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Advanced Network Troubleshooting Using Wireshark Certificate for Rafał Kret

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Certificate ID: 
598235
Authentication Code: 
c6186
Certified Person Name: 
Rafał Kret
Trainer Name: 
Paweł Radziszewski
Duration Days: 
3
Duration Hours: 
21
Course Name: 
Advanced Network Troubleshooting Using Wireshark
Course Date: 
15 October 2019 09:00 to 17 October 2019 16:00
Venue: 
Rzeszów
Course Outline: 

1.VoIP and Video

• Troubleshooting VoIP and Streaming Problems
• SIP analysis and troubleshooting
• RTP, RTCP and media analysis
• Creating VoIP filters and analysis profiles
• Video transmissions

2. Wi-Fi

• Monitor mode
• WiFi control traffic

3. Latency Issues

• Calculating latency
• Plotting high latency times
• frame.time_delta filter

4. Packet Loss and Retransmissions

• Packet loss and recovery - UDP and TCP
• Previous segment lost and Out-of-Order Segments events
• Duplicate ACKs and Fast Retransmissions
• TCP Retransmissions
• Zero window, Window changes and other window problems

5.Bandwidth Issues
• Bandwidth measurement
• Creating statistical charts and graphs
• User/flow throughput calculations
• Applications throughput calculations
• TCP Time-Sequence graphs
• Bandwidth and throughput problems
• Consistently slow connections over prolonged periods of time

6. Scanning
• IP, port, mutant Scans
• Protocol scans
• Application Mapping
• OS Fingerprinting

7. Secured Network Environments

• Checking for Machines Infected with a Virus
• Inspecting ARP traffic
• Broken/misconfigured software (network flooding)
• Proxies, firewalls and clients

8.Network Security and Forensics Basics

• Forensics Techniques for Security Analysis
• Gathering information – what to look for
• Unusual traffic patterns
• Complementary tools
• Security Suspicious Patterns
• MAC and IP address spoofing
• Attacks signatures and signature locations
• ARP poisoning
• Header and sequencing signatures
• Attacks and exploits
• TCP splicing and unusual traffic
• DoS and DDoS Attacks
• maliciously malformed packets