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  • Computer Power User Article - Firewall Tips & Tricks
    bandwidth bandits. Higbie s examples include improperly terminated cables and poorly situated components. Trouble spots on a home network might start with an overextended wireless network or the wrong cabling between GbE (Gigabit Ethernet) connections. A no-brainer. The Windows Firewall is fairly
  • Factory networks get ready for real time
    on the factory floor can link up control systems to a factory-wide Ethernet network, allowing access to machine-center production and diagnostic information. So the computer in each machine center can be directly accessed from a PC anywhere on the network. When connected to a firewall, Ethernet allows
  • Successful protection for industrial networks
    After conducting an internal risk analysis at its Emden production plant, Volkswagen AG found that its Ethernet networks were at risk of unauthorized access. To keep unwanted traffic off its industrial network, Volkswagen implemented several steps, including a distributed firewall system using
  • The Web PLC is here
    Plus, and Ethernet networks. A ladder logic diagram from a PLC can be called up on a browser screen indicating the status of system components such as pilot lights, relay contacts, and motors. Applets can be written to represent the start and stop boxes allowing manual control of stopping

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