tldr/pages/linux/hostname.md

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# hostname
> Show or set the system's host name.
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- Show current host name:
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`hostname`
- Show the network address of the host name:
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`hostname -i`
- Show all network addresses of the host:
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`hostname -I`
- Show the FQDN (Fully Qualified Domain Name):
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`hostname --fqdn`
- Set current host name:
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`hostname {{new_hostname}}`