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 ...
In April, ARIN, the (North) American Registry for Internet Numbers, announced that it had reached “phase 4” of its IPv4 countdown plan, with fewer than 17 million IPv4 addresses remaining. There is no ...
Many in the industry realize that as we migrate to IPv6 there will be a day when IPv4 is not needed anymore. However, that transition seems daunting and may take decades. In the meantime, ...