Draytek Vigor2910 Series Guide de l'utilisateur télécharger pdf (Page 132)

Vigor2910 Series User’s Guide

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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 an

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.

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Draytek Vigor2910 Series Guide de l'utilisateur Page 132