def program_rtr_default_gw(self, tenant_id, rout_id, gw):
args = ['<STR_LIT>', '<STR_LIT>', '<STR_LIT:default>', '<STR_LIT>', gw]<EOL>ret = self.program_rtr(args, rout_id)<EOL>if not ret:<EOL><INDENT>LOG.error("<STR_LIT>", rout_id)<EOL>return False<EOL><DEDENT>return True<EOL>
Program the default gateway of a router.