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

N-305: CCNA Bootcamp

Course Overview:

TechNow’s Course ensures that you are ready to test for the CCNA Certification. This intensive five-day program is a high end, hands-on, bootcamp using physical routers & switches in classroom. Students will learn how to install, operate, configure, and verify basic IPv4 and IPv6 networks. The course covers configuring network components such as switches, routers, and wireless LAN controllers; managing network devices; and identifying basic security threats. The course also gives you a foundation in network programmability, automation, and software-defined networking. Additionally the course stress tests the students on exam practices that insure the student a successful outcome on the 200-301 CCNA exam.

This course helps you prepare to take the 200-301 Cisco® Certified Network Associate (CCNA®) exam.

Attendees to N-305: CCNA Bootcamp will receive TechNow approved course materials and expert instruction.

Date/Locations:

Date/Time	Event
02/10/2025 - 02/14/2025 08:00 -16:00	N-305: CCNA Bootcamp TechNow, Inc, San Antonio TX
05/19/2025 - 05/23/2025 08:00 -16:00	N-305: CCNA Bootcamp TechNow, Inc, San Antonio TX
08/11/2025 - 08/15/2025 08:00 -16:00	N-305: CCNA Bootcamp TechNow, Inc, San Antonio TX
11/17/2025 - 11/21/2025 08:00 -16:00	N-305: CCNA Bootcamp TechNow, Inc, San Antonio TX

Duration: 5 days

Course Objectives:

- Identify the components of a computer network and describe their basic characteristics
- Understand the model of host-to-host communication
- Describe the features and functions of the Cisco Internetwork Operating Systems (IOS) software
- Describe LANs and the role of switches within LANs
- Describe Ethernet as the network access layer of TCP/IP and describe the operation of switches
- Install a switch and perform the initial configuration
- Describe the TCP/IP Internet layer, IPv4, its addressing scheme, and subnetting
- Describe the TCP/IP Transport layer and Application layer
- Explore functions of routing
- Implement basic configuration on a Cisco router
- Explain host-to-host communications across switches and routers
- Identify and resolve common switched network issues and common problems associated with IPv4 addressing
- Describe IPv6 main features and addresses, and configure and verify basic IPv6 connectivity
- Describe the operation, benefits, and limitations of static routing
- Describe, implement, and verify Virtual Local Area Networks (VLANs) and trunks
- Describe the application and configuration of inter-VLAN routing
- Explain the basics of dynamic routing protocols and describe components and terms of Open Shortest Path First (OSPF)
- Explain how Spanning Tree Protocol (STP) and Rapid Spanning Tree Protocol (RSTP) work
- Configure link aggregation using EtherChannel
- Describe the purpose of Layer 3 redundancy protocols
- Describe basic WAN and VPN concepts
- Describe the operation of Access Control Lists (ACLs) and their applications in the network
- Configure Internet access using Dynamic Host Configuration Protocol (DHCP) clients and explain and configure Network Address Translation (NAT) on Cisco routers
- Describe basic Quality of Service (QoS) concept
- Describe network and device architectures and introduce virtualization
- Introduce the concept of network programmability and Software-Defined Networking (SDN)
- Configure basic IOS system monitoring tools
- Describe the management of Cisco devices
- Describe the current security threat landscape
- Describe threat defense technologies
- Implement a basic security configuration of the device management plane
- Implement basic steps to harden network devices

Lab Objectives:

