Appendix D Setting up Your Computer’s IP Address

2If you know your DNS server IP address(es), enter the DNS server information in the resolv.conf file in the /etc directory. The following figure shows an example where two DNS server IP addresses are specified.

Figure 87 Red Hat 9.0: DNS Settings in resolv.conf

nameserver 172.23.5.1 nameserver 172.23.5.2

3After you edit and save the configuration files, you must restart the network card. Enter./network restart in the /etc/rc.d/init.d directory. The following figure shows an example.

Figure 88 Red Hat 9.0: Restart Ethernet Card

[root@localhost init.d]# network restart

Shutting down

interface eth0:

[OK]

Shutting down

loopback interface:

[OK]

Setting network parameters:

[OK]

Bringing

up loopback interface:

[OK]

Bringing

up interface eth0:

[OK]

11.7.1 Verifying Settings

Enter ifconfig in a terminal screen to check your TCP/IP properties.

Figure 89 Red Hat 9.0: Checking TCP/IP Properties

[root@localhost]# ifconfig

eth0

Link encap:Ethernet HWaddr 00:50:BA:72:5B:44

 

inet addr:172.23.19.129 Bcast:172.23.19.255 Mask:255.255.255.0

 

UP BROADCAST RUNNING MULTICAST MTU:1500

Metric:1

 

RX packets:717 errors:0 dropped:0 overruns:0 frame:0

 

TX packets:13 errors:0 dropped:0 overruns:0 carrier:0

 

collisions:0 txqueuelen:100

(1.5 Kb)

 

RX bytes:730412 (713.2 Kb) TX bytes:1570

 

Interrupt:10 Base address:0x1000

 

[root@localhost]#

 

138

 

PLA-450 User’s Guide