System Administration Guide: IP Services

Introducing the IPQoS Configuration Example

Tasks in the remaining chapters of the guide use the example IPQoS configuration that is introduced in this section. The example shows the differentiated services solution on the public intranet of BigISP, a fictitious service provider. BigISP offers services to large companies that reach BigISP through leased lines. Individuals who dial in from modems can also buy services from BigISP.

IPQoS Topology

The following figure shows the network topology that is used for BigISP's public intranet.

Figure 33–4 IPQoS Example Topology

 Topology diagram shows two user types, corporate and
individual, who access an ISP network that is defined in the next context.

BigISP has implemented these four tiers in its public intranet: