Migrating From NIS To LDAP#

LDAP for Linux and Unix Clients#

Some information and experiences we have had when using LDAP for Linux and Unix Clients.

Unix Linux Command Tricks#

Editing Text Files (vi)#

Name Service Switch#

Pluggable Authentication Modules (PAM)#

PAM LDAP Schema Modifications#

Password Expiration Script#

XEN#

ldap.conf

Linux Files and File Permissions#

Some information on how Linux Files and File Permissions work and how to change them.

Checking the Log File for Invalid SSH Connection Attempts#

To see how often the 25 most offensive IP addresses try, do the following:

grep "Invalid user" /var/log/messages|awk '{print $NF}' | sort|uniq -c|sort -nr|head -n 25

!Novell Privileged User Manager

More Information#

There might be more information for this subject on one of the following:

• GidNumber
• UidNumber