Understanding Quality of Service (QoS) for Better Internet Use

When you use the Internet, you want your apps and services to work well and fast. Quality of Service (QoS) is a way to make sure that happens.

#### what is quality of service?

Quality of Service (QoS) is a way to improve how the Internet works for different apps and services, like voice calls, video chats, and online games.

Sometimes, the Internet can be slow or unreliable because of too much traffic or other problems. This can make your apps and services work poorly or not at all.

QoS is a way to sort out the Internet traffic and give priority to the ones that need it most.

QoS uses different methods to check, sort, and control the Internet traffic based on what it is, where it comes from, where it goes, and how important it is.

#### why is quality of service (QoS) important?

QoS makes sure that the most important apps and services get the best Internet service.

Less important traffic is slowed down or stopped to avoid crowding and improve the overall Internet service.

By sorting out the Internet traffic, QoS can make your apps and services work better, faster, and more reliably.

#### how does quality of service work?

QoS sorts out the Internet traffic into different groups based on what they are. QoS then gives priority to the groups that need it most.

1. Packet Classification: This method looks at each piece of Internet traffic (called a packet) and finds out what it is, where it comes from, where it goes, and how important it is. Based on this information, QoS gives a priority level to each packet and sends it to the right place for processing.

2. Traffic Shaping: This method limits how much Internet traffic can go through a certain part of the Internet, like a device, a connection, or an app. By controlling the traffic flow, QoS can prevent too much traffic from causing problems and make sure that the most important packets get enough space.

3. Congestion Avoidance: This method watches the Internet traffic for signs of trouble and takes action to prevent it. QoS uses different rules, such as WRED and RED, to get rid of some packets before they cause too much traffic. This reduces the overall traffic load and makes room for the most important packets.

#### Summary

Quality of Service (QoS) is important for apps and services that need fast and reliable Internet service. By sorting out the Internet traffic, QoS can make your apps and services work better, faster, and more reliably. Understanding QoS and how it works can help you use the Internet more effectively and enjoyably.