Draytek 2750 manual 192

Default Key	All wireless devices must support the same WEP
	encryption bit size and have the same key.
Key1-Key4	Four keys can be entered here, but only one key can be
	selected at a time. The format of WEP Key is restricted to
	5 ASCII characters or 10 hexadecimal values in 64-bit
	encryption level, or restricted to 13 ASCII characters or 26
	hexadecimal values in 128-bit encryption level. The
	allowed content is the ASCII characters from 33(!) to
	126(~) except '#' and ',' .
Authentication Mode	Choose OPEN or SHARED as the authentication mode.
	OPEN: Set wireless to authentication open mode.
	SHARED: Set wireless to authentication shared mode.

zWPA-PSK

Accepts only WPA clients and the encryption key should be entered in PSK. The WPA encrypts each frame transmitted from the radio using the key, which either PSK (Pre-Shared Key) entered manually in this field below or automatically negotiated via 802.1x authentication.

WPA Mode Select WPA, WPA2 or Auto as the type.

192 Vigor2750 Series User’s Guide