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Optical fibers transmit light signals and are widely used in the telecommunications industry to transmit data over long distances. Light travels through the core material of an optical fiber by essentially repeatedly bouncing off the cladding material that surrounds the core. Understanding...

This course, developed by the Fiber Optic Association, Inc., provides an overview of FTTx (Fiber to the Home), and provides six lesson plans called: What is FTTX, FTTx Architectures, FTTx PON Protocols, Installing FTTX Networks, Testing FTTx Networks, and FTTH Design, Case Study. Each lesson plan...

This video segment, adapted from ATETV, follows Travis Blackwell, a field service engineer working for ESAB Manufacturing, showcasing how technical college prepared him for work in this field. This video is a helpful for students considering or pursuing electromechanical engineering degrees to help...

The North Carolina Community College System BioNetwork's interactive eLearning tools (IETs) are reusable chunks of training that can be deployed in a variety of courses or training programs. IETs are designed to enhance, not replace hands-on training. Learners are able to enter a hands-on lab...

The ATETV project delivers web-based videos to connect students to careers in advanced technology. In this episode of ATETV, geographical information systems, computer aided design and water treatment technology are discussed. Community college programs emphasizing technical knowledge are a great...

The ATETV project delivers web-based videos to connect students to careers in advanced technology. In this episode of ATETV, internships, information and communications technologies, and biotechnology are discussed. Internships provide students with valuable experience, and they often lead to...

This brief interactive activity, by Electromechanical Digital Library and Wisconsin Technical College System faculty members Joseph Wetzel and Brian Gremore, provides a lesson on gateway servers to further illustrate how data travels on the Internet. The illustrations and animations help...

This brief interactive activity, by Electromechanical Digital Library and Wisconsin Technical College System faculty members Joseph Wetzel and Douglas Tabbutt, provides a basic lesson on firewalls. This learning activity introduces the purpose of a firewall and a simple overview of what a firewall...

This brief interactive activity, by Electromechanical Digital Library and Wisconsin Technical College System faculty members Joseph Wetzel and Douglas Tabbutt, provides an interactive lesson on packet filters to demonstrate their use. After a brief explanation, there is an activity that allows the...

This brief interactive activity, by Electromechanical Digital Library and Wisconsin Technical College System faculty members Joseph Wetzel and Brian Gremore, provides a basic introduction to stateful packet inspectors (SPIs). This online lesson gives a definition, examples, and explanation of SPIs...