# 
# propagation.dml
#
# Three ASes connected in a line, each with one router and one host.
# (The hosts merely serve to force realistic IP address allocation.)
#  
#
#        router          router          router
# 
#        0:0(0) }------{ 1:0(0) }------{ 2:0(0)
#

_schema [ _find .schemas.Net ]

Net [  # the all-encompassing Net

  frequency 1000000   # microsecond simulation frequency

  bgpoptions [
    show_id_data        true  # show AS number and prefix for each BGP router
    show_rcv_update     true  # show when Update msgs are rcvd
    show_snd_update     true  # show when Update msgs are sent
  ]

  Net [
    idrange [ from 0 to 2 ]
    AS_status boundary

    router [
      id 0
      graph [
        ProtocolSession [ name bgp    use SSF.OS.BGP4.BGPSession ]
        ProtocolSession [ name socket use SSF.OS.Socket.socketMaster ]
        ProtocolSession [ name tcp    use SSF.OS.TCP.tcpSessionMaster ]
        ProtocolSession [ name ip     use SSF.OS.IP ]
      ]
      interface [ idrange [ from 0 to 2 ] ]
    ]

    host [
      id 1
      graph [
        ProtocolSession [ name ip  use SSF.OS.IP ]
      ]
      interface [ id 0 ]
      route [ dest default interface 0 ]
    ]

    link [ attach 0(0) attach 1(0) ]
  ]

  # connect the ASes together
  link [ attach 0:0(1) attach 1:0(1) ]
  link [ attach 1:0(2) attach 2:0(1) ]
]