O'Reilly logo

Implementing Cisco Networking Solutions by Harpreet Singh

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Scheduling

Once the packets are lined up for transmission in the different queues, they need to be transmitted out on the link. The process of taking the packets from each queue and putting them on the egress link is called scheduling. Scheduling algorithms determines the queue from which the next packet will be transmitted. By assigning specific weights to the scheduling algorithms, we can process the packets faster and hence provide differentiated services to specific traffic classes. Scheduling is shown in the following figure, where all packets from the topmost (high priority) queue are transmitted on the link, and then the packets from the remaining two queues are transmitted equally:

Figure 15: Traffic scheduling

The most commonly ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required