file_packet_transfer_loopback_estavel.grc

<?xml version='1.0' encoding='utf-8'?>
<?grc format='1' created='3.7.12'?>
<flow_graph>
  <timestamp>Thu Dec  4 14:34:25 2014</timestamp>
  <block>
    <key>options</key>
    <param>
      <key>author</key>
      <value></value>
    </param>
    <param>
      <key>window_size</key>
      <value>2000,2000</value>
    </param>
    <param>
      <key>category</key>
      <value>Custom</value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>description</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(8, 0)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>generate_options</key>
      <value>qt_gui</value>
    </param>
    <param>
      <key>hier_block_src_path</key>
      <value>.:</value>
    </param>
    <param>
      <key>id</key>
      <value>packet_loopback_hier</value>
    </param>
    <param>
      <key>max_nouts</key>
      <value>0</value>
    </param>
    <param>
      <key>qt_qss_theme</key>
      <value></value>
    </param>
    <param>
      <key>realtime_scheduling</key>
      <value></value>
    </param>
    <param>
      <key>run_command</key>
      <value>{python} -u {filename}</value>
    </param>
    <param>
      <key>run_options</key>
      <value>run</value>
    </param>
    <param>
      <key>run</key>
      <value>True</value>
    </param>
    <param>
      <key>sizing_mode</key>
      <value>fixed</value>
    </param>
    <param>
      <key>thread_safe_setters</key>
      <value></value>
    </param>
    <param>
      <key>title</key>
      <value></value>
    </param>
    <param>
      <key>placement</key>
      <value>(0,0)</value>
    </param>
  </block>
  <block>
    <key>variable_constellation</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>const_points</key>
      <value>digital.psk_2()[0]</value>
    </param>
    <param>
      <key>type</key>
      <value>calcdist</value>
    </param>
    <param>
      <key>dims</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(240, 11)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>Const_HDR</value>
    </param>
    <param>
      <key>rot_sym</key>
      <value>2</value>
    </param>
    <param>
      <key>soft_dec_lut</key>
      <value>'auto'</value>
    </param>
    <param>
      <key>precision</key>
      <value>8</value>
    </param>
    <param>
      <key>sym_map</key>
      <value>digital.psk_2()[1]</value>
    </param>
  </block>
  <block>
    <key>variable_constellation</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>const_points</key>
      <value>digital.psk_4()[0]</value>
    </param>
    <param>
      <key>type</key>
      <value>calcdist</value>
    </param>
    <param>
      <key>dims</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(560, 0)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>Const_PLD</value>
    </param>
    <param>
      <key>rot_sym</key>
      <value>4</value>
    </param>
    <param>
      <key>soft_dec_lut</key>
      <value>'auto'</value>
    </param>
    <param>
      <key>precision</key>
      <value>8</value>
    </param>
    <param>
      <key>sym_map</key>
      <value>digital.psk_4()[1]</value>
    </param>
  </block>
  <block>
    <key>variable_constellation</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>const_points</key>
      <value>digital.psk_2()[0]</value>
    </param>
    <param>
      <key>type</key>
      <value>calcdist</value>
    </param>
    <param>
      <key>dims</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(704, 636)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>Const_PLD</value>
    </param>
    <param>
      <key>rot_sym</key>
      <value>2</value>
    </param>
    <param>
      <key>soft_dec_lut</key>
      <value>'auto'</value>
    </param>
    <param>
      <key>precision</key>
      <value>8</value>
    </param>
    <param>
      <key>sym_map</key>
      <value>digital.psk_2()[1]</value>
    </param>
  </block>
  <block>
    <key>variable_cc_decoder_def</key>
    <param>
      <key>padding</key>
      <value>False</value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>k</key>
      <value>k</value>
    </param>
    <param>
      <key>dim1</key>
      <value>1</value>
    </param>
    <param>
      <key>dim2</key>
      <value>4</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>state_end</key>
      <value>-1</value>
    </param>
    <param>
      <key>framebits</key>
      <value>8000</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1128, 452)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>dec</value>
    </param>
    <param>
      <key>value</key>
      <value>"ok"</value>
    </param>
    <param>
      <key>ndim</key>
      <value>0</value>
    </param>
    <param>
      <key>polys</key>
      <value>polys</value>
    </param>
    <param>
      <key>rate</key>
      <value>rate</value>
    </param>
    <param>
      <key>state_start</key>
