Pfx.teredo

You're seeing just the function teredo, go back to Pfx module for more information.

Specs

teredo(prefix()) :: map() | nil

Returns a map with the teredo address components of pfx or nil.

Returns nil if pfx is not a teredo address.

Examples

# example from https://en.wikipedia.org/wiki/Teredo_tunneling#IPv6_addressing
iex> teredo("2001:0000:4136:e378:8000:63bf:3fff:fdd2")
%{
  server: "65.54.227.120",
  client: "192.0.2.45",
  port: 40000,
  flags: {1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
  prefix: "2001:0000:4136:e378:8000:63bf:3fff:fdd2"
}

iex> teredo({0x2001, 0, 0x4136, 0xe378, 0x8000, 0x63bf, 0x3fff, 0xfdd2})
%{
  server: "65.54.227.120",
  client: "192.0.2.45",
  port: 40000,
  flags: {1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
  prefix: {0x2001, 0x0, 0x4136, 0xe378, 0x8000, 0x63bf, 0x3fff, 0xfdd2}
}

iex> teredo("1.1.1.1")
nil