The latest development version of this page may be more current than this released 1.14.1 version.
CONFIG_NET_ARP_TABLE_SIZE

Number of entries in ARP table.

Type: int

Help

Each entry in the ARP table consumes 22 bytes of memory.

Direct dependencies

NET_ARP && NET_L2_ETHERNET && NETWORKING

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

Defaults

Kconfig definition

At subsys/net/l2/ethernet/Kconfig:51

Included via Kconfig:10 → Kconfig.zephyr:39 → subsys/Kconfig:24 → subsys/net/Kconfig:80 → subsys/net/l2/Kconfig:72

Menu path: (top menu) → Networking → Link layer options → Enable Ethernet support

config NET_ARP_TABLE_SIZE
    int
    prompt "Number of entries in ARP table." if NET_ARP && NET_L2_ETHERNET && NETWORKING
    default 2 if NET_ARP && NET_L2_ETHERNET && NETWORKING
    depends on NET_ARP && NET_L2_ETHERNET && NETWORKING
    help
      Each entry in the ARP table consumes 22 bytes of memory.

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