- - Get started with Cisco Command-Line Interface (CLI)
  - Observe How a Switch Operates
  - Perform Basic Switch Configuration
  - Implement the Initial Switch Configuration
  - Inspect TCP/IP Applications
  - Configure an Interface on a Cisco Router
  - Configure and Verify Layer 2 Discovery Protocols
  - Implement an Initial Router Configuration
  - Configure Default Gateway
  - Explore Packet Forwarding
  - Troubleshoot switch Media and Port Issues
  - Troubleshoot Port Duplex Issues
  - Configure Basic IPv6 Connectivity
  - Configure and Verify IPv4 Static Routes
  - Configure Iv6 Static Routes
  - Implement IPv4 Static Routing
  - Implement IPv6 Static Routing
  - Configure VLAN and Trunk
  - Troubleshoot VLANs and Trunk
  - Configure a Router on a Stick
  - Implement Multiple VLANs and Basic Routing Between the VLANs
  - Configure and Verify Single-Area OSPF
  - Configure and Verify EtherChannel
  - Improve Redundant Switched Topologies with EtherChannel
  - Configure and Verify IPv4 ACLs
  - Implement Numbered and Named IPv4 ACLs
  - Configure a Provider-Assigned IPv4 Address
  - Configure Static NAT
  - Configure Dynamic NAT and Port Address Translation (PAT)
  - Implement PAT
  - Log into the WLC
  - Monitor the WLC
  - Configure a Dynamic (VLAN) Interface
  - Configure a DHCP Scope
  - Configure a WLAN
  - Define a Remote Access Dial-In User Service (RADIUS) Server
  - Explore Management Options
  - Explore the Cisco DNA Center
  - Configure and Verify NTP
  - Configure System Message Logging
  - Create the Cisco IOS Image Backup
  - Upgrade Cisco IOS Image
  - Configure WLAN Using Wi-Fi Protected Access 2 (WPA2) Pre-Shared Key (PSK) Using the GUI
  - Secure Console and Remote Access
  - Enable and Limit Remote Access Connectivity
  - Secure Device Administrative Access
  - Configure and Verify Port Security
  - Implement Device Hardening

Prerequisites:

- - Familiarity in the following networking topics:
    - TCP/IP
    - IP Configuration
    - Peer-to-Peer Networking
    - Subnetting
    - Building a Routing Table
  - It is not required but highly recommended to have the following certifications:
    - Security +
    - Network +

Comments

Latest comments from students

User: dverzone

Instructor comments: Tim was excellent. He covered all of the required information and went in to greater detail when needed. His instruction was easy to follow, provided learning mnemonics that were easy to retain, and entertaining in a way that help provide easy recall of the information for study.

Facilities comments: Facilities were good, but a little crowded.

User: Trietdacvuong

Instructor comments: No Comments

Facilities comments: No comments

Liked the class? Then let everyone know!

Cisco

Are you looking for a Cisco Training Course?

Your organization needs qualified professionals who can design, implement, and operate Cisco multiprotocol internet works. With Cisco training from TechNow, you can gain the knowledge and experience your organization needs to succeed.

TechNow’s Cisco Training and Certification Career Path takes students from the fundamentals of networking through a complete line of Cisco courses designed to give students the knowledge and experience they need to master Cisco networking skills in a fast, thorough, and efficient manner.

Our Cisco training courses will prepare you for your work towards Cisco certification. With years of experience in the Cisco training environment, TechNow can lead you through a dynamic experience to prepare you for Cisco certification.

A list of our Cisco Courses.

N-485: In-Depth Securing Networks with Cisco Firepower Threat Defense NGFW

Course Overview:

An in-depth course on how to use and configure Cisco Firepower Threat Defense technology, from device setup and configuration and including routing, high availability, Firepower Threat Defense migration, traffic control, and Network Address Translation (NAT). Students implement advanced Next Generation Firewall (NGFW) and Next Generation Intrusion Prevention System (NGIPS) features, including network intelligence, file type detection, network based malware detection, and deep packet inspection.
Students will also learn how to configure site to site VPN, remote access VPN, and SSL decryption before moving on to detailed analysis, system administration, and troubleshooting. This course combines lecture materials and hands on labs throughout to make sure that students are able to successfully deploy and manage the Cisco Firepower system.

It is a five-day instructor-led course that is aimed at providing network security engineers with the knowledge and skills that are needed to implement and maintain perimeter solutions that are based on Cisco Firepower security appliances. At the end of the course, students will be able to reduce risk to their IT infrastructure and applications using Cisco Firepower security appliance features, and provide detailed operations support for the Firepower appliance.

Attendees to N-485: In-Depth Securing Networks with Cisco Firepower Threat Defense NGFW will receive TechNow approved course materials and expert instruction.

