<div style="padding-top:10px">
      <div>
        <form class="form-horizontal" [formGroup]="addForm">
          <div class="form-group">
            <label  class="col-sm-4 control-label">IP Address:port</label>
            <div class="col-sm-7">
              <input type="text" class="form-control"  formControlName="sysName" placeholder="14.12.15.16:5000">
            </div>
          </div>
          <div class="form-group">
            <label  class="col-sm-4 control-label">Domain Name</label>
        