redhat 9.0启动停止响应?

cccjsxg

redhat 9.0,用ntsysv将NFS服务加入自启动，重新启动机器时，到启动NFS时，出现如下错误，
start NFS quotas:cannot register service:RPC:unable to receive;errno=connection refused
rpc.rquotad:unable to register(RQUOTAPROG,RQUOTAVERS,udp).
[FALED]
Starting NFS daemon:
到此启动停止响应。