:orphan:

.. title:: choice: Default Network Interface

.. _choice_420:

.. describe:: choice: Default Network Interface

*Default Network Interface*

Type: ``bool``

Help
====

If system has multiple interfaces enabled, then user shall be able
to choose default interface. Otherwise first interface will be the
default interface.

Direct dependencies
===================

\ :option:`NETWORKING <CONFIG_NETWORKING>`

*(Includes any dependencies from ifs and menus.)*

Default
=======

- \ :option:`NET_DEFAULT_IF_FIRST <CONFIG_NET_DEFAULT_IF_FIRST>`

Choice options
==============

- \ :option:`NET_DEFAULT_IF_FIRST <CONFIG_NET_DEFAULT_IF_FIRST>`
- \ :option:`NET_DEFAULT_IF_ETHERNET <CONFIG_NET_DEFAULT_IF_ETHERNET>`
- \ :option:`NET_DEFAULT_IF_BLUETOOTH <CONFIG_NET_DEFAULT_IF_BLUETOOTH>`
- \ :option:`NET_DEFAULT_IF_IEEE802154 <CONFIG_NET_DEFAULT_IF_IEEE802154>`
- \ :option:`NET_DEFAULT_IF_OFFLOAD <CONFIG_NET_DEFAULT_IF_OFFLOAD>`
- \ :option:`NET_DEFAULT_IF_DUMMY <CONFIG_NET_DEFAULT_IF_DUMMY>`
- \ :option:`NET_DEFAULT_IF_CANBUS <CONFIG_NET_DEFAULT_IF_CANBUS>`
- \ :option:`NET_DEFAULT_IF_CANBUS_RAW <CONFIG_NET_DEFAULT_IF_CANBUS_RAW>`
- \ :option:`NET_DEFAULT_IF_PPP <CONFIG_NET_DEFAULT_IF_PPP>`

Kconfig definition
==================

.. highlight:: kconfig

At ``subsys/net/ip/Kconfig:681``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:34`` → ``subsys/Kconfig:37`` → ``subsys/net/Kconfig:87``

Menu path: (Top) → Sub Systems and OS Services → Networking → Link layer and IP networking support → IP stack

.. parsed-literal::

    choice
    	bool "Default Network Interface"
    	default \ :option:`NET_DEFAULT_IF_FIRST <CONFIG_NET_DEFAULT_IF_FIRST>`
    	depends on \ :option:`NETWORKING <CONFIG_NETWORKING>`
    	help
    	  If system has multiple interfaces enabled, then user shall be able
    	  to choose default interface. Otherwise first interface will be the
    	  default interface.

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*