NIS
NIS is used for centralizing authentication service.Reference
http://www.linuxhomenetworking.com/wiki/index.php/Quick_HOWTO_:_Ch30_:_Configuring_NIShttp://www.freebsddiary.org/nis-client.php
Installing NIS Server
yum install ypserv echo NISDOMAIN=MY-DOMAIN >> /etc/sysconfig/network echo "ypserver 127.0.0.1" >> /etc/yp.conf
Setting up yp services
/etc/init.d/yppasswdd start /etc/init.d/ypserv start /usr/lib64/yp/ypinit -m /etc/init.d/ypbind start /etc/init.d/ypxfrd start
Propagate system passwords to yp
This is required when your NIS server's password changes.cd /var/yp make
Testing NIS
Following the sections below to setup NIS client. Then on your client, do this to verify connectivity to NIS server is good.ypcat passwd
Configuring NIS client on Fedora
authconfig-tui
/etc/yp.conf
domain MY-DOMAIN server 192.168.1.100
/etc/sysconfig/network
NISDOMAIN=MY-DOMAIN
Finally, edit /etc/nsswitch.conf and add nis to passwd, shadow, groups, hosts.
Configuring NIS client on Ubuntu/Debian
aptitude will ask for the default NIS domain. If you wish to update it in the future, edit /etc/defaultdomainaptitude install portmap nis
Then edit /etc/nsswitch.conf
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