Connectionless services - PowerPoint PPT Presentation

ITEC350 Networks I Lecture 1

ITEC350 Networks I Lecture 1. Hwajung Lee. What is Computer Networks?. A collection of autonomous computers interconnected by a single technology Interconnected via: Copper wire Fiber optics Microwaves Infrared Communication satellites, etc. Why Computer Networks?.

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Signaling System 7

Signaling System 7. Chapter 4. SS7. Used to perform out of band signaling on the PSTN SS7 handles call establishment, exchange of info, routing, operations, billing Used by VoIP Provides link of VoIP to old voice infrastructure. SS7.

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Chapter 9

Chapter 9. Logical Link Control. Figure 9-1. IEEE 802 Project. Figure 9-2. Multiplexing Using LLC. Figure 9-3. Concept of Services. Figure 9-4. Categories of LLC Services. Figure 9-5. Data Transfer Using Unacknowledged Connectionless Primitives. Figure 9-6.

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