Set network connectivity in Linux (Classic Edition)

Linux network connectivity (Classic Edition) 1 modify ipgatewaynetmask and other parameters # eth0 for the corresponding Nic # vim/etc/sysconfig/network-scripts/ifcfg-eth0DEVICE & quot; eth0 & quot; HWADDRONBOOTyesBOOTPROTOstatic # set network connectivity for BOOTPROTOdhc Linux (Classic Edition) 1 modify ip gateway netmask and other parameters # eth0 for the corresponding Nic # vim/etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE = "eth0" HWADDR = "" ONBOOT = "yes" BOOTPROTO = static # BOOTPROTO = dhcp NETADDR = 192.168.0.185 NETMASK = 255.255.255. GATEWAY = 192.168.0.1 # This If dns is set, you do not need to modify the resolv. conf file below. it is best to use this file to configure dns. resolv. conf is often inexplicably modified by other programs. DNS1 = 202.117.112.3 DNS2 = 61.134.1.4 change the configuration file and restart #/etc/init. d/network restart check whether the IP settings take effect, and whether the LAN is interconnected to ping the dns system used by 192.168.0.1 2 # vim/etc/resolv. conf nameserver 202.117.112.3 nameserver 61.134.1.4 but this file is easy to be modified by other programs, so it is best to make changes in the ifcfg-eth0 file, this is post. Check whether the domain name server is valid # dig www.baidu.com 3 so far, you can already access the internet. if you want to further set your own host name, see the following. # Vim/etc/sysconfig/network NETWORKING = yes HOSTNAME = hongchangfirst. zhang # vim/etc/hosts 192.168.0.190 hongchangfirst. zhang: ping your host name first. # ping-c 3 hongchangfist. if zhang can ping, the configuration is correct and reboot is supported. In addition, the ports of various services in the system are configured in the/etc/services file.