      <value>0</value>
    </param>
    <param>
      <key>mode</key>
      <value>fec.CC_TAILBITING</value>
    </param>
  </block>
  <block>
    <key>variable_dummy_decoder_def</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>dim1</key>
      <value>1</value>
    </param>
    <param>
      <key>dim2</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>framebits</key>
      <value>8000</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(712, 440)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>dec</value>
    </param>
    <param>
      <key>value</key>
      <value>"ok"</value>
    </param>
    <param>
      <key>ndim</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable_repetition_decoder_def</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>dim1</key>
      <value>1</value>
    </param>
    <param>
      <key>dim2</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>framebits</key>
      <value>8000</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(912, 516)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>dec</value>
    </param>
    <param>
      <key>value</key>
      <value>"ok"</value>
    </param>
    <param>
      <key>ndim</key>
      <value>0</value>
    </param>
    <param>
      <key>rep</key>
      <value>rep</value>
    </param>
    <param>
      <key>prob</key>
      <value>0.5</value>
    </param>
  </block>
  <block>
    <key>variable_dummy_decoder_def</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>dim1</key>
      <value>1</value>
    </param>
    <param>
      <key>dim2</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>framebits</key>
      <value>hdr_format.header_nbits()</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1376, 539)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>dec_hdr</value>
    </param>
    <param>
      <key>value</key>
      <value>"ok"</value>
    </param>
    <param>
      <key>ndim</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable_repetition_decoder_def</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>dim1</key>
      <value>1</value>
    </param>
    <param>
      <key>dim2</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>framebits</key>
      <value>hdr_format.header_nbits()</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1560, 555)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>dec_hdr</value>
    </param>
    <param>
      <key>value</key>
      <value>"ok"</value>
    </param>
    <param>
      <key>ndim</key>
      <value>0</value>
    </param>
    <param>
      <key>rep</key>
      <value>rep</value>
    </param>
    <param>
      <key>prob</key>
      <value>0.5</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(152, 75)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>eb</value>
    </param>
    <param>
      <key>value</key>
      <value>0.22</value>
    </param>
  </block>
  <block>
    <key>variable_cc_encoder_def</key>
    <param>
      <key>padding</key>
      <value>False</value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>k</key>
      <value>k</value>
    </param>
    <param>
      <key>dim1</key>
      <value>1</value>
    </param>
    <param>
      <key>dim2</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>framebits</key>
      <value>8000</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1128, 284)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>enc</value>
    </param>
    <param>
      <key>ndim</key>
      <value>0</value>
    </param>
    <param>
      <key>polys</key>
      <value>polys</value>
    </param>
    <param>
      <key>rate</key>
      <value>rate</value>
    </param>
    <param>
      <key>state_start</key>
      <value>0</value>
    </param>
    <param>
      <key>mode</key>
      <value>fec.CC_TAILBITING</value>
    </param>
  </block>
  <block>
    <key>variable_dummy_encoder_def</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>dim1</key>
      <value>1</value>
    </param>
    <param>
      <key>dim2</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>framebits</key>
      <value>8000</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(712, 520)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>enc</value>
    </param>
    <param>
      <key>ndim</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable_repetition_encoder_def</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>dim1</key>
      <value>1</value>
    </param>
    <param>
      <key>dim2</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>framebits</key>
      <value>8000</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(904, 416)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>enc</value>
    </param>
    <param>
      <key>ndim</key>
      <value>0</value>
    </param>
    <param>
      <key>rep</key>
      <value>rep</value>
    </param>
  </block>
  <block>
