inetutils-ifconfig (1) Linux Manual Page

GNU Network Utilities

NAME

ifconfig – configure network interfaces

SYNOPSIS

ifconfig [option … ] name [addr ] [broadcast brdaddr ] [{ pointopoint | dstaddr } dstaddr ] [netmask mask ] [{ ether | hwaddr | lladdr } macaddr ] [metric n ] [mtu n ] [txqueuelen n ] [up | down ] [flags ]

DESCRIPTION

Configure network interfaces.

Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.

Known flags are: allmulti , arp , automedia , broadcast , debug , dynamic , master multicast , pointopoint , portsel , promisc , slave , trailers , up Prepending no to any of these flags will negate their effect.

OPTIONS

-a , -all

Display all available interfaces.

-A , -address addr

Set the interface address to addr

-B , -broadcast addr

-b , -brdaddr addr

Set the broadcast address to addr

-d , -dstaddr addr

-p , -peer addr

Set the destination (peer) address to addr

–up

Activate the interface (default if address is given).

–down

Shut the interface down.

-F , -flags flag , [flag … ]

Set the interface flags.

-i , -interface name

Configure the network interface name

-l , -list

List the available or selected interfaces.

-m , -netmask mask

Set the netmask to mask

–metric n

Set the interface metric to n

-M , -mtu n

Set the interface MTU to n

–format format

Select the output format; set to help for information.

-s , -short

Short output format.

-v , -verbose

Output information when configuring the interface.

-? , -help

Give this help list.

–usage

Give a short usage message.

-V , -version

Print program version.

Linux-specific options:

-T , -txqlen n

Set the transmit queue length to n

Index