EnGenius ERB9250, User Manual

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ESSID Selection: This broadband router support multiple ESSID, you could
select and set up the wanted ESSID.
Broadcast ESSID: If you enabled “Broadcast ESSID”, every wireless station
located within the coverage of this AP can discover this AP easily. If you are
building a public wireless network, enabling this feature is recommended.
Disabling “Broadcast ESSID” can provide better security.
WMM: Wi-Fi MultiMedia if enabled supports QoS for experiencing better audio,
video and voice in applications.
Encryption: When you choose to disable encryption, it is very insecure to
operate ERB9250.
8.4.1. WEP Encryption
When you select 64-bit or 128-bit WEP key, you have to enter WEP keys to
encrypt data. You can generate the key by yourself and enter it. You can enter
four WEP keys and select one of them as a default key. Then AP can receive
any packet encrypted by one of the four keys.
Authentication Type: There are two authentication types: "Open System" and
"Shared Key". Both AP and wireless client must be configured with the same
authentication type.