Date/Locations:

No Events

Duration: 5 days

Course Objectives:

Understand Sourcefire, Firepower 6.2, FireAMP, and Firepower Threat Defense (FTD)
Configure the Firepower Management Center (FMC)
Raise you confidence managing the Firepower Manager and Firepower tThreat Defense (FTD)
Describe the Cisco Firepower Systems infrastructure
Navigate the user interface and administrative features of the Cisco Firepower 6.2 system, including advanced analysis and reporting functionality to properly assess threats
Describe the System Configuration and Health policies and implement them
Describe the role Network Discovery (Firepower) technology plays in the Cisco devices
Describe, create, and implement objects for use in Access Control policies
Create DNS and URL policies and configure Sinkholes
Configure FTD policies such as Platform, Routing, Interface, Zones, PreFilter, QoS, NAT and Flex Config!
Describe advanced policy configuration and Firepower system configuration options
Configure Malware Policies to find and stop Malware
Understand Security Intelligence, and how to configure SI to stop attacks NOW!
Configure policies to find and stop Ransomware
Understand how to fine tune IPS policies
Understand how to find tun Snort Preprocessor policies (NAP)
Configure Correlation events, white rules, traffic profiles and create respective events and remediate them
Analyze events
Create reporting templates and schedule them
Configure backups, rule updates, Firepower Recommendations, URL updates, and more to run every week automatically
Set up external authentication for users using LDAP/Realms
Configuring system integration, realms, and identity sources
Configure FMC domains and implement them
Configure FTD HA with two FTD devices
SSL Policy – decrypt your traffic
AnyConnect and Site-to-Site VPN
Understand network and host based AMP. Configure and analyze host based AMP
Understand Cisco Identity Services Engine (ISE)
Configure ISE and integrate with Cisco FMC identity policy using PxGrid

Prerequisites:

Cisco Certified Network Associate (CCNA) certification. or equivalent
Cisco Certified Network Associate Security (CCNA Security) certification. or equivalent
Working knowledge of the Microsoft Windows operating system.

Comments

Latest comments from students

Liked the class? Then let everyone know!

CT-425: CompTIA Advanced Security Practitioner (CASP+)

Course Overview:

This course will cover topics to ensure that students have the technical knowledge and skills required to conceptualize, design, and engineer secure solutions across complex enterprise environments. Students will be able to apply critical thinking and judgement across a broad spectrum of security disciplines to propose and implement solutions that map to enterprise drivers. This course will prepare students for the objectives covered in the CompTIA CASP+ certification exam (CAS-004).

Attendees to CT-425: CompTIA Advanced Security Practitioner (CASP+) will receive TechNow approved course materials and expert instruction.

Date/Locations:

Date/Time	Event
03/10/2025 - 03/14/2025 09:00 -17:00	CT-425: CompTIA Advanced Security Practitioner (CASP+) TechNow, Inc, San Antonio TX
06/09/2025 - 06/13/2025 09:00 -17:00	CT-425: CompTIA Advanced Security Practitioner (CASP+) TechNow, Inc, San Antonio TX
09/15/2025 - 09/19/2025 09:00 -17:00	CT-425: CompTIA Advanced Security Practitioner (CASP+) TechNow, Inc, San Antonio TX
12/08/2025 - 12/12/2025 09:00 -17:00	CT-425: CompTIA Advanced Security Practitioner (CASP+) TechNow, Inc, San Antonio TX

Duration: 5 days

Course Objectives:

Support IT governance in the enterprise with an emphasis on managing risk
Leverage collaboration tools and technology to support enterprise security
Use research and analysis to secure the enterprise
Integrate advanced authentication and authorization techniques
Implement cryptographic techniques
Implement security controls for hosts
Implement security controls for mobile devices
Implement network security
Implement security in the systems and software development lifecycle
Integrate hosts, storage, networks, applications, virtual environments, and cloud technologies in a secure enterprise architecture
Conduct security assessments
Respond to and recover from security incidents

Prerequisites:

Completion of the following or equivalent knowledge:

CompTIA Certification: A+ Essentials

CompTIA Certification: Security+

Comments

Latest comments from students

User: clbrack

Instructor comments: I expect to pass, another great class from technow!

User: christopher0470

Instructor comments: Alan takes the time to cover the material so that you understand the concepts and applications of the information presented.

Facilities comments: I like the location. It was quiet and very conducive to learning.