ZyXEL Communications P-873HNU-51B, User Manual

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Appendix A Setting up Your Computer’s IP Address
P-873HNU(P)-51B User’s Guide
293
Figure 171
Red Hat 9.0: Dynamic IP Address Setting in ifconfig-eth0
• If you have a static IP address, enter
static
in the
BOOTPROTO=
field. Type
IPADDR
= followed
by the IP address (in dotted decimal notation) and type
NETMASK
= followed by the subnet
mask. The following example shows an example where the static IP address is 192.168.1.10
and the subnet mask is 255.255.255.0.
Figure 172
Red Hat 9.0: Static IP Address Setting in ifconfig-eth0
2
If 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 173
Red Hat 9.0: DNS Settings in resolv.conf
3
After 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 174
Red Hat 9.0: Restart Ethernet Card
Verifying Settings
Enter
ifconfig
in a terminal screen to check your TCP/IP properties.
DEVICE=eth0
ONBOOT=yes
BOOTPROTO=dhcp
USERCTL=no
PEERDNS=yes
TYPE=Ethernet
DEVICE=eth0
ONBOOT=yes
BOOTPROTO=static
IPADDR= 192.168.1.10
NETMASK= 255.255.255.0
USERCTL=no
PEERDNS=yes
TYPE=Ethernet
nameserver 172.23.5.1
nameserver 172.23.5.2
[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]