網卡設定
- 啟動網卡:ifconfig eth0 up
- 啟動網卡(2):ifup eth0
- 關閉網卡:ifconfig eth0 down
- 關閉網卡(2):ifdown eth0
- 設定MTU:ifconfig eth0 1500
IPv4
- 開啟forward功能:echo 1 > /proc/sys/net/ipv4/ip_forward
- 設定網卡IP:ifconfig eth0 192.168.0.1/24
- 增加網卡IP:ip -4 addr add 192.168.0.2/24 dev eth0
- 刪除網卡IP:ip -4 addr del 192.168.0.2/24 dev eth0
- 透過DHCP取得IP:dhclient eth0
- 釋放DHCP IP:dhclient -r eth0
- 清除網卡IP:ip -4 addr flush dev eth0
- 新增路由:route add -net 192.168.0.0/24 gw 192.168.0.1 dev eth0
- 刪除路由:route del -net 192.168.0.0/24 gw 192.168.0.1 dev eth0
- 新增預設路由:route add default gw 192.168.0.1 dev eth0
IPv6
- 關閉IPv6:echo 1 > /proc/sys/net/ipv6/conf/all/disable_ipv6
- 開啟forward功能:echo 0 > /proc/sys/net/ipv6/disable_forward
- 新增網卡IP:ip -6 addr add 2001::1234 dev eth0
- 新增網卡IP(2):ifconfig eth0 inet6 add 2001::1234/64
- 清除網卡IP:ip -6 addr flush dev eth0
- 新增路由:ip -6 route add 2345::/64 via fe80::1234 dev eth0
- 刪除路由:ip -6 route del 2345::/64 via fe80::1234 dev eth0
- 新增預設路由:ip -6 route add default via fe80::1234 dev eth0
- 清除所有路由:ip -6 route flush dev eth0
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