code: def active_tcp():
      '''
      Return a dict describing all active tcp connections as quickly as possible
      '''
      ret = {}
      for statf in ['/proc/net/tcp', '/proc/net/tcp6']:
          if os.path.isfile(statf):
              with salt.utils.files.fopen(statf, 'rb') as fp_:
                  for line in fp_:
                      line = salt.utils.stringutils.to_unicode(line)
                      if line.strip().startswith('sl'):
                          continue
                      iret = _parse_tcp_line(line)
                      sl = next(iter(iret))
                      if iret[sl]['state'] == 1:  # 1 is ESTABLISHED
                          del iret[sl]['state']
                          ret[len(ret)] = iret[sl]
      return ref active_tcp():
      '''
      Return a dict describing all active tcp connections as quickly as possible
      '''
      ret = {}
      for statf in ['/proc/net/tcp', '/proc/net/tcp6']:
          if os.path.isfile(statf):
              with salt.utils.files.fopen(statf, 'rb') as fp_:
                  for line in fp_:
                      line = salt.utils.stringutils.to_unicode(line)
                      if line.strip().startswith('sl'):
                          continue
                      iret = _parse_tcp_line(line)
                      sl = next(iter(iret))
                      if iret[sl]['state'] == 1:  # 1 is ESTABLISHED
                          del iret[sl]['state']
                          ret[len(ret)] = iret[sl]
      return ret
docs: Return a dict describing all active tcp connections as quickly as possible