flow:
  - start|DEFAULT_ROUTE:
  - start|ROUTE_ENTRY:
  - return|ROUTE_ENTRY:
  - start|ROUTE_NET_INFO:
  - return|ROUTE_NET_INFO:
  - start|ROUTE_CHECK_TEL_URI:
  - return|ROUTE_CHECK_TEL_URI:
  - start|ROUTE_PRX_REQUEST:
  - start|ROUTE_INITVARS:
  - return|ROUTE_INITVARS:
  - start|ROUTE_PREPARE_UA:
  - return|ROUTE_PREPARE_UA:
  - start|ROUTE_RESTORE_CLUSTERSET:
  - return|ROUTE_RESTORE_CLUSTERSET:
  - start|ROUTE_WITHINDLG_RTPENGINE:
  - return|ROUTE_WITHINDLG_RTPENGINE:
  - start|ROUTE_OUTBOUND:
  - start|DEFAULT_SEND:
  - exit|DEFAULT_SEND:
  - start|ROUTE_EXIT:
  - start|ROUTE_RUNTIME:
  - return|ROUTE_RUNTIME:
  - exit|ROUTE_EXIT:
sip_in:
  - 'PRACK sip:127.0.0.1:508[08];prxroute=1 SIP/2.0'
  - 'From: <sip:[% scenarios.0.username %]@invite-prack.scenarios.test>;tag=[\w-]+'
  - 'To: <sip:[% scenarios.0.responders.0.username %]@invite-prack.scenarios.test>;tag=[\w-]+'
  - 'CSeq: \d+ PRACK'
  - 'RAck:\s+\d+ 2 INVITE'
sip_out:
  - [
      'SIP/2.0 100 Trying',
      'From: <sip:[% scenarios.0.username %]@invite-prack.scenarios.test>;tag=[\w-]+',
      'To: <sip:[% scenarios.0.responders.0.username %]@invite-prack.scenarios.test>;tag=[\w-]+',
      'CSeq: \d+ PRACK',
    ]
  - [
      'PRACK sip:127.0.0.1:508[08];prxroute=1 SIP/2.0',
      'From: <sip:[% invite_prack_scenarios_test.testuser1012.phone_number %]@invite-prack.scenarios.test>;tag=[\w-]+',
      'To: <sip:[% scenarios.0.responders.0.username %]@invite-prack.scenarios.test>;tag=[\w-]+',
      'CSeq: \d+ PRACK',
      'RAck:\s+\d+ 2 INVITE',
    ]