NAME¶

ifconfig - configure network interfaces

SYNOPSIS¶

ifconfig [ OPTION...]

DESCRIPTION¶

NAME [ADDR] [broadcast BRDADDR] [pointopoint|dstaddr DSTADDR]

[netmask MASK] [metric N] [mtu N] [txqueuelen N] [up|down] [FLAGS]

Configure network interfaces.

-a, --all

display all available interfaces

-A, --address=ADDR

set interface address to ADDR

-B, -b, --broadcast=ADDR, --brdaddr= ADDR

set broadcast address to ADDR

-d, -p, --dstaddr=ADDR, --peer= ADDR

set destination (peer) address to ADDR

--down

shut the interface down

--format=FORMAT

select output format (or set back to default)

-i, --interface=NAME

configure network interface NAME

-m, --netmask=MASK

set netmask to MASK

--metric=N

set metric of interface to N

-M, --mtu=N

set mtu of interface to N

-s, --short

short output format

--up

activate the interface (default if address is given)

-v, --verbose

output information when configuring interface

Linux-specific options

-T, --txqlen=N

set transmit queue length to N

-?, --help

give this help list

--usage

give a short usage message

-V, --version

print program version

Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options. Known flags are: allmulti, automedia, debug, loopback, multicast, portsel, running, trailers, up

AUTHOR¶

Written by Marcus Brinkmann.

REPORTING BUGS¶

Report bugs to <bug-inetutils@gnu.org>.

COPYRIGHT¶

Copyright © 2011 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

SEE ALSO¶

The full documentation for ifconfig is maintained as a Texinfo manual. If the info and ifconfig programs are properly installed at your site, the command

info ifconfig

should give you access to the complete manual.