Steps
- Learn and understand network architecture and design.
- Understand how TCP/IP v4 and v6 works.
- Take Cisco classes to become a CCNA (Cisco Certified Network Associate), this will teach you a great deal about how local networks and the internet operate and well as give you a good understanding about how to configure a Cisco router. Many community colleges offer Cisco classes. Be certain to become certified after taking the classes.
- Specific concepts you will need to learn include Subnetting, ACLs (Access Control Lists), traffic shaping, network load balancing.
- Learn the difference between 802.11a, 802.11b, 802.11g and 802.11n
- Learn how to make your own ethernet cables using cat5/5e/6 wire and rj45 cable ends. Memorize the wire order and difference between 568a and 568b wiring schemes.
Tips
- You don't need very expensive equipment to learn and test out networking scenarios, many virtual router interfaces exist for free on the internet.
- nmap is a very useful free tool for monitoring and troubleshooting a network
Warnings
- Many network certifications exists from different organizations, be sure you get certified by a relevant one. Cisco is easily considered the standard.
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