    <key>variable_dummy_encoder_def</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>dim1</key>
      <value>1</value>
    </param>
    <param>
      <key>dim2</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>framebits</key>
      <value>8000</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1376, 459)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>enc_hdr</value>
    </param>
    <param>
      <key>ndim</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>variable_repetition_encoder_def</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>dim1</key>
      <value>1</value>
    </param>
    <param>
      <key>dim2</key>
      <value>1</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>framebits</key>
      <value>8000</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1560, 459)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>enc_hdr</value>
    </param>
    <param>
      <key>ndim</key>
      <value>0</value>
    </param>
    <param>
      <key>rep</key>
      <value>rep</value>
    </param>
  </block>
  <block>
    <key>variable_header_format_default</key>
    <param>
      <key>access_code</key>
      <value>digital.packet_utils.default_access_code</value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(776, 8)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>hdr_format</value>
    </param>
    <param>
      <key>bps</key>
      <value>1</value>
    </param>
    <param>
      <key>threshold</key>
      <value>3</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(776, 80)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>hdr_format</value>
    </param>
    <param>
      <key>value</key>
      <value>digital.header_format_counter(digital.packet_utils.default_access_code, 3, Const_PLD.bits_per_symbol())</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1008, 640)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>k</value>
    </param>
    <param>
      <key>value</key>
      <value>7</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(80, 75)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>nfilts</value>
    </param>
    <param>
      <key>value</key>
      <value>32</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1232, 640)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>polys</value>
    </param>
    <param>
      <key>value</key>
      <value>[109, 79]</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1080, 640)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>rate</value>
    </param>
    <param>
      <key>value</key>
      <value>2</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1152, 640)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>rep</value>
    </param>
    <param>
      <key>value</key>
      <value>3</value>
    </param>
  </block>
  <block>
    <key>variable_rrc_filter_taps</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>alpha</key>
      <value>eb</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1072, 4)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>gain</key>
      <value>nfilts</value>
    </param>
    <param>
      <key>id</key>
      <value>rx_rrc_taps</value>
    </param>
    <param>
      <key>ntaps</key>
      <value>11*sps*nfilts</value>
    </param>
    <param>
      <key>samp_rate</key>
      <value>nfilts*sps</value>
    </param>
    <param>
      <key>sym_rate</key>
      <value>1.0</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(464, 8)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>sample_rate</value>
    </param>
    <param>
      <key>value</key>
      <value>50e3</value>
    </param>
  </block>
  <block>
    <key>variable</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(8, 75)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>sps</value>
    </param>
    <param>
      <key>value</key>
      <value>2</value>
    </param>
  </block>
  <block>
    <key>variable_rrc_filter_taps</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>alpha</key>
      <value>eb</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(952, 4)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>gain</key>
      <value>nfilts</value>
    </param>
    <param>
      <key>id</key>
      <value>tx_rrc_taps</value>
    </param>
    <param>
      <key>ntaps</key>
      <value>5*sps*nfilts</value>
    </param>
    <param>
      <key>samp_rate</key>
      <value>nfilts</value>
    </param>
    <param>
      <key>sym_rate</key>
      <value>1.0</value>
    </param>
  </block>
  <block>
    <key>blocks_file_sink</key>
    <param>
      <key>append</key>
      <value>False</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>file</key>
      <value>/Users/marcusbunn/Desktop/teste.txt</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(464, 536)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_file_sink_0</value>
    </param>
    <param>
      <key>type</key>
