Exam 98-366: Networking Fundamentals/Understanding Network Infrastructures

This lesson covers Understanding Network Infrastructures. It looks at the Internet, intranets, extranets, local area networks, wide area networks, wireless networking, network topologies and access methods.

Activity 1 - Understand the Concepts of Internet, Intranet, and Extranet
This objective may include but is not limited to: VPN, security zones, firewalls.
 * 1) Read Virtual Private Networks.
 * 2) Read How to Use Security Zones in Internet Explorer.
 * 3) Read Taking Business Web Sites to the Next Level.

Activity 2 - Understand Local Area Networks (LANs)
This objective may include but is not limited to: perimeter networks; addressing; reserved address ranges for local use (including local loopback ip), VLANs; wired LAN and wireless LAN.
 * 1) Read Why Can’t I Connect to a Network?.
 * 2) Read How to Troubleshoot Basic TCP/IP Problems.
 * 3) Read Ping.
 * 4) Read What You Need to Set Up a Home Network.
 * 5) Read Help Secure Your Wireless Network.
 * 6) Read View and Connect to Available Wireless Networks.

Activity 3 - Understand Wide Area Networks (WANs)
This objective may include but is not limited to: leased lines, dial-up, ISDN, VPN, T1, T3, E1, E3, DSL, Cable,, etc. and their characteristics (speed, availability). Item idea: Map T1, etc to a LAN or WAN.
 * 1) Read WAN Technologies.
 * 2) Read Introduction to WAN Technologies.
 * 3) Read BitLocker Drive Encryption Overview.
 * 4) Read Microsoft Remote Connectivity Analyzer.
 * 5) Read Determining the Cost.
 * 6) Read Applications of Frame Relay.

Activity 4 - Understand Wireless Networking
This objective may include but is not limited to: Types of wireless networking standards and their characteristics (802.11A,B,G,N including different Ghz ranges), types of network security (WPA/WEP/802.1X etc.), point-to-point (P2P) wireless, wireless bridging.
 * 1) Read IEEE 802.11: Wireless LANs.
 * 2) Read Set Up a Security Key for a Wireless Network.
 * 3) Read What are the Different Wireless Network Security Methods.

Activity 5 - Understand Network Topologies and Access Methods

 * 1) Read How to Determine Your Network's Topology.
 * 2) Read Introduction to LAN Protocols.