I make this video to help people who are struggling with wireless configuration. I use a cisco 851 wireless router to show you how you can configure the Dot11Radio0 interface. Below are all the commands you need to get wireless connectivity on your router. Interface Dot11Radio0 no ip address ! encryption vlan 1 mode ciphers tkip ! ssid [name] vlan 1 authentication open authentication key-management wpa guest-mode wpa-psk ascii 0 [password] interface Dot11Radio0.1 encapsulation dot1Q 1 native bridge-group 1 Interface Vlan1 no ip address bridge-group 1 interface BVI1 ip address [address number] ip nat inside