flow:
  - start|DEFAULT_ONREPLY:
  - start|REPLY_ROUTE_NAT:
  - start|ROUTE_ENTRY:
  - return|ROUTE_ENTRY:
  - start|ROUTE_APPLY_HEADER_RULES:
  - return|ROUTE_APPLY_HEADER_RULES:
  - start|ROUTE_PREPARE_UA:
  - return|ROUTE_PREPARE_UA:
  - start|REPLY_ROUTE_RTPENGINE:
  - return|REPLY_ROUTE_RTPENGINE:
  - start|REPLY_ROUTE_NAT_CONTINUE:
  - start|ROUTE_EXIT:
  - start|ROUTE_RUNTIME:
  - return|ROUTE_RUNTIME:
  - exit|ROUTE_EXIT:
sip_in:
  - '^SIP/2.0 200 OK'
  - 'CSeq: 3 INVITE'
sip_out:
  - [
      '^SIP/2.0 200 OK',
      'CSeq: 3 INVITE',
      'From: <sip:[% scenarios.0.username %]@',
      'To: <sip:[% scenarios.0.responders.0.username %]@'
    ]