This indicates the key type in the 802.1X EAPOL_Key packet.
userLoginTxKeyTypeNone(1) This means the key type is not set yet.
userLoginTxKeyTypeDot11Key(2) This selects the 802.11 key type.
userLoginTxKeyTypeRsaRC4Key(3) This selects the RC4 key for RSA RC4
session encryption.