IP Address Depletion

• With IPv4, may eventually completely exhaust the 4B addresses available

• IPv6 (formerly IPng--next generation)

  • 128 bit addresses
  • 340282366920938463463374607431768211456 addresses total
  • about 665570793348866943898600 per square meter of the earth, assuming the earth is 511263971197990 sq. meters

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