WANs demystified

Description

WANs training course description

A concise overview course covering Wide Area Networks with particular emphasis on the WAN options available including the use of the Internet.

What will you learn

• Choose and evaluate WAN technologies.
• Recognise the role of service providers.
• Describe the benefits of VPNs.
• Describe how the Internet can be used as a WAN.
• Describe the equipment needed to connect LANS to WANS.
• List the speeds of various WAN technologies.

WANs training course details

WANs training course contents

• WANS

WAN architecture, Common WAN terms, Core vs access, service providers, relationship with 7 layer model, WAN equipment, how to choose a WAN.

• Layer 1

Copper, phone lines, fibre, coaxial, satellite, wireless. Cabling to the building, CPE cabling, interfaces.

• Layer 2

Dial up vs. Dedicated vs. packet switched networks and when to use them. Packet switching vs. circuit switching. Point to point and point to multipoint.

• Dialup access technologies

Modems, ISDN, BRI, PRI.

• Access with dedicated lines

XDSL, leased lines.

• WAN services

X.25, SMDS, Frame Relay, CIR, ATM, Internet, MANS, dark fibre and other services.

• Case study: Selecting WAN technologies.
• Service provider technologies

MPLS, SDH, WDM, DWDM.

• Routers

Network addressing, default gateways, routing tables, routing protocols.

• Internet architecture

Service providers, ISPs, private peering, public peering, core WANs in the Internet.

• VPNs

Private networks, public networks, What are VPNs?, benefits of VPNs, tunnelling, encryption, IPSec.

• Case study: Specifying WAN connectivity.