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This article mainly introduces "the method of modifying IP, DNS and routing configuration under Linux operating system". In daily operation, I believe many people have doubts about the method of modifying IP, DNS and routing configuration under Linux operating system. Xiaobian consulted all kinds of information and sorted out simple and easy to use operation methods. I hope to help you answer the doubts about "the method of modifying IP, DNS and routing configuration under Linux operating system"! Next, please follow the small series to learn together!

ifconfig eth0 new ip

Then edit/etc/sysconfig/network-scripts/ifcfg-eth0 to modify ip

1. Modify IP address

[aeolus@db1 network-scripts]$ vi ifcfg-eth0

DEVICE=eth0

ONBOOT=yes

BOOTPROTO=static

IPADDR=219.136.241.211

NETMASK=255.255.255.128

GATEWAY=219.136.241.254

II. Modify Gateway

vi /etc/sysconfig/network

NETWORKING=yes

HOSTNAME=Aaron

GATEWAY=192.168.1.1

Third, modify DNS

[aeolus@db1 etc]$ vi resolv.conf

nameserver 202.96.128.68

nameserver 219.136.241.206

IV. Restart network configuration

/etc/init.d/network restart

modify the IP address

Effective immediately:

# ifconfig eth0 192.168.0.20 netmask 255.255.255.0

Activation:

Modify/etc/sysconfig/network-scripts/ifcfg-eth0

Modify default gateway

Effective immediately:

# route add default gw 192.168.0.254

Activation:

Modify/etc/sysconfig/network-scripts/ifcfg-eth0

modify the DNS

Modify/etc/resolv.conf

The modification can take effect immediately, and the activation is also effective.

Change host name

Effective immediately:

# hostname fc2

Activation Effective:

Modify/etc/sysconfig/network

At this point, the study of "How to modify IP, DNS and routing configuration under Linux operating system" is over, hoping to solve everyone's doubts. Theory and practice can better match to help you learn, go and try it! If you want to continue learning more relevant knowledge, please continue to pay attention to the website, Xiaobian will continue to strive to bring more practical articles for everyone!

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