Ifconfig

內容表格

1. 列出所有網路介面
2. 增加另外的 IP Address
3. 取消另外的 IP Address

ifconfig 控制網路介面卡的相關指令

列出所有網路介面

# ifconfig

gem0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        options=8<VLAN_MTU>
        inet 192.168.1.120 netmask 0xffffff00 broadcast 192.168.1.255
        ether 00:02:11:90:03:9c
        media: Ethernet autoselect (100baseTX <full-duplex>)
        status: active
fwe0: flags=108802<BROADCAST,SIMPLEX,MULTICAST,NEEDSGIANT> mtu 1500
        options=8<VLAN_MTU>
        ether 02:02:11:90:03:9c
        ch 1 dma -1
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
        inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
        inet6 ::1 prefixlen 128
        inet 127.0.0.1 netmask 0xff000000

增加另外的 IP Address

# ifconfig em1 inet 192.168.0.10 alias
# ifconfig

gem0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        options=8<VLAN_MTU>
        inet 192.168.1.120 netmask 0xffffff00 broadcast 192.168.1.255
        inet 192.168.1.100 netmask 0xffffff00 broadcast 192.168.1.255
        ether 00:02:11:90:03:9c
        media: Ethernet autoselect (100baseTX <full-duplex>)
        status: active

取消另外的 IP Address

# ifconfig gem0 inet 192.168.1.100 -alias
# ifconfig

gem0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        options=8<VLAN_MTU>
        inet 192.168.1.120 netmask 0xffffff00 broadcast 192.168.1.255
        ether 00:02:11:90:03:9c
        media: Ethernet autoselect (100baseTX <full-duplex>)
        status: active

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