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This page explains how to change a system's [[Man:1/hostname|hostname(1)]] (i.e rename a computer/server) This page explains how to change a system's {{{hostname}}} (i.e rename a computer/server)
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Executive summary: [[Man:1/hostname|hostname(1)]] isn't enough.
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 * Update {{{/etc/hosts}}}, so local address resolves with the new system name.
 * Reload the network configuration <<BR>> <!> This will temporarily disconnect your system from the network ({{{ssh}}} usually resists short disconnection)  {{{		  * Update {{{/etc/hostname}}}
 * Update {{{/etc/hosts}}}, so local address(es) resolves with the new system name.
 * Reload the network configuration. You have two options
  * Reload configuration files <<BR>> <!> This will temporarily disconnect your system from the network ({{{ssh}}} usually resists short disconnection) {{{
invoke-rc.d hostname.sh start
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}}} invoke-rc.d network-manager force-reload
}}} ToDo: is it useful to reload {{{network-manager}}}?
  * ''or the lazy way:'' Restart the system.
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ToDo: is it useful to {{{invoke-rc.d network-manager forrestartce-reload}}} ?
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Avahi is used to publish (announce) local services. Reloading it probably helps Avahi is used to publish (announce) local services. If you tweaked {{{/etc/avahi/*}}}

This page explains how to change a system's hostname (i.e rename a computer/server)

Executive summary: ?hostname(1) isn't enough.

Rename a computer

Core networking

  • Update /etc/hostname

  • Update /etc/hosts, so local address(es) resolves with the new system name.

  • Reload the network configuration. You have two options

    • Reload configuration files
      <!> This will temporarily disconnect your system from the network (ssh usually resists short disconnection) 

      invoke-rc.d hostname.sh start
invoke-rc.d networking force-reload
invoke-rc.d network-manager force-reload

      ToDo: is it useful to reload network-manager?

    • or the lazy way: Restart the system.

Application specific

avahi

Avahi is used to publish (announce) local services. If you tweaked /etc/avahi/* 

  • invoke-rc.d avahi-daemon force-reload

other

  • (to be written)

See also

  • ?hostname(1), ?hostname(7)

  • ?Howto Clone a System - system unique identifiers, to be changed when cloning a system.