      <value>byte</value>
    </param>
    <param>
      <key>unbuffered</key>
      <value>True</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>blocks_file_source</key>
    <param>
      <key>begin_tag</key>
      <value>pmt.PMT_NIL</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>file</key>
      <value>/Users/marcusbunn/Desktop/2600-0.txt</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(24, 136)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_file_source_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>type</key>
      <value>byte</value>
    </param>
    <param>
      <key>repeat</key>
      <value>False</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>blocks_message_debug</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(480, 336)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_message_debug_0</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>const</key>
      <value>1</value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(40, 412)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>blocks_multiply_const_vxx</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>const</key>
      <value>1</value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(864, 156)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_multiply_const_vxx_0_0</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>blocks_pdu_to_tagged_stream</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(480, 468)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_pdu_to_tagged_stream_0_0</value>
    </param>
    <param>
      <key>type</key>
      <value>byte</value>
    </param>
    <param>
      <key>tag</key>
      <value>packet_len</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_probe_rate</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(264, 304)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_probe_rate_0</value>
    </param>
    <param>
      <key>type</key>
      <value>byte</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>mintime</key>
      <value>500.0</value>
    </param>
    <param>
      <key>alpha</key>
      <value>0.15</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>blocks_stream_to_tagged_stream</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(296, 144)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_stream_to_tagged_stream_0</value>
    </param>
    <param>
      <key>len_tag_key</key>
      <value>packet_len</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>packet_len</key>
      <value>480</value>
    </param>
    <param>
      <key>type</key>
      <value>byte</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>blocks_tagged_stream_to_pdu</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(280, 236)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_tagged_stream_to_pdu_0</value>
    </param>
    <param>
      <key>type</key>
      <value>byte</value>
    </param>
    <param>
      <key>tag</key>
      <value>packet_len</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
  </block>
  <block>
    <key>blocks_throttle</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(56, 228)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>blocks_throttle_1</value>
    </param>
    <param>
      <key>ignoretag</key>
      <value>True</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>samples_per_second</key>
      <value>sample_rate*100</value>
    </param>
    <param>
      <key>type</key>
      <value>byte</value>
    </param>
    <param>
      <key>vlen</key>
      <value>1</value>
    </param>
  </block>
  <block>
    <key>virtual_sink</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1296, 172)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>chan_data</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>Chan Data</value>
    </param>
  </block>
  <block>
    <key>channels_channel_model</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>block_tags</key>
      <value>False</value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>epsilon</key>
      <value>1</value>
    </param>
    <param>
      <key>freq_offset</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1080, 140)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>channels_channel_model_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>noise_voltage</key>
      <value>0</value>
    </param>
    <param>
      <key>seed</key>
      <value>0</value>
    </param>
    <param>
      <key>taps</key>
      <value>1.0</value>
    </param>
  </block>
  <block>
    <key>import</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(168, 20)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>import_1</value>
    </param>
    <param>
      <key>import</key>
      <value>import numpy as np</value>
    </param>
  </block>
  <block>
    <key>packet_rx</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>eb</key>
