Wireshark Training

  1. Network Troubleshooting Scenarios
    1. Performance Troubleshooting
      1. Slow Network Connection Diagnosis
        1. Latency Analysis
          1. Round-Trip Time Measurement
            1. Network Delay Identification
              1. Jitter Analysis
              2. Bandwidth Utilization Analysis
                1. Throughput Measurement
                  1. Congestion Detection
                    1. QoS Analysis
                    2. TCP Performance Issues
                      1. Window Size Problems
                        1. Retransmission Analysis
                          1. Slow Start Analysis
                        2. Application Performance Issues
                          1. Response Time Analysis
                            1. Database Query Performance
                              1. Web Application Analysis
                                1. File Transfer Performance
                              2. Connectivity Troubleshooting
                                1. Basic Connectivity Issues
                                  1. Ping Analysis
                                    1. ICMP Echo Analysis
                                      1. Packet Loss Detection
                                        1. MTU Discovery Issues
                                        2. DNS Resolution Problems
                                          1. Query Timeout Analysis
                                            1. DNS Server Response Issues
                                              1. Cache Poisoning Detection
                                              2. ARP Resolution Issues
                                                1. ARP Request Analysis
                                                  1. ARP Cache Problems
                                                    1. Duplicate IP Detection
                                                  2. Advanced Connectivity Issues
                                                    1. Routing Problems
                                                      1. Traceroute Analysis
                                                        1. Asymmetric Routing Detection
                                                          1. Route Flapping
                                                          2. Firewall and ACL Issues
                                                            1. Blocked Connection Analysis
                                                              1. RST Packet Analysis
                                                                1. Port Filtering Detection
                                                                2. NAT and PAT Issues
                                                                  1. Address Translation Problems
                                                                    1. Port Exhaustion
                                                                3. Protocol-Specific Troubleshooting
                                                                  1. TCP Connection Issues
                                                                    1. Handshake Failures
                                                                      1. SYN Flood Detection
                                                                        1. Connection Timeout Analysis
                                                                        2. Connection Reset Analysis
                                                                          1. Unexpected RST Packets
                                                                            1. Application-Level Resets
                                                                            2. Keep-Alive Problems
                                                                              1. Keep-Alive Timeout Issues
                                                                                1. Connection Maintenance
                                                                              2. UDP Communication Issues
                                                                                1. Packet Loss Analysis
                                                                                  1. Out-of-Order Delivery
                                                                                    1. Fragmentation Issues
                                                                                    2. Application Protocol Issues
                                                                                      1. HTTP Error Analysis
                                                                                        1. 4xx Client Errors
                                                                                          1. 5xx Server Errors
                                                                                            1. Redirect Loop Detection
                                                                                            2. SMTP Issues
                                                                                              1. Mail Delivery Problems
                                                                                                1. Authentication Failures
                                                                                                2. FTP Problems
                                                                                                  1. Active vs Passive Mode Issues
                                                                                                    1. Data Transfer Problems
                                                                                                3. Wireless Network Troubleshooting
                                                                                                  1. Wi-Fi Connection Issues
                                                                                                    1. Association Problems
                                                                                                      1. Authentication Failures
                                                                                                        1. Roaming Issues
                                                                                                        2. Wireless Performance Problems
                                                                                                          1. Signal Strength Analysis
                                                                                                            1. Interference Detection
                                                                                                              1. Channel Utilization
                                                                                                            2. Security Incident Investigation
                                                                                                              1. Malware Traffic Analysis
                                                                                                                1. Command and Control Communication
                                                                                                                  1. Data Exfiltration Detection
                                                                                                                    1. Botnet Communication Patterns
                                                                                                                    2. Intrusion Detection
                                                                                                                      1. Unauthorized Access Attempts
                                                                                                                        1. Privilege Escalation Detection
                                                                                                                          1. Lateral Movement Analysis
                                                                                                                          2. Network Attack Analysis
                                                                                                                            1. DDoS Attack Detection
                                                                                                                              1. Man-in-the-Middle Attacks
                                                                                                                                1. Protocol Exploitation

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                                                                                                                            8. Command-Line Tools and Automation

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                                                                                                                            10. Security Analysis and Forensics