IPv6 generals

A device can have multiple adressess

  • Unspecified/llpback/compatible-IPv4 address, ::0/96
  • Mapped IPv4 addresses, ::ffff:0.0.0.0/96
  • Reserved for NSAP Allocation (RFC 18888), 200::/7
  • Reserved for IPS Allocation, 400::/7
  • Link Local Address, fe80::/10
  • Site Local Address, fec0::/10
  • Global Unicast Address, 2000::/3
    • similar to IPv$ address space.
  • Local IPv& Unicast addresses (proposed), fc00::/7
  • Multicast, ff00::/8

And can send one of these Packet Types

  • Unicast
  • Multicast
  • Anycast

Header is 128 bits in comparision to 32 bit in IPv4.
Source:

http://www.ipv6tf.org

http://www.iana.org

http://www.iana.org/ipaddress/ip-addresses.htm

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