IPv4 address exhaustion is the depletion of the pool of unallocated IPv4 addresses. Because the original Internet architecture had fewer than 4.3 billion addresses available, depletion has been anticipated since the late … See more

Efforts to delay address space exhaustion started with the recognition of the problem in the early 1990s, and the introduction of a number of stop-gap … See more

By 2008 policy planning for the end-game and post-exhaustion era was underway. Several proposals have been discussed to delay shortages of IPv4 addresses:
Reclamation of unused IPv4 space
Before and during the time when classful network See more

Every node of an Internet Protocol (IP) network, such as a computer, router, or network printer, is assigned an IP address for each network interface, used to locate and identify the node … See more

While the primary reason for IPv4 address exhaustion is insufficient capacity in the design of the original Internet infrastructure, several additional driving factors have aggravated the shortcomings. Each of them increased the demand on the limited supply … See more

On 31 January 2011, the last two unreserved IANA /8 address blocks were allocated to APNIC according to RIR request procedures. … See more

Deployment of IPv6 is the standards-based solution to the IPv4 address shortage. IPv6 is endorsed and implemented by all … See more