1能ping通内网和外网说明网络畅通 2 能打开内网页,不知道是否用的ip地址 3 检查你的DNS设置在/etc/resolve.conf 将nameserver设为公网DNS ip地址设置 vi /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE=eth0 BOOTPROTO=static HWADDR=00:0c:29:cc:fe:bd IPV6INIT=yes ONBOOT=yes IPADDR=192.168.16.151 NETMASK=255.255.255.0 GATEWAY=192.168.16.1 DNS设置 vi /etc/resolv.conf search localdomain nameserver 202.106.195.68 nameserver 202.106.0.20 sudo /etc/init.d/network restart 重新启动网卡