CONFIG_NET_BUF_TX_COUNT

How many network buffers are allocated for sending data

Type: int

Help

Each data buffer will occupy CONFIG_NET_BUF_DATA_SIZE + smallish header (sizeof(struct net_buf)) amount of data.

Direct dependencies

NETWORKING

(Includes any dependencies from if’s and menus.)

Defaults

Kconfig definition

At subsys/net/ip/Kconfig:436

Included via Kconfig:10Kconfig.zephyr:39subsys/Kconfig:24subsys/net/Kconfig:82

Menu path: (top menu) → Networking → Link layer and IP networking support → IP stack

config NET_BUF_TX_COUNT
    int
    prompt "How many network buffers are allocated for sending data" if NETWORKING
    default 36 if NET_L2_ETHERNET && NETWORKING
    default 16 if NETWORKING
    depends on NETWORKING
    help
      Each data buffer will occupy CONFIG_NET_BUF_DATA_SIZE + smallish
      header (sizeof(struct net_buf)) amount of data.

(Definitions include propagated dependencies, including from if’s and menus.)