INTERMEDIATE

Network Technologies and Protocols

  • 6 courses

  • 23h 09m

  • 120 videos
  • 41 labs
  • Certificate on completion

This bundle delves deeper into network infrastructure and

communication protocols. You'll explore TCP and UDP, implement VLANs for segmentation, understand and implement Spanning Tree Protocol (STP) and its variations, configure EtherChannel for increased bandwidth, learn inter-VLAN routing techniques, and discover the importance of high availability in network design.

Skill Set

  • Differentiate between TCP and UDP protocols and their usage scenarios.
  • Configure EtherChannel to increase bandwidth and redundancy.
  • Implement Virtual Local Area Networks (VLANs) for network segmentation.
  • Route traffic between different VLANs using appropriate techniques.
  • Understand Spanning Tree Protocol (STP) and its variations for preventing network loops.
  • Explain concepts and benefits of high availability in network design.

Courses

01. TCP And UDP

  • 31 Lessons

  • 4h 13m

  • 10 Labs

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This course provides an in-depth look at TCP and UDP, essential for network data transmission. It covers TCP basics like port numbers and the three-way handshake, demonstrated through Wireshark, along with reliability features such as acknowledgments and retransmissions. Advanced topics like window sizing and sequence numbers are also included for optimizing data flow. The course introduces UDP, emphasizing its simplicity and uses compared to TCP. Practical insights into packet encapsulation and decapsulation help students understand network operations and troubleshoot TCP/UDP communications effectively.

02. VLAN (Virtual Local Area Network)

  • 22 Lessons

  • 4h 16m

  • 11 Labs

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This course offers a focused study on VLANs, beginning with an understanding of network segmentation and VLAN fundamentals, including VLAN numbers and relationships with subnets. The course guides students through the setup and exploration of Cisco Packet Tracer, a simulation tool used to practice network configurations. It covers Cisco IOS user modes and details the process of configuring VLANs on Cisco switches. Additional lessons discuss VLAN membership, MAC address table creation, and VLAN trunking, with practical demonstrations on setting up access, trunk, and dynamic ports using Packet Tracer. This chapter provides hands-on experience in managing and configuring VLANs to enhance network efficiency and security.

03. Spanning Tree Protocol (STP)

  • 45 Lessons

  • 7h 53m

  • 14 labs

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This course provides an in-depth look at STP, RSTP, and MSTP. It explains how STP prevents data loops, the root bridge election process, and port roles, with practical demos in Packet Tracer and GNS3. The course covers RSTP’s faster convergence and fault detection, with examples of sync processes and topology changes. MSTP’s capability to handle multiple spanning trees across networks is also explored. Key STP security features like BPDU Filter, Guard, and Root Guard are demonstrated through lab exercises, preparing students to implement and troubleshoot STP effectively.

04. EtherChannel

  • 5 Lessons

  • 1h 32m

  • 2 Labs

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This course explores the setup and management of EtherChannel, a technology that combines multiple network links into a single logical connection for enhanced bandwidth and redundancy. The course covers fundamental concepts, types of EtherChannel (Layer-2 and Layer-3), and auto-negotiation protocols. Students will engage in Packet Tracer labs to configure and troubleshoot EtherChannels, and learn about the load balancing algorithm that optimizes network performance. This chapter provides essential skills for effectively implementing EtherChannel in various network scenarios.

05. Inter-VLAN Routing

  • 9 Lessons

  • 2h 54m

  • 4 labs

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This course delves into the methods and technologies used to facilitate communication between VLANs. The course begins with an exploration of the differences between Layer-2 and Layer-3 data forwarding. It then introduces various inter-VLAN routing strategies, including router-on-a-stick configurations and the use of Layer-3 switches for routing across VLANs. Practical exercises in GNS3 and Packet Tracer are included to give students hands-on experience configuring inter-VLAN routing and understanding the functionalities of routed ports on Layer-3 switches. This chapter equips students with the necessary skills to implement efficient routing solutions in multi-VLAN network environments

06. High Availability

  • 8 Lessons

  • 2h 21m

  • 2 Labs

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This course examines the critical concepts and strategies for achieving high network reliability and uptime. The course covers the essentials of high availability, including gateway redundancy and the architectural designs of campus networks. It delves deeper into First Hop Redundancy Protocols (FHRP), focusing on Hot Standby Router Protocol (HSRP) and its operational mechanics. Practical labs on Packet Tracer provide hands-on experience with HSRP configuration and interface tracking, reinforcing the theoretical knowledge needed to ensure continuous network service and resilience.

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