    <th data-field="source" data-sortable="true" data-editable="true">SOURCE</th>
                      <th data-field="target" data-sortable="true" data-editable="true">TARGET</th>
                      <th data-field="node" data-sortable="true" data-editable="true">NODE</th>
                      <th data-field="interface" data-sortable="true" data-editable="true">INTERFACE</th>
                      <th data-field="direction" data-class="hide_me" data-sortable="true">DIRECTION</th>
                      