Here's how you can broaden your understanding of network protocols.

The best way to learn and to master something is to take online courses on diverse plateforms, and consider taking note also, continuous learning shape one's knowledge and keep up to date.

Firstly to understand the purpose of the protocol and how it has been used. Also, try to dig into the history or the story behind the protocol. It is important how it starts. Secondly, read the RFC to have a deeper and broader understanding. Thirdly, try to see if you can use simulating software or just deploy the protocol directly from your laptop. Then use wireshark to look into the flow of the protocol. Investigate packet by packet the details of each field.

Broaden your understanding of network protocols by combining study with practical experience. Begin by learning the fundamentals of key protocols such as TCP/IP, HTTP, FTP, DNS, and DHCP through reputable online courses, textbooks, and industry publications. Engage in hands-on practice by setting up and configuring these protocols in lab environments using tools like Wireshark to analyze network traffic. Participate in professional forums and attend industry conferences to discuss and learn from experts. Obtain relevant certifications like CompTIA Network+ or Cisco CCNA. Stay updated with the latest protocol developments and trends to continually enhance your knowledge and skills.

Setting up lab simulations with packet tracking tools is a fantastic way to deepen your understanding of network protocols and configurations. Software: Cisco Packet Tracer: Ideal for beginners and widely used in networking courses. GNS3 (Graphical Network Simulator-3): More advanced, supports real network device images. EVE-NG (Emulated Virtual Environment Next Generation): Suitable for complex network simulations. Troubleshoot and Analyze: Monitor Traffic: Use built-in tools to monitor network traffic and identify issues. Troubleshoot Problems: Practice diagnosing and fixing common network problems.

If you have a strange problem that you don't solve with your innitials tools, knowledge or you have unexpected network results you can start wireshark. Wireshark can help you to understand what is happening inside the network cables. In my experience, you can discover some traffic you didn't know it was in your LAN and some surprisses too. For example, Why is this mac address so frequent (i.e.router or gateway), Why QUIC instead TCP for google chrome ? Do we have a hidden (rogue) dhcp server that was put with the WiFi device for an unauthorized user or technician ? Greetings and have a good day, Armando

Learning to use protocol analyzers like Wireshark is a great way to gain a deeper understanding of network protocols. 1. Install Wireshark Download: Get the latest version of Wireshark from the official website. Install: Follow the installation instructions for your operating system. 2. Capture Network Traffic Select Interface: Open Wireshark and select the network interface you want to capture traffic from (e.g., Ethernet, Wi-Fi). Start Capture: Click the shark fin icon to start capturing packets. 3. Analyze Simple Protocols Capture DHCP Traffic: Start by capturing DHCP traffic. This protocol is used for assigning IP addresses to devices on a network. Filter Packets: Use filters to display only DHCP packets.

Staying updated with the latest developments in network protocols is crucial in the ever-evolving field of networking. 1. Emerging Networking Technologies Unified SASE (Secure Access Service Edge): Integrates security and networking into a single platform, addressing the needs of hybrid workforces and multi-cloud environments. Multi-Cloud Networking Software (MCNS): Ensures consistent networking governance, policy, security, and visibility across multiple cloud environments. 2. New Protocols and Architectures 6G Mobile Networks: Focus on intelligent network softwarization, semantic communication, and integration with the Internet of Everything (IoE)2. Time-Sensitive Networking (TSN): High-precision network forwarding and low latency.

By following industry blogs, subscribing to technology news feeds, and participating in webinars or conferences focused on networking trends, you can significantly broaden your understanding of network protocols. This continuous learning approach ensures that your knowledge remains current, allowing you to effectively manage and troubleshoot network issues in the ever-evolving field of networking. Integrating this habit into your routine will enhance your expertise and keep you ahead in the industry.