Help¶

Each TX buffer will occupy smallish amount of memory.
See include/net/net_pkt.h and the sizeof(struct net_pkt)

Direct dependencies¶

NETWORKING

(Includes any dependencies from ifs and menus.)

Defaults¶

14 if NET_L2_ETHERNET
4

Kconfig definition¶

At <Zephyr>/subsys/net/ip/Kconfig:625

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:34 → <Zephyr>/subsys/Kconfig:39 → <Zephyr>/subsys/net/Kconfig:87

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

config NET_PKT_TX_COUNT
    int "How many packet sends can be pending at the same time"
    default 14 if NET_L2_ETHERNET
    default 4
    depends on NETWORKING
    help
      Each TX buffer will occupy smallish amount of memory.
      See include/net/net_pkt.h and the sizeof(struct net_pkt)

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)