我无法在centos 7中从netapp挂载nfs共享。导出从netapp共享给每个人，我特别尝试了nfsversion = 3和sys，none和ntlmssp的安全风格，但仍然没有运气。
以下是挂载共享时 /var/log/messages 和 dmesg 中的消息
kernel: RPC: server <<IP Address>> requires stronger authentication.
以下是 nfs mount 命令输出
# mount -t nfs -o nfsversion=3 <<server IP>>:/NFS1 /nfsshare -vvv
mount.nfs: timeout set for Sat Sep 1 00:27:14 2018
mount.nfs: trying text-based options 'vers=4.1,addr=<<server IP>>,clientaddr=<<client IP>>'
mount.nfs: mount(2): Permission denied
mount.nfs: trying text-based options 'vers=4.0,addr=<<server IP>>,clientaddr=<<client IP>>'
mount.nfs: mount(2): Permission denied
mount.nfs: trying text-based options 'addr=<<server IP>>'
mount.nfs: prog 100003, trying vers=3, prot=6
mount.nfs: trying <<server IP>> prog 100003 …