WAN training course description
A hands on Introduction to Wide Area Networks for engineers. This course covers all current major WAN technologies from a perspective of design, evaluating technologies available as well as hands on to consolidate the theory
What will you learn
Describe the seven-layer model and realise how it applies to the real world.
Evaluate and describe WAN technologies.
Describe the architecture of WANs in the core.
Use WANS to interconnect LANS.
WAN training course details
Who will benefit:
Technical staff wishing to find out more about how their WAN works.
Prerequisites:
Intro to data communications & networking
Duration
5 days
WAN training course contents
Introduction
LANs, MANS and WANS, protocols, the OSI seven layer model, ITU-T, ETSI, DTE, DCE, and the overall picture.
WAN architectures
Service providers, core, access, DTE, DCE, CPE, dialup, circuit switched, packet switched, how to choose a WAN, common bandwidths, site to site, remote access.
Topologies: Star, Full mesh, partial mesh.
History of WANs
Before IP was ubiquitous, The PSTN, Dial up networks, modems, ISDN, Stat mux, TDM, 64k, N*64, E1, X25, Frame Relay
The role of IP and routers
The growth of IP, the role of routers, routing tables, routing protocols.
Hands on: IP and routing.
Layer 1 Physical
Copper, Fibre, Wireless, Microwave, Phone lines, FTTC, FTTH, mobile networks.
Service provider technologies
The transport plane, SDH, SONET, DWDM.
WAN access
Phone lines, leased lines, xDSL, WiMax, satellite, the role of PPP.
Broadband
adband xDSL, ADSL, SDSL, local loops, DSLAM, DSL architecture.
ATM
Cell switching principles, ATM switching, Virtual paths, QOS, CBR, VBR, ABR, UBR, AAL1 to AAL5, MPOA, LANE, Voice over ATM.
The Internet
VPNs, IPSEC, QOS.
What is MPLS?
Core MPLS, MPLS and the 7 layer model, MPLS protocol, MPLS standard, MPLS runs on routers, MPLS history, Why MPLS?
MPLS architecture
LSRs, PE and P router roles, FEC, swapping labels, MPLS packet format, Loops, TTL control.
Ethernet
What is Ethernet? LANs, MANs, WANs, Ethernet and switches in the LAN. Traditional LAN/WAN integration, routers. The Ethernet interface for the WAN.
Standards: Transporting carrier Ethernet.