a networking tech that i thought of the internet networking technology handbook which gives very very good information on networks to help you along with tcp/ip gives pictures (best viewed in infranview) which will give you a very very good insight to how networks operate very very informitive here is a list of what it offers Cisco Systems, Inc.

Internetworking Technology Handbook please look excellent well recomended hope it helps people

website link (http://www.cisco.com/en/US/docs/internetworking/technology/handbook/Intr...)

plus another (http://networkdictionary.com/networking/lanat.php)

Apple Talk

* Internetworking Technology Handbook
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Internetworking Basics
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Introduction to LAN Protocols
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Introduction to WAN Technologies
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Bridging Basics
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Routing Basics
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Network Management Basics
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Ethernet
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Fiber Distributed Data Interface (FDDI)
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Token Ring/IEEE 802.5
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Frame Relay
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High-Speed Serial Interface (HSSI)
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Integrated Services Digital Network (ISDN) Overview
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Point to Point Protocol (PPP)
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Switched Multimegabit Data Service (SMDS)
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Dial-Up Technologies
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Synchronous Data Link Control (SDLC)and Derivatives
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X.25 Overview
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Virtual Private Networks (VPNs)
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Voice/Data Integration Technologies
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Wireless
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Digital Subscriber Line
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Cable Technologies
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Transparent Bridging
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Mixed Media Bridging
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Source-Route Bridging (SRB)
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LAN Switching
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Asynchronous Transfer Mode (ATM) Switching
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MPLS
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Data-Link Switching (DLSw)
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Open Systems Interconnection (OSI) Protocols
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Internet Protocols (IP)
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IPv6
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Xerox Network Systems
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Apple Talk
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Banyan VINES
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IBM Systems Network Architecture (SNA) Protocols
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DECnet
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Enhanced Interior Gateway Routing Protocol (EIGRP)
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IBM System Network Architecture (SNA) Routing
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Interior Gateway Routing Protocol (IGRP)
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Internet Protocol (IP) Multicast
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NetWare Link-Services Protocol (NLSP)
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Open Systems Interconnection (OSI) Routing Protocol
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Open Shortest Path First (OSPF)
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Routing Information Protocol (RIP)
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Resource-Reservation Protocol (RSVP)
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Quality of Service (QoS)
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Simple Multicast Routing Protocol (SMRP)
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Security Technologies
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Directory-Enabled Networking
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Networking Caching Technologies
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IBM Network Management
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Remote Monitoring (RMON)
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Simple Network Management Protocol (SNMP)
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Border Gateway Protocol (BGP)
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Multiservice Access Technologies
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Tag Switching