TN-865: Wireshark Network Traffic and Security Analysis

Course Overview:

This course delivers the technical knowledge, insight, and hands-on training to receive in-depth knowledge on Wireshark® and TCP/IP communications analysis. You will learn to use Wireshark to identify the most common causes of performance problems in TCP/IP communications. You will learn about the underlying theory of TCP/IP and the most used application protocols, so that you can intelligently examine network traffic for performance issues or possible Indicators of Compromise (IoC).

Duration: 5 Days

Audience:

Anyone interested in learning to troubleshoot and optimize TCP/IP networks and analyze network traffic with Wireshark, especially network engineers, information technology specialists, and security analysts.

Course Prerequisites:

We recommend that attendees of this course have the following prerequisite:
• Network+

Dates/Locations:

No Events

Course Outline:

DAY ONE

Course Set Up and Analyzer Testing

Network Analysis Overview
Wireshark Functionality Overview
Capturing Wired and Wireless Traffic
Define Global and Personal Preferences for Faster Analysis
Defined Time Values and Interpret Summaries
Interpret Basic Trace File Statistics to Identify Trends
Create and Apply Display Filters for Efficient Analysis

DAY TWO

Follow Streams and Reassemble Data
Use Wireshark’s Expert System to Identify Anomalies
TCP/IP Analysis Overview
Analyze Common TCP/IP Traffic Patterns

DAY THREE

Graph I/O Rates and TCP Trends
802.11 (WLAN) Analysis Fundamentals
Voice over IP (VoIP) Analysis Fundamentals
Network Forensics Fundamentals

DAY FOUR

Detect Scanning and Discovery Processes
Analyze Suspect Traffic

DAY FIVE

Use Command‐Line Tools

Next/Related Courses:

 

 

TN-959: UNIX Security Administrator Course

Course Overview:

The  UNIX Security Administrator Prep is a hands-on course that covers how to secure and audit UNIX and Linux operating systems. This includes concepts such as Rootkits, Buffer overflows, and monitoring UNIX/Linux systems.

Attendees to TN-959: Unix Security Administratorwill receive TechNow approved course materials and expert instruction.

Date/Locations:

No Events

Duration: 5 days

Course Objectives:

  • AIDE
  • Apache
  • Best Practices for Kernel Tuning and Warning Banners
  • Boot Services
  • Chroot()
  • DNS- BIND
  • DNSSec
  • Evidence Collection and Preservation
  • Forensic Analysis
  • Forensic Preparation and Incident Handling
  • Host Based Firewalls – iptables
  • Intro to Forensics
  • OS Install and Patching
  • Physical, User Account, and Password Access Control
  • Se Linux
  • Sendmail
  • SSH
  • Stack Smashing
  • Sudo
  • Syslog-NG
  • UNIX Logging

Course Prerequisites:

  • GSEC or equivalent experience
  • UNIX, Windows, networking, and security experience
  • This is a hands-on skill course requiring comfort with command line interaction and network communications

 

Comments

Latest comments from students

User: wbcarter

Instructor comments: Good Stuff. Thanks!

User: ryuhas

Instructor comments: Very Good Instructor

Facilities comments: Facilities was great. Location had a lot to be desired. To much traffic and accidents trying to get here.

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RH-295: Linux System Administration II

Course Overview:

Linux System Administration II course is for experienced administrators ready for advanced administration topics. This course provides students with hands-on experience working with more complex and integrated administration concepts, and builds upon the Part 1 course. Students will be instructed in essential  local Red Hat system administration skills including: Logical Volumes, Raid Management, and System Logging, SELinux and Virtual Machines.  The Linux System Administration II course will get you started in understanding network administration topics, including monitoring, routing, Firewall with iptables, and servers such as NFS, SAMBA, DNS, SMTP, HTTP, DHCP, and Kickstart.

Attendees to RH-295: Linux System Administration II will receive TechNow approved course materials and expert instruction.

Dates/Locations:

Date/Time Event
03/09/2026 - 03/13/2026
08:00 -16:00 		RH-295: Linux System Administration II
TechNow, Inc, San Antonio TX
06/08/2026 - 06/12/2026
08:00 -16:00 		RH-295: Linux System Administration II
TechNow, Inc, San Antonio TX
09/21/2026 - 09/25/2026
08:00 -16:00 		RH-295: Linux System Administration II
TechNow, Inc, San Antonio TX

Duration: 5 days

Course Objectives:

  • Managing Logical Volumes and RAID
  • Network Routing, Filtering and Monitoring
  • Configuring File Sharing Across Platforms
  • Configuring Internet Services
  • Configuring Security
  • Configuring System Messaging
  • Using Name Services
  • Configuring Name Service Clients
  • Configuring Kickstart
  • Virtualization with KVM
  • Troubleshooting Boot Process

Prerequisites:

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CL-115: Red Hat OpenStack Administration I: Core Operations for Cloud Operators

 

Course Overview:

The focus of Red Hat OpenStack Administration I: Core Operations for Cloud Operators (CL110) will be managing OpenStack using both the web-based dashboard and the command-line interface, in addition to managing instances and installing a proof-of-concept environment using Red Hat OpenStack Platform (RHOSP) director. Essential skills covered in the course include configuring Red Hat OpenStack Platform (using the director UI); managing users, projects, flavors, roles, images, networking, and block storage; setting quotas; and configuring images at instantiation.

Attendees to CL-115 Red Hat OpenStack Administration I: Core Operations for Cloud Operators will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 Days

Prerequisites:

This course is designed for Linux system administrators, cloud administrators, and cloud operators interested in, or responsible for, maintaining a private or hybrid cloud.

Prerequisites for this course is Red Hat Certified System Administrator (RHCSA) or demonstrate equivalent experience

Course Outline:

  • Launch an instance
  • Manage projects, quotas, and users
  • Manage networks, subnets, routers, and floating IP adresses
  • Create and manage block and object storage in the OpenStack framework
  • Customize instances with cloud-init
  • Deploy scalable stacks
  • Deploy RedHat OpenStack Platform using RHOSP director

 

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