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sudo apt-get install nfs-kernel-server

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sudo mkdir /nfs_share

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sudo nano /etc/exports

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/nfs_share *(rw,sync,no_root_squash,no_subtree_check)

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sudo exportfs -r

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sudo systemctl start nfs-server

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sudo apt-get install nfs-common

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sudo mount server_ip:/nfs_share /mnt

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cd /mnt
touch testfile

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