Linux 的路由功能
时间:2007-02-16 来源:michaelgliu
Linux 的路由功能:
# route -n (查看路由表)
# route --help (help)
# route add default gw 192.168.1.1 (添加网关)
# route del default gw 192.168.1.1 (删除网关)
# route add -net 192.168.2.0 netmask 255.255.255.0 dev eth1 (添加静态路由)
(网段) (子网掩码) (本出口网卡)
开启 IP 转发:
# echo "1" >/proc/sys/net/ipv4/ip_forward (临时)
# vi /etc/sysctl.conf --> net.ipv4.ip_forward=1 (永久开启) _______
___ | | _____
|pc1|---------------|linux|-----------------|pc2|
\ / | | \ /
-------
ip:1.2 eth0 ip:1.1 ip:2.2
gw:1.1 eth1 ip:2.1 gw:2.1
# route --help (help)
# route add default gw 192.168.1.1 (添加网关)
# route del default gw 192.168.1.1 (删除网关)
# route add -net 192.168.2.0 netmask 255.255.255.0 dev eth1 (添加静态路由)
(网段) (子网掩码) (本出口网卡)
开启 IP 转发:
# echo "1" >/proc/sys/net/ipv4/ip_forward (临时)
# vi /etc/sysctl.conf --> net.ipv4.ip_forward=1 (永久开启) _______
___ | | _____
|pc1|---------------|linux|-----------------|pc2|
\ / | | \ /
-------
ip:1.2 eth0 ip:1.1 ip:2.2
gw:1.1 eth1 ip:2.1 gw:2.1
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