When the IPv4 address pool was depleted in 2011, some of the most impacted companies were internet service providers (ISPs) that needed these IPv4 addresses to grow their businesses. Less impacted, at ...

Many of our readers are no doubt familiar with the basics of IP address: They provide a network address that’s used to reliably route Internet traffic to your PC, smartphone, or other device. The ...

I’ve written about IPv6 address design previously, and in that post I briefly touched on the fact that our long-ingrained habits of IPv4 address design can lead us astray when working with IPv6. I’d ...

When you think about networking, IP addresses are probably the first things that come to mind. But there’s another type of network address called a MAC address that actually forms the foundation upon ...

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Tanya Candia is an international management expert, specializing for more than 25 years in information security strategy and communication for public- and private-sector organizations. Domains that ...

Linux provides two very useful tools for diagnosing network troubles: arp and ip neigh. $ arp Address HWtype HWaddress Flags Mask Iface fruitfly ether 7c:67:a2:cf:9f:ef CM enp0s25 Comtrend.Home ether ...

In iOS 14 and later, your iPhone or iPad can use a different MAC address with each Wi-Fi network to prevent network operators from tracking your phone across different WiFi networks. To communicate ...