转：

[root@linux155 init.d]# ./nfs restart

Shutting down NFS mountd:                        [FAILED]

Shutting down NFS daemon:                        [FAILED]

Shutting down NFS quotas:                        [FAILED]

Shutting down NFS services:                      [  OK  ]

Starting NFS services:                           [  OK  ]

Starting NFS quotas: Cannot register service: RPC: Unable to receive; errno = Connection refused

rpc.rquotad: unable to register (RQUOTAPROG, RQUOTAVERS, udp).

                                                 [FAILED]

Starting NFS daemon:                             [  OK  ]

Starting NFS mountd: Cannot register service: RPC: Unable to receive; errno = Connection refused         [FAILED]

错误提示信息为rpc问题，rpc被用于NFS(NFS是一个流行的基于TCP/IP网络的文件共享协议。)、NIS等服务。所以必须把rpc启动起来。可以使用以下：

使用root登陆系统

>cd /etc/init.d

> rpcbind start

>service nfs restart