docs: def forceSetSlaac(self, slaacAddress):
          """force to set a slaac IPv6 address to Thread interface
  
          Args:
              slaacAddress: a slaac IPv6 address to be set
  
          Returns:
              True: successful to set slaac address to Thread interface
              False: fail to set slaac address to Thread interface
          """
          print '%s call forceSetSlaac' % self.port
          print slaacAddress
          try:
              cmd = 'ipaddr add %s' % str(slaacAddress)
              print cmd
              return self.__sendCommand(cmd)[0] == 'Done'
          except Exception, e:
              ModuleHelper.WriteIntoDebugLogger("forceSetSlaac() Error: " + str(e))