We just saw that the mask determines where the boundary between the network and host portions of the IP address lies. This boundary is important: If it is set too far to the right, there are lots of ...

Today, the standard methods for moving the network/host address boundary are variable-length subnet masking (VLSM) for host addressing and routing inside a routing domain, and classless interdomain ...

Twenty years ago, the fastest Internet backbone links were 1.5Mbps. Today we argue whether that's a fast enough minimum to connect home users. In 1993, 1.3 million machines were connected to the ...

The slow move to IPv6 has crept past another milestone, with the Internet Architecture Board (IAB) stating on Monday that the pool of unassigned IPv4 addresses have been allocated. "As a result, we ...

A total of 33.6 million addresses are on their way to their ultimate users on the Net--meaning the last blocks of IPv4 addresses will be allocated soon. IPv6, hurry up, would ya? Stephen Shankland ...

About to embark on deploying IPv6? First, you need to know some key differences in IPv6 address formats. Don’t be deterred by the intimidating appearance of those long IP version 6 (IPv6) addresses.