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head/sbin/ifconfig/ifconfig.8
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| .Op Ar parameters | .Op Ar parameters | ||||
| .Nm | .Nm | ||||
| .Ar interface | .Ar interface | ||||
| .Cm destroy | .Cm destroy | ||||
| .Nm | .Nm | ||||
| .Fl a | .Fl a | ||||
| .Op Fl L | .Op Fl L | ||||
| .Op Fl d | .Op Fl d | ||||
| .Op Fl [gG] Ar groupname | |||||
| .Op Fl m | .Op Fl m | ||||
| .Op Fl u | .Op Fl u | ||||
| .Op Fl v | .Op Fl v | ||||
| .Op Ar address_family | .Op Ar address_family | ||||
| .Nm | .Nm | ||||
| .Fl l | .Fl l | ||||
| .Op Fl d | .Op Fl d | ||||
| .Op Fl u | .Op Fl u | ||||
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| Optionally, the | Optionally, the | ||||
| .Fl a | .Fl a | ||||
| flag may be used instead of an interface name. | flag may be used instead of an interface name. | ||||
| This flag instructs | This flag instructs | ||||
| .Nm | .Nm | ||||
| to display information about all interfaces in the system. | to display information about all interfaces in the system. | ||||
| The | The | ||||
| .Fl d | .Fl d | ||||
| flag limits this to interfaces that are down, and | flag limits this to interfaces that are down, | ||||
| .Fl u | .Fl u | ||||
| limits this to interfaces that are up. | limits this to interfaces that are up, | ||||
| limits this to interfaces that are up, | |||||
| .Fl g | |||||
| limits this to members of the specified group of interfaces, and | |||||
| .Fl G | |||||
| excludes members of the specified group from the list. | |||||
| Both | |||||
| .Fl g | |||||
| and | |||||
| .Fl G | |||||
| flags may be specified to apply both conditions. | |||||
| Only one option | |||||
| .Fl g | |||||
| should be specified as later override previous ones | |||||
| (same for | |||||
| .Fl G ) . | |||||
| .Sy groupname | |||||
| may contain shell patterns in which case it should be quoted. | |||||
| When no arguments are given, | When no arguments are given, | ||||
| .Fl a | .Fl a | ||||
| is implied. | is implied. | ||||
| .Pp | .Pp | ||||
| The | The | ||||
| .Fl l | .Fl l | ||||
| flag may be used to list all available interfaces on the system, with | flag may be used to list all available interfaces on the system, with | ||||
| no other additional information. | no other additional information. | ||||
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| .Dl # ifconfig gif1 destroy | .Dl # ifconfig gif1 destroy | ||||
| .Pp | .Pp | ||||
| Display available wireless networks using | Display available wireless networks using | ||||
| .Li wlan0 : | .Li wlan0 : | ||||
| .Dl # ifconfig wlan0 list scan | .Dl # ifconfig wlan0 list scan | ||||
| .Pp | .Pp | ||||
| Display inet and inet6 address subnet masks in CIDR notation | Display inet and inet6 address subnet masks in CIDR notation | ||||
| .Dl # ifconfig -f inet:cidr,inet6:cidr | .Dl # ifconfig -f inet:cidr,inet6:cidr | ||||
| .Pp | |||||
| Display interfaces that are up with the exception of loopback | |||||
| .Dl # ifconfig -a -u -G lo | |||||
| .Sh DIAGNOSTICS | .Sh DIAGNOSTICS | ||||
| Messages indicating the specified interface does not exist, the | Messages indicating the specified interface does not exist, the | ||||
| requested address is unknown, or the user is not privileged and | requested address is unknown, or the user is not privileged and | ||||
| tried to alter an interface's configuration. | tried to alter an interface's configuration. | ||||
| .Sh SEE ALSO | .Sh SEE ALSO | ||||
| .Xr netstat 1 , | .Xr netstat 1 , | ||||
| .Xr carp 4 , | .Xr carp 4 , | ||||
| .Xr gif 4 , | .Xr gif 4 , | ||||
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