flow:
  - start|REPLY_ROUTE_NAT:
  - exit|REPLY_ROUTE_NAT:
sip_in:
  - '^SIP/2.0 200 OK'
[% IF PRO %]
  - 'CSeq: 11 BYE'
  - 'From: <sip:4311002@'
[% ELSE %]
  - 'CSeq: 3 BYE'
  - 'From: <sip:testuser1002@'
[% END %]
  - 'Content-Length: 0'
  - 'To: <sip:testuser1004@'
sip_out:
  - [
      '^SIP/2.0 200 OK',
[% IF PRO %]
      'CSeq: 11 BYE',
[% ELSE %]
      'CSeq: 3 BYE',
[% END %]
      'Content-Length: 0',
      'From: <sip:testuser1002@',
      'To: <sip:testuser1004@'
    ]