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 ...

The last few blocks of internet addresses using IPv4 are widely expected to be handed out this week. Southampton University's Tim Chown explores what happens next with the switch to IPv6. As I write, ...

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 ...

The transition from IPv4 to IPv6 is kind of confusing if you've never really read much about it, but the idea is pretty simple. IPv4 is what we currently use, and it results in IP addresses with four ...

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 ...

Almost from inception, the adoption and usage of the internet have grown at a rapid rate. Various sources estimate a growth rate of around 9% per year to nearly 5 billion users in 2021, more than ...

typical Internet-level network In this case, the nodes could be regular computers and servers and other stuff (see the IPv4 and IPv6 discussions above for examples of systems you might find in your ...

The time is ripe for your business to migrate to IPv6, but you need to keep your new connections safe. Internet Protocol version six (IPv6) is the way that internet communication will be handled for ...

IPv6 is central to safeguarding the expansion of the internet, but the global deployment of the protocol raises its own security challenges, says Axel Pawlik. The global adoption of IPv6 is one of the ...

At last, a small set of unicast addresses have been defined for special use. They do not carry a scope, so they are discussed independently of the other unicast addresses. Two basic addresses carry ...

Many enterprises use OSPF version 2 for their internal IPv4 routing protocol. OSPF has gone through changes over the years and the protocol has been adapted to work with IPv6. As organizations start ...