Tuesday, April 26, 2011

WEB RUNNING OUT OF ADDRESSES

The Internet Assigned Number Authority (IANA) has exhausted its supply of existing IP addresses.  Fortunately, the cable industry has foreseen this problem and has for several years been preparing for a transition from the current IPv4 that would minimize the impact on its internet uses. 
As a way of background:  The internet is truly a network of networks – a global communications platform with no single authority. Internet Protocol addresses are the key to this system so each internet-capable device is assigned an IP address.  That address allows that particular devise to send and receive messages.  Currently internet traffic travels via the Internet Protocol version called IPv4.  IPv4 was designed to meet the needs of about 4.3 billion devices--originally thought to be plenty of capacity. But everyone has joined the internet “bandwagon” meaning soon that number will be reached and capacity depleted.
The solution to the IPv4 crunch is to transition to IPv6 which has dramatically larger address space--128 address bits compared to the 32 address bits in IPv4.  This transition will require participation from everyone:  content providers and websites; ISPs; equipment vendors; and consumers.  Simply put:  The entire Internet “ecosystem” will be involved.
We thought you would find this interesting.  We will keep you informed as things continue to change.

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