.\" Copyright (c) 1985 Regents of the University of California.
.\" All rights reserved. The Berkeley software License Agreement
.\" specifies the terms and conditions for redistribution.
.\" @(#)arp.8 6.1 (Berkeley) %G%
arp \- address resolution display and control
program displays and modifies the Internet-to-Ethernet address translation
tables used by the address resolution protocol (
With no flags, the program displays the current ARP entry for
flag, the program displays all of the current ARP entries by reading the table
(default /dev/kmem) based on the kernel file
flag, a super-user may delete an entry for the host called
flag is given to create an ARP entry for the host called
with the Ethernet address
The Ethernet address is given as six hex bytes separated by colons.
The entry will be permanent unless the word
is given, the entry will be "published", e.g., this system will
respond to ARP requests for
even though the hostname is not its own.
to be read and multiple entries to be set in the ARP tables. Entries
in the file should be of the form
with argument meanings as given above.