      <value>eb</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(224, 384)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>hdr_dec</key>
      <value>dec_hdr</value>
    </param>
    <param>
      <key>hdr_format</key>
      <value>hdr_format</value>
    </param>
    <param>
      <key>hdr_const</key>
      <value>Const_HDR</value>
    </param>
    <param>
      <key>id</key>
      <value>packet_rx_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>pld_dec</key>
      <value>dec</value>
    </param>
    <param>
      <key>pld_const</key>
      <value>Const_PLD</value>
    </param>
    <param>
      <key>psf_taps</key>
      <value>rx_rrc_taps</value>
    </param>
    <param>
      <key>sps</key>
      <value>sps</value>
    </param>
  </block>
  <block>
    <key>packet_tx</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>True</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(592, 184)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>hdr_enc</key>
      <value>enc_hdr</value>
    </param>
    <param>
      <key>hdr_format</key>
      <value>hdr_format</value>
    </param>
    <param>
      <key>hdr_const</key>
      <value>Const_HDR</value>
    </param>
    <param>
      <key>id</key>
      <value>packet_tx_0</value>
    </param>
    <param>
      <key>maxoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>minoutbuf</key>
      <value>0</value>
    </param>
    <param>
      <key>pld_enc</key>
      <value>enc</value>
    </param>
    <param>
      <key>pld_const</key>
      <value>Const_PLD</value>
    </param>
    <param>
      <key>psf_taps</key>
      <value>tx_rrc_taps</value>
    </param>
    <param>
      <key>sps</key>
      <value>sps</value>
    </param>
  </block>
  <block>
    <key>qtgui_time_sink_x</key>
    <param>
      <key>autoscale</key>
      <value>True</value>
    </param>
    <param>
      <key>axislabels</key>
      <value>True</value>
    </param>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>ctrlpanel</key>
      <value>False</value>
    </param>
    <param>
      <key>affinity</key>
      <value></value>
    </param>
    <param>
      <key>entags</key>
      <value>True</value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(240, 744)</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value></value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>grid</key>
      <value>True</value>
    </param>
    <param>
      <key>id</key>
      <value>qtgui_time_sink_x_1</value>
    </param>
    <param>
      <key>legend</key>
      <value>True</value>
    </param>
    <param>
      <key>alpha1</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color1</key>
      <value>"blue"</value>
    </param>
    <param>
      <key>label1</key>
      <value></value>
    </param>
    <param>
      <key>marker1</key>
      <value>-1</value>
    </param>
    <param>
      <key>style1</key>
      <value>1</value>
    </param>
    <param>
      <key>width1</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha10</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color10</key>
      <value>"blue"</value>
    </param>
    <param>
      <key>label10</key>
      <value></value>
    </param>
    <param>
      <key>marker10</key>
      <value>-1</value>
    </param>
    <param>
      <key>style10</key>
      <value>1</value>
    </param>
    <param>
      <key>width10</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha2</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color2</key>
      <value>"red"</value>
    </param>
    <param>
      <key>label2</key>
      <value></value>
    </param>
    <param>
      <key>marker2</key>
      <value>-1</value>
    </param>
    <param>
      <key>style2</key>
      <value>1</value>
    </param>
    <param>
      <key>width2</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha3</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color3</key>
      <value>"green"</value>
    </param>
    <param>
      <key>label3</key>
      <value></value>
    </param>
    <param>
      <key>marker3</key>
      <value>-1</value>
    </param>
    <param>
      <key>style3</key>
      <value>1</value>
    </param>
    <param>
      <key>width3</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha4</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color4</key>
      <value>"black"</value>
    </param>
    <param>
      <key>label4</key>
      <value></value>
    </param>
    <param>
      <key>marker4</key>
      <value>-1</value>
    </param>
    <param>
      <key>style4</key>
      <value>1</value>
    </param>
    <param>
      <key>width4</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha5</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color5</key>
      <value>"cyan"</value>
    </param>
    <param>
      <key>label5</key>
      <value></value>
    </param>
    <param>
      <key>marker5</key>
