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Change Username Max Length in AIX - Quick HOWTO

In AIX 5.3,

To change the default length of username:

# chdev -l sys0 -a max_logname=9
sys0 changed

To check the current length of username:

# lsattr -El sys0 -a max_logname
max_logname 9 Maximum login name length at boot time True
# getconf LOGIN_NAME_MAX 21

Hope this quick tip helps someone..!

Labels: AIX

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