Novell LINUX ENTERPRISE SERVER 10 - INSTALLATION AND ADMINISTRATION 04-08-2006 Installation Manual page 938

938 Installation and Administration
search fully_qualified_domain_name
nameserveripaddress_of_nameserver
This file can contain more than one name server address, but at least
one of them must be correct to provide name resolution to your host.
If needed, adjust this file using the YaST DNS and Hostname module.
If your network connection is handled via DHCP, enable DHCP to
change hostname and name service information by selecting Change
Hostname via DHCP and Update Name Servers and Search List via
DHCP in the YaST DNS and Hostname module.
/etc/nsswitch.conf
This file tells Linux where to look for name service information. It
should look like this:
...
hosts: files dns
networks: files dns
...
The dns entry is vital. It tells Linux to use an external name server.
Normally, these entries are automatically made by YaST, but it never
hurts to check.
If all the relevant entries on the host are correct, let your system admin-
istrator check the DNS server configuration for the correct zone infor-
mation. For detailed information about DNS, refer to
Domain Name System
configuration of your host and the DNS server are correct, proceed with
checking the configuration of your network and network device.
c If your system cannot establish a connection to a network server and you
have excluded name service problems from the list of possible culprits,
check the configuration of your network card.
Use the command ifconfig network_device (executed as root)
to check whether this device was properly configured. Make sure that both
inet address and Mask are configured correctly. An error in the IP
address or a missing bit in your network mask would render your network
configuration unusable. If necessary, perform this check on the server as
well.
(page 629). If you have made sure that the DNS
Chapter 34, The