      <value>-1</value>
    </param>
    <param>
      <key>style5</key>
      <value>1</value>
    </param>
    <param>
      <key>width5</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha6</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color6</key>
      <value>"magenta"</value>
    </param>
    <param>
      <key>label6</key>
      <value></value>
    </param>
    <param>
      <key>marker6</key>
      <value>-1</value>
    </param>
    <param>
      <key>style6</key>
      <value>1</value>
    </param>
    <param>
      <key>width6</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha7</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color7</key>
      <value>"yellow"</value>
    </param>
    <param>
      <key>label7</key>
      <value></value>
    </param>
    <param>
      <key>marker7</key>
      <value>-1</value>
    </param>
    <param>
      <key>style7</key>
      <value>1</value>
    </param>
    <param>
      <key>width7</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha8</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color8</key>
      <value>"dark red"</value>
    </param>
    <param>
      <key>label8</key>
      <value></value>
    </param>
    <param>
      <key>marker8</key>
      <value>-1</value>
    </param>
    <param>
      <key>style8</key>
      <value>1</value>
    </param>
    <param>
      <key>width8</key>
      <value>1</value>
    </param>
    <param>
      <key>alpha9</key>
      <value>1.0</value>
    </param>
    <param>
      <key>color9</key>
      <value>"dark green"</value>
    </param>
    <param>
      <key>label9</key>
      <value></value>
    </param>
    <param>
      <key>marker9</key>
      <value>-1</value>
    </param>
    <param>
      <key>style9</key>
      <value>1</value>
    </param>
    <param>
      <key>width9</key>
      <value>1</value>
    </param>
    <param>
      <key>name</key>
      <value>""</value>
    </param>
    <param>
      <key>nconnections</key>
      <value>1</value>
    </param>
    <param>
      <key>size</key>
      <value>2048</value>
    </param>
    <param>
      <key>srate</key>
      <value>sample_rate</value>
    </param>
    <param>
      <key>tr_chan</key>
      <value>0</value>
    </param>
    <param>
      <key>tr_delay</key>
      <value>0</value>
    </param>
    <param>
      <key>tr_level</key>
      <value>0.0</value>
    </param>
    <param>
      <key>tr_mode</key>
      <value>qtgui.TRIG_MODE_TAG</value>
    </param>
    <param>
      <key>tr_slope</key>
      <value>qtgui.TRIG_SLOPE_POS</value>
    </param>
    <param>
      <key>tr_tag</key>
      <value>"corr_est"</value>
    </param>
    <param>
      <key>type</key>
      <value>complex</value>
    </param>
    <param>
      <key>update_time</key>
      <value>1</value>
    </param>
    <param>
      <key>ylabel</key>
      <value>Amplitude</value>
    </param>
    <param>
      <key>yunit</key>
      <value>""</value>
    </param>
    <param>
      <key>ymax</key>
      <value>1</value>
    </param>
    <param>
      <key>ymin</key>
      <value>-1</value>
    </param>
  </block>
  <block>
    <key>qtgui_tab_widget</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1360, 11)</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value>1,1,1,1</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>tab0</value>
    </param>
    <param>
      <key>label0</key>
      <value>Time</value>
    </param>
    <param>
      <key>label1</key>
      <value>Freq.</value>
    </param>
    <param>
      <key>label10</key>
      <value>Tab 10</value>
    </param>
    <param>
      <key>label11</key>
      <value>Tab 11</value>
    </param>
    <param>
      <key>label12</key>
      <value>Tab 12</value>
    </param>
    <param>
      <key>label13</key>
      <value>Tab 13</value>
    </param>
    <param>
      <key>label14</key>
      <value>Tab 14</value>
    </param>
    <param>
      <key>label15</key>
      <value>Tab 15</value>
    </param>
    <param>
      <key>label16</key>
      <value>Tab 16</value>
    </param>
    <param>
      <key>label17</key>
      <value>Tab 17</value>
    </param>
    <param>
      <key>label18</key>
      <value>Tab 18</value>
    </param>
    <param>
      <key>label19</key>
      <value>Tab 19</value>
    </param>
    <param>
      <key>label2</key>
      <value>Const.</value>
    </param>
    <param>
      <key>label3</key>
      <value>Tab 3</value>
    </param>
    <param>
      <key>label4</key>
      <value>Tab 4</value>
    </param>
    <param>
      <key>label5</key>
      <value>Tab 5</value>
    </param>
    <param>
      <key>label6</key>
      <value>Tab 6</value>
    </param>
    <param>
      <key>label7</key>
      <value>Tab 7</value>
    </param>
    <param>
      <key>label8</key>
      <value>Tab 8</value>
    </param>
    <param>
      <key>label9</key>
