Modify IP, DNS, and route settings in Linux

In Linux, modify the IP address, DNS, and route settings-Linux Enterprise Application-Linux server application information. For more information, see the following section. Ifconfig eth0 new ip
Then edit/etc/sysconfig/network-scripts/ifcfg-eth0 and modify the ip
1. Modify the IP address
[Aeolus @ db1 network-scripts] $ vi ifcfg-eth0
DEVICE = eth0
ONBOOT = yes
BOOTPROTO = static
IPADDR = 219.136.241.211
NETMASK = 255.255.255.255.128
GATEWAY = 219.136.241.254
2. Modify the Gateway
Vi/etc/sysconfig/network
NETWORKING = yes
HOSTNAME = Aaron
GATEWAY = 192.168.1.1
3. Modify DNS
[Aeolus @ db1 etc] $ vi resolv. conf
Nameserver 202.96.128.68
Nameserver 219.136.241.206

4. Restart the network configuration
/Etc/init. d/network restart

Modify IP Address
Effective immediately:
# Ifconfig eth0 192.168.0.20 netmask 255.255.255.0
Start effective:
Modify/etc/sysconfig/network-scripts/ifcfg-eth0
Modify the default gateway
Effective immediately:
# Route add default gw 192.168.0.254
Start effective:
Modify/etc/sysconfig/network-scripts/ifcfg-eth0
Modify dns
Modify/etc/resolv. conf
The modification takes effect immediately and starts as well.
Modify host name
Effective immediately:
# Hostname fc2
Start effective:
Modify/etc/sysconfig/network