1 mount
2 server_name
2 server_IP_address
3 mount_point
4?  –r
5?  –m
6?  –o '
6.1+ ,
6.1 alternate=
6.1.1 name
6.1.1 IP_address
6.1.2 client= name device= pattern port= number batchsize= number
6.1.3 forcedirectio
6.1.3 nodirectio
6.1.4 closenowrite
6.1.4 closesyncdata
6.1.4 closesyncall
6.1.4 closeasyncwrite
6.1.5 '