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-eth0 and modify the IP
[Aeolus @ db1 network-Scripts] $ VI ifcfg-eth0
Device = eth0 device name
Onboot = yes whether the NIC is activated when the computer is started
Bootproto = static method for obtaining IP addresses,
Ipaddr = 192.168.2.111 IP Address
Netmask = 255.255.255.0
= 12.168.1.2 # If you set the method for obtaining the IP address from the NIC to static, This field specifies the IP address of the NIC.IPV6INIT = noIPV6_AUTOCONF = noNETMASK = 255.255.255.0 # network mask corresponding to the network adapterNETWORK = 192.168.1.0 # NETWORK
I always forget the location of these configuration files and mark them for easy access.1. Modify the IP addressModify the configuration file of the corresponding Nic IP Address# Vi/etc/sysconfig/network-scripts/ifcfg-eth0Modify the following contentDEVICE = eth0 # describe the DEVICE alias for the NIC, for example, it is eth0 in the ifcfg-eth0 FileBOOTPROTO = st
: System: UbuntuServer11.10IP address: 192.168.21.168 subnet mask: 255.255.255.0 Gateway: 192.168.21.2DNS: 8.8.8.88.8.4.4 operation: 1. Set IP address, Gateway nano/
Note:
The system i
1th Step: Open your computer's browser, in the address bar to enter your router IP address, if your router has not set the IP address, the general default is 192.168.1.1 this address, i
The example of this article describes the approach of PHP for IP address mask operation. Share to everyone for your reference, specific as follows:
IP Resolution:
function Ip_parse ($ip _str) {
$mark _len =;
if (Strpos ($ip
Note: System: debian6.0.4IP address: 192.168.21.166 subnet mask: 255.255.255.0 Gateway: 192.168.21.2DNS: 8.8.8.88.8.4.4 operation: System O M reminder: qihang01 original content copyright, reprinted, please indicate the source and original article links 1. set the IP
Gateway settings
Modify File: Vi/etc/sysconfig/networkModify ContentNetworking=yes #表示系统是否使用网络, generally set to Yes. If set to no, the network cannot be used, and many system services programs will fail to startHostname=localhost.localdomain #设置本机的主机名, the host name set here corresponds to the hostname set in/etc/hostsgateway=192.168.1.253 #ip网关地址, according to your actual situation set
Note:
1 in the
1.1. Set the IP address, gateway, and DNSRHEL7 inside the network card naming method from the eth0,1,2 way into the enoxxxxx format. En stands for enthernet (Ethernet), O stands for onboard (built-in), and that number is automatically generated by an index number of the motherboard to ensure its uniqueness. Compared with the original naming method, this new way i
This technique is very useful for friends who often use laptops for business trips, such as in another environment, such as the customer's company, you always need to change the network to someone else's intranet address, gateway, DNS, and so on. Write a batch processing file, and then change it to the next one. It's faster than the mouse operation.
Form: http://blog.csdn.net/zmxjModify the
address "lan" gateway = 192.168.1.1 gwmetric = 1
Netsh interface ip set dns "lan" static 202.96.209.6 primary
And save the name as "bat. Double-click it to run the command. In this case, run the IPConfig command or open the local connection of the network neighbor. It is found that the relevant attributes have been changed.Note:The first line indicates that the
Search a day, unexpectedly did not find a suitable code to obtain the machine all the network card IP, mask and broadcast address, most of the socket is used, but the socket is usually returned to the intranet address, or the public network address, can not find all addresse
temporarily modify IP address, gateway, hostname, DNS, effective immediately, no restart (after restart)1. Modify Host Name#hostname Slyar2. Modify the IP address (eth0 is the NIC name)#ifconfig eth0 192.168.1.5 netmask 255.255.255.03. Modify the
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