Course Overview:

This intensive hands-on class teaches students to develop customized UNIX™ commands, read & write Bourne, Korn & Bash Shell scripts & automate critical server functions.  The course includes extensive lab exercises, including hands-on development & debugging of shell scripts, which will give students the ability to be more efficient and productive in less time. The focus of the course will be the Bash shell.

Attendees to TN-215: Shell Programming will receive TechNow approved course materials and expert instruction.

Dates/Locations:

Date/Time Event
03/23/2026 - 03/27/2026
08:00 -16:00
TN-215: Shell Programming
TechNow, Inc, San Antonio TX
06/22/2026 - 06/26/2026
08:00 -16:00
TN-215: Shell Programming
TechNow, Inc, San Antonio TX
09/14/2026 - 09/18/2026
08:00 -16:00
TN-215: Shell Programming
TechNow, Inc, San Antonio TX

Duration: 5 days

Course Objectives:

  • Shell Review
  • Shell Interpretation of Quotes & Backslash
  • The Bash Shell
  • Shell’s combined with UNIX utilities
  • Programming Basics
  • Data Constructs
  • Programming Looping
  • Your Environment
  • More on Parameters
  • Advanced Shell Programming

Prerequisites:

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User: hnzarate

Instructor comments: Very knowledgeable.

Facilities comments: This hotel needs better water.


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Course Overview:

This comprehensive course provides you with an in-depth understanding of the current telecom landscape and how voice is migrating from a circuit- to a packet-switched network. You will learn how to evaluate existing technology options to determine which will best meet your organization's data and telephony requirements, from mature digital transport/access services to emerging voice and data services using voice over packet technologies.

Attendees to TN-245: Telecommunications Fundamentals will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 days

Course Objectives:

  • The Current State of the Telecom Industry
  • Telecom Service Providers
  • Digitalizing Voice
  • Communication Mediums and Multiplexing
  • Carrier Access: Customer-to-Carrier Connections
  • Broadband Access
  • Enterprise Networks
  • Carrier Transport Services
  • Data Communications and Packet-Switched Networks
  • Migrating Voice from Circuit-to-Packet-Switched Networks
  • Carrier Data Services
  • Ethernet Services
  • Remote Access Virtual Private Networks (VPNs)
  • Video Technology and Services
  • Current Mobile Wireless Services
  • Fixed Mobile Convergence (FMC)
  • Worldwide Interoperability for Microwave Access (WiMax)
  • Multimedia Subsystem (IMS)

Prerequisites:

  • None

 

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Course Overview:

The course teaches students to use the sort, grep, sed, & awk utilities within Unix. Systems administrators, Unix users, & programmers benefit from the course showing them how to use the command line applications of sort, grep, sed, & awk commands as well as using sed & awk scripts that develop the users skills with the full power of these utilities.

Attendees to TN-223: Advanced Shell Programming will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 3 Days

Course Objectives:

  • Sorting files by line or field
  • Regular Expressions (meta character) with grep commands to locate specific lines in files
  • Performing non-interactive editing tasks with the sed command
  • Writing simple sed scripts to perform complex editing tasks
  • Using awk variables & arrays to sort data
  • Employing awk programs to manipulate numeric & textual data
  • Performing formatted printing in awk
  • Writing simple awk programs to write reports from data files
  • Using built-in awk functions & defining new functions
  • Write awk programs that make decisions based on numeric or string comparisons (branches & loops)
  • Grep, egrep extended metacharacters, combinations-lab advanced combinations- lab Sed
  • Basic commands- Lab, Advanced commands- Lab, Advanced scripting -Lab
  • Miscellaneous commands Tr, sort, cut, paste, pr -Lab

Prerequisites:

  • TN-125: Introduction to UNIX & Linux
  • TN 215: Shell Programming.
  • Students should have a basic knowledge of UNIX commands including rm, cp, man, cat, & mkdir. Navigating directory structure using commands such as ls, cp, & pwd. Creating and editing files with the vi editor or text editor. Use of basic programming constructs, & commands such as variables & loops & how to write a simple program in a programming language.

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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.

in   

Course Overview:

This is a hands-on course that covers many of the concepts of securing the perimeter of an organization. This includes concepts such as intrusion detection, packet filtering, and central logging.

A skills focus enables the student to better absorb the subject matter and perform better on the job.   This is not death by power point. The course is aligned with information assurance operators and executing hands-on labs. Lecture and labs walk the student through the knowledge required to truly understand the mechanics of Firewalls.

This course is an excellent precursor to PA-215 Palo Alto Firewall Essentials FastTrack.

Attendees to TN-949: Certified Firewall Analyst Prep will receive TechNow approved course materials and expert instruction.

Date/Locations:

No Events

Duration: 5 days

Course Objectives:

  • Analyzing Network and Wireless Design
  • Creating and Auditing a Rulebase
  • Firewall Assessment and Penetration Testing
  • Host-Based Detection and DLP
  • Incident Detection and Analysis
  • IOS and Router Security
  • IPv6 and ICMPv6
  • Log Collection and Analysis
  • NAT and Proxies
  • Netfilter IPtables
  • Network Access Control
  • Network-Based Intrusion Detection
  • Packet Filters and Inspection
  • Packet Fragmentation
  • Perimeter Concepts and IP Fundamentals
  • Securing Hosts and Services
  • TCP/IP Protocols
  • VPN Design and Auditing
  • VPN Implementation

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

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