NFS配置：

1. lab nfskrb5 setup

2. wget -o http://keytab.krb5.key

3. vim /etc/sysconfig/nfs RPCNFSDAGS=-V4.2

4. mkdir /nfs2; mkdir /nfs2/private

5. chown ldapuser5 /nfs2/private

6. vim /etc/exports

   /nfs2 172.25.0.0/24(rw, sync) sec=krb5p

7. systemctl restart nfs-server.service

   systemctl restart nfs-secure-server.service

8. Desktop:

   server0:/nfs2 /mnt/nfs2 nfs defaults, V4.2, sec=krb5p 0 0

9. ssh ldapuser5@localhost kerberos

   touch /mnt/nfs2/private/ttt.file

10. 若是在客户端不能用mount -a挂载，尝试

    systemctl stop rpc.socket

    systemctl start rpc.socket

    systemctl restart rpcbind.service

    systemctl restart nfs-server.service

11. tailf /var/log/messages 或ntpdate classroom
    

RHCE7.0答案之NFS