defif Method

Commands Reference, Volume 2

defif Method

Purpose

Defines a network interface in the configuration database.

Syntax

defif [ -c Class -s Subclass ] -t Type

Description

The defif method defines the specified instance of a network interface. It only defines interfaces for currently configured adapters. To define the specified instance, the defif method does the following:

Creates a customized interface instance in the configuration database.
Derives the logical name of the interface instance.
Retrieves the predefined attributes.
Updates the Customized Dependency object class to reflect dependencies of the defined interface instance.
Sets the status flag of the interface instance to defined.

Flags

-c Class

Specifies the interface class to be defined. The valid value is if.

-s Subclass

Specifies the subclass of interface to be defined. Valid values are:

TR	Token-ring
EN	Ethernet
SL	Slip
XT	X.25
LO	Loopback

-t Type

Specifies the type of interface to be defined. Valid values are:

tr	Token-ring
en	Ethernet
sl	Slip
ie3	IEEE 802.3 Ethernet
lo	Loopback
xt	X.25

Examples

To define a token-ring network interface instance, enter the method in the following format:

defif -t tr

Related Information

The mkdev command.

The odm_run_method subroutine.

TCP/IP Network Interfaces in AIX Version 4.3 System Management Guide: Communications and Networks.

Object Data Manager (ODM) Overview for Programmers in General Programming Concepts.

Writing a Device Method in Kernel Extensions and Device Support Programming Concepts.