WiFi MAC ieee802_11_mac IEEE802.11 import ieee802_11 ieee802_11.mac($src_mac, $dst_mac, $bss_mac) SRC MAC src_mac [0x23, 0x23, 0x23, 0x23, 0x23, 0x23] int_vector DST MAC dst_mac [0x42, 0x42, 0x42, 0x42, 0x42, 0x42] int_vector BSS MAC bss_mac [0xff, 0xff, 0xff, 0xff, 0xff, 0xff] int_vector len($src_mac) == 6 len($dst_mac) == 6 len($bss_mac) == 6 all([x >= 0 and 255 >= x for x in $src_mac]) all([x >= 0 and 255 >= x for x in $dst_mac]) all([x >= 0 and 255 >= x for x in $bss_mac]) app in message 1 phy in message 1 app out message 1 phy out message 1