The source and destination ports are placed within the segment. The segments are then encapsulated within an IP packet. The IP packet contains the IP address of the source and destination. The combination of the source IP address and source port number, or the destination IP address and destination port number is known as a…
Port Numbers – 100-150 Exam Guide
TCP and UDP use port numbers. Port numbers are used to indicate a network process or service from the perspective of both the source of the message and the destination. Video – Transport Layer Port Numbers (15.2.1) Refer to the online course to view this video. TCP and UDP Port Numbers (15.2.1) There are many…
TCP and UDP – 100-150 Exam Guide
Each service available over the network has its own application protocols that are implemented in the server and client software. In addition to the application protocols, all of the common internet services use Internet Protocol (IP) to address and route messages between source and destination hosts, as shown in Figure 15-1. Figure 15-1 Common Protocols…
TCP and UDP – 100-150 Exam Guide
Objectives Upon completion of this chapter, you will be able to answer the following questions: • What is the difference between TCP and UDP transport layer functions? • How does TCP and UDP use port numbers? Key Terms This chapter uses the following key terms. You can find the definitions in the Glossary. socket Transmission…
Packet Tracer – Observe Traffic Flow in a Routed Network
In this Packet Tracer activity, you will complete the following objectives: Packet Tracer – Create a LAN (14.3.4)In this Packet Tracer activity, you will complete the following objectives: Reflection Questions (14.4.2) On my home network (LAN), I do not usually have enough network traffic to experience congestion, although it can happen when all my children…
Create a LAN – 100-150 Exam Guide
End devices, both clients and servers are connected to LANs. The LAN is how users access their network and reach other networks.Local Area Networks (14.3.1)The term local area network (LAN) refers to a local network, or a group of interconnected local networks that are under the same administrative control, as shown in Figure 14-4. In…
The Routing Table – 100-150 Exam Guide
A router is a Layer 3 intermediary device that performs the packet forwarding or routing. Routers have routing tables that contain the information the router needs to forward the packet. Video – Router Packet Forwarding (14.2.1) Refer to the online course to view this video. Video – Messages Within and Between Networks – Part 1…
Routing Between Networks – 100-150 Exam Guide
Objectives Upon completion of this chapter, you will be able to answer the following questions: • What is the need for routing? • How do routers use tables? • How do you build a fully connected network? Key Terms This chapter uses the following key terms. You can find the definitions in the Glossary. Default…
Deployment and Connectivity Options
Deployment and Connectivity Options What are the options for deployment of your IT solutions in the modern era? There are three you should know as an AWS Cloud practitioner: On premises: In this model, you are keeping everything fully under the control of your organization. You can consider this the “traditional” approach to IT, where…
What Did I Learn in this Module? – 100-150 Exam Guide
• MAC and IP—Sometimes a host must send a message, but it only knows the IP address of the destination device. The host needs to know the MAC address of that device. The MAC address can be discovered using address resolution. There are two primary addresses assigned to a device on an Ethernet LAN: •…