The American Registry for Internet Numbers (ARIN) announced today that its free pool of IPv4 addresses has hit the "zero" level. The announcement signifies greater difficulty for organizations trying ...
A growing number of U.S. carriers and enterprises are hedging their bets on IPv6 by purchasing blocks of unused IPv4 addresses through official channels or behind-the-scenes dealmaking. Why the ...
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 ...
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