This document lists instructions for changing the hostname of a system in AIX. It pertains to AIX versions 5L.

Permanently change hostname for inet0 device in the ODM by choosing one of the following:

Command line method:

chdev -l inet0 -a hostname=<newhostname>

SMIT method:

s mitty hostname (fastpath)
Change the name of the node which changes the uname process by choosing one of the following:

Command line method:

uname -S <newhostname>

or run the following script:

/etc/rc.net

Change the hostname on the current running system. Enter:

hostname <newhostname>

Change the /etc/hosts file to reflect the new hostname.
Change DNS name server, if applicable.

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