.TH IFCFG 8 "September 24 2009" "iproute2" "Linux" .SH NAME ifcfg \- simplistic script which replaces ifconfig IP management .SH SYNOPSIS .ad l .in +8 .ti -8 .B ifcfg .RI "[ " DEVICE " ] [ " command " ] " ADDRESS " [ " PEER " ] " .sp .SH DESCRIPTION This manual page documents briefly the .B ifcfg command. .PP This is a simplistic script replacing one option of .B ifconfig , namely, IP address management. It not only adds addresses, but also carries out Duplicate Address Detection RFC-DHCP, sends unsolicited ARP to update the caches of other hosts sharing the interface, adds some control routes and restarts Router Discovery when it is necessary. .SH IFCONFIG - COMMAND SYNTAX .SS .TP .B DEVICE - it may have alias, suffix, separated by colon. .TP .B command - add, delete or stop. .TP .B ADDRESS - optionally followed by prefix length. .TP .B peer - optional peer address for pointpoint interfaces. .SH NOTES This script is not suitable for use with IPv6. .SH SEE ALSO .RB "IP Command reference " ip-cref.ps