:orphan:

.. title:: CONFIG_NET_BUF_DATA_SIZE

.. kconfig:: CONFIG_NET_BUF_DATA_SIZE

CONFIG_NET_BUF_DATA_SIZE
########################

*Size of each network data fragment*

Type: ``int``

Help
====

.. code-block:: none

    This value tells what is the fixed size of each network buffer.

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

\ :kconfig:`NET_BUF_FIXED_DATA_SIZE <CONFIG_NET_BUF_FIXED_DATA_SIZE>` && \ :kconfig:`NETWORKING <CONFIG_NETWORKING>`

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

Default
=======

- 128

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



At ``<Zephyr Subsystem>/net/ip/Kconfig:672``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:44`` → ``<Zephyr Subsystem>/Kconfig:39`` → ``<Zephyr Subsystem>/net/Kconfig:87``

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

.. code-block:: kconfig

    config NET_BUF_DATA_SIZE
    	int "Size of each network data fragment"
    	default 128
    	depends on NET_BUF_FIXED_DATA_SIZE && NETWORKING
    	help
    	  This value tells what is the fixed size of each network buffer.

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