Tag Archives: networks

IP Address Calculator

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This is my latest Android App and the first to be published in Google Play. The App provides you with basic information about any unicast IPv4 address you enter, including: the network id portion of the IP address given the mask length, the number of usable host IP addresses within the… Read more »

Firewalls

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Firewalls are the primary defense mechanisms against network security threats. A firewall is a system that can be positioned between any two networks to control the passage of data traffic in and out of these networks. Typically, the two networks are the internal, trusted, network and the Internet [1]. Firewalls… Read more »

Vehicles communication and the mysterious traffic jams

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Have you been stuck in traffic driving a car at the speed of a few meters per hour only to emerge from the traffic jam a while later not certain what caused it in the first place? Traffic experts are likely to attribute the cause to a road construction, a… Read more »