Created
January 12, 2012 14:48
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先说下假设的两个网络环境
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先说下假设的两个网络环境: | |
dhcp 网段:192.168.10.0/24 | |
固定ip 网段:192.168.20.0/24 网关:192.168.20.254 DNS:192.168.20.254和202.100.64.68 指定ip:192.168.20.2 | |
在修改 /etc 下conf前先来用命令 ficonfig route ping 来配置临时的网络参数做测试 | |
假设配置这样的两网卡 eth0 dhcp / eth1 指定固定ip上网 | |
#ifconfig eth0 up | |
#dhcpcd eth0 | |
#ifconfig eth0 //查看eth0运行情况 | |
#ifconfig eth1 192.168.20.2 netmask 255.255.255.0 up | |
#ifconfig eth1 //查看eth1运行情况 | |
#route add default gw 192.168.20.254 | |
#route //查看route表 | |
#ping -c 192.168.20.254 //看是否可以ping通网关 | |
//看是否可以ping通www.g.cn的ip 203.208.37.104 ,如通就表示可以连接Intelnet了 | |
#ping -c 5 203.208.37.104 | |
//再添加dns地址来解析玉米 | |
#>>/etc/resolv.conf echo nameserver 192.168.20.254 | |
#>>/etc/resolv.conf echo nameserver 202.100.64.68 | |
//看是否可以ping通www.g.cn,如通就表示可以解析dns了 | |
#ping -c 5 www.g.cn | |
如以上都通了就可以通过修改 /etc/resolv.conf 和 /etc/rc.conf 两文件来配置网络了,修改参考下面的几个例子,注意红色的字段 | |
Quotation | |
1.单网卡、dhcp | |
vi /etc/rc.conf 编辑NETWORKING段 | |
#NETWORKING | |
HOSTNAME="myhost" | |
lo="lo 127.0.0.1" | |
eth0="dhcp" | |
INTERFACES=(lo eth0) | |
gateway="default gw 192.168.0.1" | |
ROUTES=(!gateway) | |
2.单网卡、固定ip | |
vi /etc/rc.conf 编辑NETWORKING段 | |
#NETWORKING | |
HOSTNAME="myhost" | |
lo="lo 127.0.0.1" | |
eth0="eth0 192.168.20.2 netmask 255.255.255.0 broadcast 192.168.20.255" | |
INTERFACES=(lo eth0) | |
gateway="default gw 192.168.0.1" | |
ROUTES=(!gateway) | |
3.双网卡、一DHCP一固定ip | |
vi /etc/rc.conf 编辑NETWORKING段 | |
#NETWORKING | |
HOSTNAME="myhost" | |
lo="lo 127.0.0.1" | |
eth0="dhcp" | |
eth1="eth0 192.168.20.2 netmask 255.255.255.0 broadcast 192.168.20.255" | |
INTERFACES=(lo eth0 eth1) | |
gateway="default gw 192.168.0.1" | |
ROUTES=(!gateway) | |
4.双网卡、一DHCP一固定ip,用固定ip上网 | |
vi /etc/rc.conf 编辑NETWORKING段 | |
#NETWORKING | |
HOSTNAME="myhost" | |
lo="lo 127.0.0.1" | |
eth0="dhcp" | |
eth1="eth0 192.168.20.2 netmask 255.255.255.0 broadcast 192.168.20.255" | |
INTERFACES=(lo eth0 eth1) | |
gateway="default gw 192.168.20.254" | |
ROUTES=(gateway) | |
vi /etc/resolv.conf 添加下面两行 | |
nameserver 192.168.20.254 | |
nameserver 202.100.64.68 |
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