refer to https://www.digitalocean.com/community/tutorials/how-to-set-up-an-nfs-mount-on-ubuntu-20-04

sudo mount host:/var/nfs/general /nfs/general

For example:

   sudo mount 10.226.45.1:/var/nfs/general /nfs/general

umount: sudo umount /nfs/general

# file: /etc/fstab
host_ip:/home  /nfs/home  nfs auto,nofail,noatime,nolock,intr,tcp,actimeo=1800 0 0

refer to https://www.redhat.com/sysadmin/sshfs

sshfs [user@]host_server:[dir] mountpoint [options]

For example:

   sshfs chris@10.226.45.1:/home/chris/sharefold   ~/mnt -o reconnect

umount: fusermount -u ~/mnt

# file: /etc/fstab
user@host_server:/xx/xx/   /yy/mount_point sshfs

user@host_server:/xx/xx/   /yy/mount_point fuse defaults,users,noauto,idmap=user,Ciphers=arcfour,Compression=no,reconnect 0 0