As indicated in this excerpt from the NetworkWorld article on Obama and IPv6, we have reached a critical stage in IPv4 internet address usage.
“IPv4 uses 32-bit addresses and can support 4.3 billion devices connected directly to the Internet. IPv6, on the other hand, uses 128-bit addresses and supports a virtually unlimited number of devices — 2 to the 128th power.
About 94.5% of IPv4 address space has been allocated as of Sept. 3, 2010, according to the American Registry for Internet Numbers, which delegates blocks of IPv4 and IPv6 addresses to carriers and enterprises in North America. Experts say IPv4 addresses could run out as early as December but will certainly be gone by the end of 2011.”
It’s quite clear this is an urgent issue to address. But it also raises other issues.
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Sr. Solutions Engineer
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