FTP - What You Need to Know
By Joseph Wetzel
In this learning activity you'll explore why the FTP protocol is often used to transfer data across the network and more importantly, why it should not be.
Dynamic Host Configuration Protocol
By Terry Bartelt
In this learning activity you'll examine the software operation Dynamic Host Configuration Protocol (DHCP), which automatically performs TCP/IP configurations.
Network Internet Protocol (IPv6)
By Brett Sheleski, Terry Bartelt
In this learning activity you'll explore the IPv4 IP address scheme and the planned conversion to IPv6.
Understanding HTML Pathing
By Jay Stulo
In this animated activity, learners study the difference between relative and absolute paths and how each can be used to create links to html resources. A short quiz completes the activity.This learning object has audio content.
High Speed Ethernet
Learners identify the advantages and disadvantages of four versions of high speed Ethernet. A short quiz completes the activity.
Object or Class?
In this learning activity, you'll watch an animated explanation of the terms class and object as used by computer programmers, and then contrast the differences.
Learners consider the most common types of electromagnetic waves and the kinds of hardware used in a wireless network. A short quiz completes the activity.
Basics of the SELECT Statement
By Glen Orsburn
Learners use this Structured Query Language tutorial to gain an understanding of how a SELECT statement is built. This learning object has audio content.
The IP Address Format
In this learning activity you'll examine the format of an IP address and interpret the octet by converting between decimal and binary numbers.
The Ethernet Frame
Learners view the seven segments of an Ethernet frame and the types of information each represents.
Unshielded Twisted Pair Cables
In this learning activity you'll identify various types of unshielded twisted pair cables and their networking connectors.
Bandwidth Capacity Techniques
By Dennis Fontaine, Terry Bartelt
In this learning activity you'll follow the process of converting digital data into a series of analog signals.
How the Ethernet Works
In this learning activity you'll explore how computers connected on a network use Ethernet technology.
In this learning activity you'll examine how routers transfer data between local area networks and the Internet.
Firewalls: Packet Filters
By Joseph Wetzel, Douglas Tabbutt
In this learning activity you'll create a packet filter.
Firewall: Stateful Packet Inspection
In this learning activity you'll examine a stateful packet inspection firewall that keeps track of legitimate Internet service requests, also known as dynamic packet filtering.
Firewall: Network Address Translation/Port Address Translation
In this learning activity you'll examine how network address translation works.
IP Addressing and Subnetting
In this learning activity you'll review how a local area network computer uses a subnet mask to determine if its message is intended for a computer on the same network or on a remote network.
Switches and Hubs
Learners view animations showing how hubs and switches work in local area network configurations.
In this learning activity you'll examine the RG ratings, networking applications, and types of connections for various coaxial cables.
Analog and Digital Converters
In this learning activity you'll examine how electronic converters convert between analog voltages and proportional digital signals.
How Switches Increase Speed
In this learning activity you'll observe how switches are used in local area networks to increase data transmission speeds.
Peer-to-Peer Operating Systems
In this learning activity you'll examine how computers operate in a peer-to-peer network operating system.
In this learning activity you'll explore the physical construction and operation of single-mode and multi-mode fiber-optic cables used in networking.
Excel: Locking Cell References
By Patrick Hoppe
Students read how to lock a cell that is being referenced in a formula so that it does not automatically show an increment when the formula is copied.