Novell LINUX ENTERPRISE SERVER 10 - INSTALLATION AND ADMINISTRATION 11-05-2007 Installation Manual page 607

hosts
netgroup
networks
passwd
protocols
rpc
services
shadow
Table 30.8 Configuration Options for NSS "Databases"
files
db
nis, nisplus
dns
compat
For hostnames and IP addresses, used by gethostbyname
and similar functions.
Valid host and user lists in the network for the purpose of
controlling access permissions; see the netgroup(5) man
page.
Network names and addresses, used by getnetent.
User passwords, used by getpwent; see the passwd(5)
man page.
Network protocols, used by getprotoent; see the
protocols(5) man page.
Remote procedure call names and addresses, used by
getrpcbyname and similar functions.
Network services, used by getservent.
Shadow passwords of users, used by getspnam; see the
shadow(5) man page.
directly access files, for example, /etc/aliases
access via a database
NIS, see also Chapter 35, Using NIS
can only be used as an extension for hosts and
networks
can only be used as an extension for passwd, shadow,
and group
(page 653)
Basic Networking 589