If you’ve ever been configuring a router or other network device and noticed that you can set up IPv4 and IPv6, you might have wondered what happened to IPv5. Well, thanks to [Navek], you don’t have ...

If you are using Internet or almost any computer network you will likely using IPv4 packets. IPv4 uses 32-bit source and destination address fields. We are actually running out of addresses but have ...

We're in the process of completely rearchitecting our web serving/email environment at a new datacenter, and I'm looking moving into the 21st century with IPv6. In our current environment, we have an ...

In the early 1990s, internet engineers sounded the alarm: the pool of numeric addresses that identify every device online was not infinite. IPv4, the fourth version of the Internet Protocol, used ...

When it became clear that 32-bit IP addresses just wouldn’t cut it for a growing Internet, the Internet Engineering Task Force did what its name suggests and created a new version of IP. IPv6 has so ...

Networking, whether on internal networks or across the Internet, was set up to use the Internet Protocol for relaying datagrams across network boundaries. It's essentially the addressing layer for the ...

Rate your favorite Cisco Press books. Years of innovation and work to continuously improve various transport technologies and network elements led operators to have high expectations of their networks ...

Internet Protocol (IP) is the foundation of the internet, enabling communication between devices across the globe. Without an IP address, the Internet will simply not work because the data will not ...

Knowingly or not, enterprises employ IPv6 for many of their internet connections, and that means CASBs should support the protocol, too, in order to enforce policies on all customer traffic. Here's ...

In this post, I will explain some of the basics that are easy to understand. Before we discuss the differences between IPv4 and IPv6, we need to know some of the basics of IPv4. Finally, I will ...