TN-215: Shell Programming

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:

No Events

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:

Comments

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User: hnzarate

Instructor comments: Very knowledgeable.

Facilities comments: This hotel needs better water.

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CT-245: Linux+

Course Overview:

This course will provide students with proficiency in the everyday management of Linux based clients and basic management of server system. Students will learn the knowledge and tools necessary to manage Linux systems from the command line, as well as how to manage user administration, file permissions, software configurations, and Linux based clients, server systems and security.  Let us help you prepare for the CompTIA Linux+ exam (XK0-005).

TechNow is a CompTIA partner and uses official CompTIA Linux+ curriculum.

Attendees to CT-245: Linux+ will receive TechNow approved course materials and expert instruction.

Dates/Locations:

Date/Time Event
08/25/2025 - 08/29/2025
08:00 -16:00 		CT-245: Linux+
TechNow, Inc, San Antonio TX
12/01/2025 - 12/05/2025
08:00 -16:00 		CT-245: Linux+
TechNow, Inc, San Antonio TX

Duration: 5 Days

Course Objectives:

  • Perform basic Linux tasks
  • Manage users and groups
  • Manage permissions and ownership
  • Manage storage
  • Manage files and directories
  • Manage kernel modules
  • Manage the Linux boot process
  • Manage system components
  • Manage devices
  • Manage networking
  • Manage packages and software
  • Secure Linux systems
  • Write and execute Bash shell scripts
  • Automate tasks
  • Plan and perform a Linux installation

Prerequisites:

 

Comments

Latest comments from students

User: cwbrind

Instructor comments: Great experience with Mr. Peterson, would recommend again. Highly knowledgable and approachable for any subject.

Facilities comments: The Holiday Inn was a nice location for learning despite traffic around the area.

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L-245: Linux System Administration I

Course Overview:

In this course students will learn to install the Linux™ operating system, to administer users and software, to use vi, basic Linux security, process control, file system maintenance, backup and recovery, including some basic networking concepts. This course insures that students have the skills to configure all desktop and client side related activity.

Attendees to L-245: Linux System Administration I will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 days

Course Objectives:

  • Linux operating system installation
  • Hardware Issues
  • LILO & GRUB Configuration
  • Managing the Linux file system
  • Boot Process
  • Customization of setup files
  • System Startup
  • Run Levels
  • Network Services
  • User Management
  • Changing Passwords
  • Monitoring, accessing & restricting root system access
  • Administration Tools
  • Disk Management
  • Quotas
  • Process Control
  • Installing & removing software & patches
  • Network Configuration
  • Client side components of NFS, Samba, NTP, NIS
  • Printing
  • Backup and Recovery
  • Using utilities for process control, locating files & automating maintenance tasks

Prerequisites:

  • Students should have an understanding of all basic UNIX commands as well as variable substitution, wild card expansion, command pipes, permissions, the grep  and find commands.
  • These prerequisites can be met through completion of TN-125: Introduction to UNIX & Linux and six month’s experience with Linux.

 

Comments

Latest comments from students

User: flores2015

Instructor comments: Very Good Instructor (Bill Peterson)

Facilities comments: Nice - Can't wait for your new facility.

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L-295: Linux System Administration II

Course Overview:

In this course students will learn to configure the Linux kernel, install & configure modules, to install and configure non-default devices and automate installation with Kickstart. Students also utilize skills developed in L-245 to expand on file system configuration with spanning devices and RAID. This is the foremost server side Linux course in the industry covering all server side components such as DHCP, Samba, NIS, LDAP, inet, telnet ftp, dns, etc.  Expanding on security introduced in L-245: Linux System Administration I, TCP wrappers, firewalling with IP filters, SQUID, & ssh are covered.

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

Dates/Locations:

No Events

Duration: 5 Days

Course Objectives:

  • Custom installation of a Linux server
  • Linux device naming conventions & the boot process
  • Adding peripheral devices
  • Reconfiguring the kernel
  • Disk partitioning & formatting
  • Changing system run levels
  • Adding startup files for additional services
  • Adding & removing software packages
  • Disk & file system Administration
  • Terminals & modem configuration
  • Configuring NFS to support the client/server environment
  • Use the automounter
  • Server side components such as DHCP, Samba, NIS, LDAP, inet, telnet, ftp, DNS, etc.
  • Troubleshooting techniques
  • Advanced Linux installation

Prerequisites:

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N-595: VoIP Security Analysis and Design

Course Overview:

As VoIP (Voice-over IP) is integrated into the operations of many missions, it is imperative to understand its security ramifications.  In the N-595: VoIP Security Analysis and Design class the objectives are designed for those who are chartered with the responsibility of securing networks and application environments that incorporate VoIP.   Topics include how VoIP works, its interactions with the network, its vulnerabilities and mitigations.  Focus is on leading open source and proprietary technologies utilizing Asterisk and Cisco and the protocols SIP, H.323, RTP, MGCP, and Skinny.  Other protocols such as Nortel's UNIStim will be addressed.  As for Cisco, security pieces in the VoIP CallManager servers, Catalyst switches, IOS-based routers, and ASA firewalls, amounts to several different platforms, each with its own management interface and lockdown procedures.   Various open source tools including those in BackTrack are used for VoIP attacks.  A task list of actions for securing enterprise VoIP is carried out in hands-on labs, performed on Cisco phones, routers, switches, and ASA firewalls.

Attendees to N-595: VoIP Security Analysis and Design will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 Days

Course Objectives:

  • VoIP Architecture
  • VoIP Signaling and media protocols
  • Common VoIP authentication mechanisms
  • Common VoIP encryption techniques
  • VoIP protocol analysis with Wireshark
  • Maintaining QoS while mitigating DoS
  • VoXML, XML, and application integration security
  • Converged network security design and implementation
  • Impact of NAT and firewalls
  • SIP, H.323, and MGCP vulnerabilities
  • VPN, IPsec and SRTP to secure VoIP services
  • Penetration testing with open source tools
  • Attacks for Eavesdropping, call redirection, and DoS
  • Design of hacked firmware virtualization layer
  • Concise lockdown steps for network hardware and VoIP

Prerequisites:

  • This is an advanced Information Security Course which requires basic Windows & UNIX competency
  • Certification or 2 years of experience in these operating systems is highly recommended
  • As well as an understanding of TCP/IP

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