nfs启动报错

[root@uierqr1431 /]# /etc/init.d/nfs start  && chkconfig --level 2345 nfs on
Starting NFS services:  [  OK  ]
Starting NFS quotas: [  OK  ]
Starting NFS mountd: rpc.mountd: svc_tli_create: could not open connection for udp6
rpc.mountd: svc_tli_create: could not open connection for tcp6
rpc.mountd: svc_tli_create: could not open connection for udp6
rpc.mountd: svc_tli_create: could not open connection for tcp6
rpc.mountd: svc_tli_create: could not open connection for udp6
rpc.mountd: svc_tli_create: could not open connection for tcp6
[  OK  ]
Starting NFS daemon: rpc.nfsd: address family inet6 not supported by protocol TCP
[  OK  ]
Starting RPC idmapd: [  OK  ]
中间rpc.mountd:svc_tli_create:could not open connection for up6/tcp6错误信息不影响使用吧