amigos tengo un problema he tratado de hackear un router huawei HG531s V1 mac F4:9F:F3:xx:xx:xx pero no he podido me sale siepmre un error

• Switching wlan0 to channel 11
• Waiting for beacon from 74:31:70:18:BC:9A
• Associated with 74:31:70:18:BC:9A (ESSID: glimglim)
• Trying pin 12345670
• Sending EAPOL START request
• Received identity request
• Sending identity response
• Received identity request
• Sending identity response
• Received M1 message
• Sending M2 message
• Received M1 message
• Received M1 message
• Received M1 message
• Received WSC NACK
• Sending WSC NACK
[!] WPS transaction failed (code: 0x04), re-trying last pin

• Trying pin 12345670
• Sending EAPOL START request
• Received identity request
• Sending identity response
• Received identity request
• Sending identity response
• Received M1 message
• Sending M2 message
• Received M1 message
• Received M1 message
• Received M1 message
• Received WSC NACK
• Sending WSC NACK

alguien que me pueda ayudar?