Find the Cause of network performance problems.Filter ARP, DNS, DHCP, ICMP and other common ports and services.Check if your network is being scanned by hackers.Baseline your network and spot potential issues.Set up Wireshark on a home or live network.This course covers all you need to know about using Wireshark packet capture tool and equips you take take the highly prized exam, the Wireshark Certified Network Analyst or WCNA. Most engineers avoid packet sniffers because they feel they are complicated but once you do understand how to do it your confidence and ability will massively improve. An essential part of your role will be the ability to capture and analyze packets travelling across the network, interpret the results and make suggestions based upon what you find. In your day-to-day role as a network engineer you will spend much of your time resolving network issues from DNS, DHCP and TCP to slow performance issues and possible hacking attempts.
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