Networking

Elements of Network Infrastructure

Lesson 6 : Designing Network Infra

Objectives

• Get familiar with the elements

• Identify recommended hardware

Poll

What do you think the main purpose of networking?

• Share resources

• Collaboration

• Centralized Access

• Security

Elements of Network Infra

• Core

• Distribution

• Access

Core

• referred to as the network backbone

• responsible for transporting large amounts of traffic quickly to ISP/WAN

• provides interconnectivity between distribution layer devices

Distribution

• serves as the communication point between the access layer and the core

• determines the fastest way that network

  service requests are accessed

• mid-tier speed switches with emphasis on uplink speeds.

Access

• usually Layer 2 switches

• provides connectivity between

  workstations and servers

Multiple Select

What do you think the specification of core switch with 100 work stations?

• Top of the line switches in the LAN

• Mid level switches (10G capable)

• Giga Switches

• I don't know yet