      <value>Tab 9</value>
    </param>
    <param>
      <key>num_tabs</key>
      <value>3</value>
    </param>
  </block>
  <block>
    <key>qtgui_tab_widget</key>
    <param>
      <key>alias</key>
      <value></value>
    </param>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>0</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(1224, 11)</value>
    </param>
    <param>
      <key>gui_hint</key>
      <value>1,2,1,1</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>tab1</value>
    </param>
    <param>
      <key>label0</key>
      <value>Time</value>
    </param>
    <param>
      <key>label1</key>
      <value>Freq.</value>
    </param>
    <param>
      <key>label10</key>
      <value>Tab 10</value>
    </param>
    <param>
      <key>label11</key>
      <value>Tab 11</value>
    </param>
    <param>
      <key>label12</key>
      <value>Tab 12</value>
    </param>
    <param>
      <key>label13</key>
      <value>Tab 13</value>
    </param>
    <param>
      <key>label14</key>
      <value>Tab 14</value>
    </param>
    <param>
      <key>label15</key>
      <value>Tab 15</value>
    </param>
    <param>
      <key>label16</key>
      <value>Tab 16</value>
    </param>
    <param>
      <key>label17</key>
      <value>Tab 17</value>
    </param>
    <param>
      <key>label18</key>
      <value>Tab 18</value>
    </param>
    <param>
      <key>label19</key>
      <value>Tab 19</value>
    </param>
    <param>
      <key>label2</key>
      <value>Const.</value>
    </param>
    <param>
      <key>label3</key>
      <value>Tab 3</value>
    </param>
    <param>
      <key>label4</key>
      <value>Tab 4</value>
    </param>
    <param>
      <key>label5</key>
      <value>Tab 5</value>
    </param>
    <param>
      <key>label6</key>
      <value>Tab 6</value>
    </param>
    <param>
      <key>label7</key>
      <value>Tab 7</value>
    </param>
    <param>
      <key>label8</key>
      <value>Tab 8</value>
    </param>
    <param>
      <key>label9</key>
      <value>Tab 9</value>
    </param>
    <param>
      <key>num_tabs</key>
      <value>3</value>
    </param>
  </block>
  <block>
    <key>virtual_source</key>
    <param>
      <key>comment</key>
      <value></value>
    </param>
    <param>
      <key>_enabled</key>
      <value>1</value>
    </param>
    <param>
      <key>_coordinate</key>
      <value>(24, 308)</value>
    </param>
    <param>
      <key>_rotation</key>
      <value>0</value>
    </param>
    <param>
      <key>id</key>
      <value>virtual_source_0</value>
    </param>
    <param>
      <key>stream_id</key>
      <value>Chan Data</value>
    </param>
  </block>
  <connection>
    <source_block_id>blocks_file_source_0</source_block_id>
    <sink_block_id>blocks_throttle_1</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_multiply_const_vxx_0</source_block_id>
    <sink_block_id>packet_rx_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_multiply_const_vxx_0_0</source_block_id>
    <sink_block_id>channels_channel_model_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_pdu_to_tagged_stream_0_0</source_block_id>
    <sink_block_id>blocks_file_sink_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_probe_rate_0</source_block_id>
    <sink_block_id>blocks_message_debug_0</sink_block_id>
    <source_key>rate</source_key>
    <sink_key>print</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_stream_to_tagged_stream_0</source_block_id>
    <sink_block_id>blocks_tagged_stream_to_pdu_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_tagged_stream_to_pdu_0</source_block_id>
    <sink_block_id>packet_tx_0</sink_block_id>
    <source_key>pdus</source_key>
    <sink_key>in</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_throttle_1</source_block_id>
    <sink_block_id>blocks_probe_rate_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>blocks_throttle_1</source_block_id>
    <sink_block_id>blocks_stream_to_tagged_stream_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>channels_channel_model_0</source_block_id>
    <sink_block_id>chan_data</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>packet_rx_0</source_block_id>
    <sink_block_id>qtgui_time_sink_x_1</sink_block_id>
    <source_key>4</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>packet_rx_0</source_block_id>
    <sink_block_id>blocks_pdu_to_tagged_stream_0_0</sink_block_id>
    <source_key>pkt out</source_key>
    <sink_key>pdus</sink_key>
  </connection>
  <connection>
    <source_block_id>packet_tx_0</source_block_id>
    <sink_block_id>blocks_multiply_const_vxx_0_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
  <connection>
    <source_block_id>virtual_source_0</source_block_id>
    <sink_block_id>blocks_multiply_const_vxx_0</sink_block_id>
    <source_key>0</source_key>
    <sink_key>0</sink_key>
  </connection>
</flow_graph>