/opt            -rw,insecure,async,wdelay,no_subtree_check,nohide,no_root_squash,refer=/mnt/opt/data@10.25.240.200      10.25.240.0/20 91.202.129.224/27
/mnt/opt/data   -rw,insecure,async,wdelay,no_subtree_check,nohide,no_root_squash                                        10.25.240.0/20 91.202.129.224/27
#/home          -rw,insecure,async,wdelay,no_subtree_check,nohide,no_root_squash                                        10.25.240.0/20 91.202.129.224/27