QoS in Action Example 1: Prioritization of IP Telephony Example 2: ERP Application – SUMMARY – The goal of QoS is to provide better and more predictable network…

Computer Network Tutorial

Here’s an example of how RSVP works. Let’s first look at what the problem would be without RSVP. In this example, the video traffic still gets through, but…

Computer Network Tutorial

Cisco’s implementation of RED, called Weighted Random Early Detection (WRED), combines the capabilities of the RED algorithm with IP Precedence. This combination provides for preferential traffic handling for…

Computer Network Tutorial

Let’s now take a look at some of the building blocks of QoS. There are a wide range of QoS services. Queuing, traffic shaping, and filtering are essential…

Computer Network Tutorial

Basically, QoS comprises the mechanisms that give network managers the ability to control the mix of bandwidth, delay, variances in delay (jitter), and packet loss in the network…

Computer Network Tutorial