Constant esp_idf_svc::sys::pbuf_layer_PBUF_LINK
source ยท pub const pbuf_layer_PBUF_LINK: u32 = 14; // 14u32
Expand description
Includes spare room for link layer header (ethernet header). Use this if you intend to pass the pbuf to functions like ethernet_output(). @see PBUF_LINK_HLEN