doc/src/forwardingstate.txt

   1
   2
   3       .--------------.
   4       | non-existant |
   5       |    policy    |
   6       `--------------'
   7              |
   8              | PF_ACQUIRE
   9              |
  10              |<---------.
  11              V          | new packet
  12       .--------------.  | (maybe resend PF_ACQUIRE)
  13       |  hold policy |--'
  14       |              |--.
  15       `--------------'   \  pass
  16          |        |       \ msg    .---------.
  17          |        |        \       V         | forward
  18          |        |         .-------------.  | packet
  19   create |        |         | pass policy |--'
  20   IPsec  |        |         `-------------'
  21   SA     |        |
  22          |         \
  23          |          \
  24          V           \  deny
  25    .---------.        \ msg
  26    | encrypt |         \
  27    | policy  |          \         ,---------.
  28    `---------'           \        |         | discard
  29                           \       V         | packet
  30                            .-------------.  |
  31                            | deny policy |--'
  32                            '-------------'
  33
  34
  35 $Id: forwardingstate.txt,v 1.1 2004/03/15 20:35:24 as Exp $