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What are different options used in etc exports file?
When you’re specifying a hostname in the /etc/exports file, the following methods are permitted: hostname: A hostname that can be resolved into an IP address. netgroup: An NIS netgroup using the designation of @groupname. domain: A domain name using wildcards.
How do I modify etc exports?
Steps
- Open the /etc/exports file in a text editor on an NFS client that has root access to the storage system.
- Make your changes.
- Save the file.
What is No_subtree_check?
no_subtree_check This option disables subtree checking, which has mild security implications, but can improve reliability in some circumstances.
What is Exportfs in Linux?
exportfs stands for export file system, which exports file system to a remote server which can mount, and access it like a local file system. You can also unexport the directories using exportfs command.
What is ETC export?
The file /etc/exports contains a table of local physical file systems on an NFS server that are accessible to NFS clients. The file format is similar to the SunOS exports file. Each line contains an export point and a whitespace-separated list of clients allowed to mount the file system at that point.
What is the etc exports file?
The /etc/exports file indicates all directories that a server exports to its clients. Each line in the file specifies a single directory. A directory can be specified twice in the /etc/exports file: once for NFS version 2 or NFS version 3, and once for NFS version 4.
What are ETC exports?
How do I find exports in Linux?
To display all the exported environment variable of the current shell, execute the command with -p option as follows: export -p.
Where can I find etc exports?
The /etc/exports file controls which file systems are exported to remote hosts and specifies options. Blank lines are ignored, comments can be made by starting a line with the hash mark (#), and long lines can be wrapped with a backslash (\).
How to enable share in / etc / exports file?
If you make changes to the /etc/exports file, any newly added share will be enabled after a reboot. If you want to enable these changes immediately, execute the following command: The nfsstat command can display useful NFS information. For example, the following command displays what is currently mounted by NFS clients:
Is there whitespace between client and option list?
No whitespace is permitted between a client and its option list. Also, each line may have one or more specifications for default options after the path name, in the form of a dash (“-“) followed by an option list. The option list is used for all subsequent exports on that line only.
How to specify hostname in / etc / exports file?
When you’re specifying a hostname in the /etc/exports file, the following methods are permitted: hostname: A hostname that can be resolved into an IP address. netgroup: An NIS netgroup using the designation of @groupname.
What is the O option in / etc / exports?
The -o option is used to specify the share options. The argument includes the name of the systems to share with, as well as the directory to share, separated by a colon (:) character. If you make changes to the /etc/exports file, any newly added share will be enabled after a reboot.