CentOS 6
Linux防火墙
service iptables status (功能描述:查看防火墙状态)
chkconfig iptables –list (功能描述:查看防火墙开机启动状态)
service iptables stop (功能描述:临时关闭防火墙)
chkconfig iptables off (功能描述:关闭防火墙开机启动)
chkconfig iptables on (功能描述:开启防火墙开机启动)
Centos7
Linux防火墙
# vi /etc/sysconfig/selinux
将设置改为禁用:SELINUX=disabled,如图:
# systemctl stop firewalld.service(关闭防火墙)
# systemctl disable firewalld.service(防火墙开机禁用)
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CentOS6
)Linux网络配置
# vi /etc/udev/rules.d/70-persistent-net.rules
复制ATTR{address}=="00:0c:29:e1:bc:79"引号中的值到ifcfg-etho0中
# vi /etc/sysconfig/network-scripts/ifcfg-eth0
配置如下:
DEVICE=eth0 HWADDR=00:0C:29:E1:BC:79 TYPE=Ethernet UUID=a6713a48-ce04-4bb5-9e4d-8f929976196c ONBOOT=yes NM_CONTROLLED=yes BOOTPROTO=static IPADDR=192.168.122.10 GATEWAY=192.168.122.2 NETMASK=255.255.255.0 DNS1=114.215.126.16 DNS2=192.168.122.2
CentOS7
)Linux网络配置
# vi /etc/sysconfig/network-scripts/ifcfg-eno16777736
TYPE="Ethernet" BOOTPROTO="static" DEFROUTE="yes" IPV4_FAILURE_FATAL="no" IPV6INIT="yes" IPV6_AUTOCONF="yes" IPV6_DEFROUTE="yes" IPV6_FAILURE_FATAL="no" NAME="eno16777736" UUID="43d220b2-1f75-4811-8a4b-2cf798f36b46" DEVICE="eno16777736" ONBOOT="yes" DNS1="192.168.122.2" DNS2="202.102.227.68" IPADDR=192.168.122.200 PREFIX=24 GATEWAY=192.168.122.2 IPV6_PEERDNS=yes IPV6_PEERROUTES=yes NETMASK=255.255.255.0