Ifconfig Configure the Network interface tool introduction;
Ifconfig is a tool used to view, configure, enable, or disable network interfaces, which is extremely common. For example, we can use this tool to temporarily configure the network card IP address, mask, broadcast address, Gateway and so on. It can also be written to a file (such as/etc/rc.d/rc.local),
ArticleDirectory
External Virtual Network
Internal virtual network and private virtual network
Set global MAC address
Networks in virtual machines
Virtual LAN (VLAN)
Summary
In recent years, the hottest It term is virtualization, cloud computing, with the release of Hyper-v2.0, server virtualization once again approached our side, i
Network management
Configuring IP often uses this configuration file, first we define the path as an aliasTwo frequently used commands:[Email protected] ~]# cd/etc/sysconfig/network-scripts/[[email protected] ~]# Vim/etc/sysconfig/network-scripts/ifcfg-eth0 "Then edit the con
Managing the vswitch configuration file is still very important for users, but many users still do not pay much attention to it. This is very dangerous and their networks will also have security risks. The configuration file is the core of Cisco network devices. The configuration file is like the Registry file of the o
The configuration of a vswitch has always been mysterious, not only for general users, but also for the vast majority of network administrators. It is also an important and basic indicator for measuring the level of network management. This is mainly due to two reasons: first, the switches configured by the vast majority of enterprises are non-
machine is like two computers connected to the same hub. Understanding the network technology is equivalent to adding a virtual switch on the front end of the host, and then sharing the switch with the host and all virtual machines.If you want to use VMware to create a new virtual server within the LAN, to provide network services for LAN users, you should choose bridging mode.1.1.
CatalogueErrors and solutions in a network configurationIntroduction to the three modes of network configuration under two VMware 1. Bridging mode (bridged) 2. Network address conversion Mode (NAT) 3. Host-only mode (host-only)Errors and solutions in a network configurationE
UbuntuVmware Virtual Machine network configuration (1)
Ubuntu vmwarevm network configuration (1)
I have encountered a problem that Ubuntu virtual machines cannot connect to the internet many times. Basically, every time I use the Baidu configuration process on the internet,
Network configuration commands in Linux
The network structure in Linux is very complex, but the basic user space network configuration is not very difficult. If your Linux system still does not have a network or the connection to
The default network service in Red Hat Enterprise Linux 7 and CentOS 7 is provided by NetworkManager, which is the daemon for dynamic control and configuration of the network, which is used to keep current network devices and connections in working condition while also supporting traditional ifcfg types of
connection's point of failure than the ping command, which is slower than the ping commandnslookup command: Test DNS domain name resolutionsuch as:# nslookup yangshufan.blog.51cto.comSet Network Address ParametersIn Linux, manually modifying the network configuration consists of two basic methodsTemporary configuration
First, Linux basic network configuration
1. Use the ifconfig command to view network interface information
ETH: The name of the first network card
Lo:loopback abbreviation, "Loopback" network interface
To view basic network ad
saveDevice=eth0 #对应第一张网卡Type=ethernetOnboot=yes #是否启动时运行Nm_controlled=yesBootproto=static #使用静态IP instead of assigning IP by DHCPDefroute=yesIpv4_failure_fatal=yesIpv6init=noName= "System eth0" #名称hwaddr=00:50:56:94:04:3c #必须对应etho是的MAC地址 (/etc/udev/rules.d/70-persistent-net.rules)Peerdns=yesPeerroutes=yesipaddr=192.168.1.40 #指定本机IP地址netmask=255.255.255.0 #指定子网掩码gateway=192.168.1.1 #指定网关4. Modify DNS[Email protected] ~]# vim/etc/resolv.confOpen the file, modify the following and saveNameServer
The software configuration of a router is much more complicated than that of its hardware. What is different from that of other network access devices is that it is not only complicated in the hardware structure, it also integrates a wealth of software systems. A vro has its own independent and powerful software operating system, and its functions are quite complex and powerful, because it has to face vario
1. to create a Linux server, the network configuration file of the fedora system should first understand the meaning of the configuration file related to network services in the Linux environment and how to configure security. In Linux, TCP/IP networks are configured through several text files. you may need to edit the
operating system and from network traffic in the external network.Although Hyper-V allows you to configure complex virtual network environments, the basic concept of a virtual network is simple. For a simple virtual network configuration, it is recommended that you configur
After the network administrator has spent a few days building up the enterprise network, if for some reason (such as large-scale power failure and the enterprise does not use UPS and other equipment ), the configurations stored in the flash memory will be lost. If the network administrator does not back up the configuration
For the seemingly simple network configuration problems of linux experts, it may not be easy to say why, so it is not surprising that too many beginners remain out of the door,Here, the old boy teacher spent some time summing up the summary of this document, which is not perfect yet. You are welcome to add and exchange ideas. Thank you!Directory:1) configure and modify the host name hostname2) Nic
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