setifaddr(8c)
NAME
setifaddr − set network interface address
SYNTAX
/etc/setifaddr interface address
DESCRIPTION
The setifaddr command assigns a network address to a network interface. It must be used at boot time to define the network address of each interface present on a machine. It may also be used at a later time to redefine an interface’s address. The interface parameter is a string of the form “name unit”, e.g. “en0”, while the address is either a host name present in the host name data base, hosts(,), or a DARPA Internet address expressed in the Internet standard “dot notation”.
DIAGNOSTICS
Messages indicating the specified interface does not exit, the requested address is unknown.