Draytek 2900 User Manual
Page 38
Vigor2900 Series User’s Guide
32
LAN. SSID can be any text numbers or various special
characters.
Channel
The channel of frequency of the wireless LAN. The default
channel is 6. You may switch channel if the selected
channel is under serious interference.
Hide SSID
Check it to prevent from wireless sniffing and make it
harder for unauthorized clients or STAs to join your
wireless LAN. Depending on the wireless utility, the user
may only see the information except SSID or just cannot
see any thing about Vigor wireless router while site
surveying.
Long Preamble
This option is to define the length of the sync field in a
802.11 packet. Most modern wireless network uses short
preamble with 56 bit sync filed instead of long preamble
with 128 bit sync field. However, some original 11b
wireless network devices only support long preamble.
Check it to use Long Preamble if needed to communicate
with this kind of devices.