Page 53 - Handout Computer Network.

2.12.5 Queue Management

Routers use queues to manage packets waiting to be transmitted.

Different queue strategies include:

• FIFO (First In First Out)
• Priority Queuing
• Weighted Fair Queuing

2.12.6 Applications that Require QoS

QoS is essential for applications such as:

• Voice over IP (VoIP)
• Video conferencing
• Online gaming
• Streaming services
• Multimedia communication

2.12.7 QoS in Modern Networks

QoS is widely used in modern network technologies including:

• IP networks
• Broadband networks
• Wireless networks
• ATM networks
• BISDN

2.12.8 Advantages of QoS

• Improves network performance
• Ensures reliable real-time communication
• Reduces delay and packet loss
• Optimizes bandwidth usage

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