Ricoh 500SE - Manual (Page 200)

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Communication Channel When several access points are in use, a channel is set to
each access point. Select the channel of the access point.
[Auto]
Select this if [Connection Method] is set to [Infrastructure]
and there is only one access point.
[1-13]
If [Connection Method] is set to [Infrastructure] and there are
several access points or if [Connection Method] is set to
[AdHoc], select the channel you want to use.
Cryptography Select from the following encryption methods.
[None]
No encryption is used.
[WEP]
This can be selected when [Connection Method] is set to
either [Infrastructure] or [AdHoc].
[AES]
This can be selected only when [Connection Method] is set
to [Infrastructure].
[TKIP]
This can be selected only when [Connection Method] is set
to [Infrastructure].
Network Key Enter the security key. Select a key type from [String] and
[Hex] and enter an encryption key in the box.
[String]
When [Cryptography] is set to [WEP]: Enter an encryption
key of 5 or 13 characters. Entering a 5-character string uses
40-bit encryption, and entering a 13-character string uses
128-bit encryption.
When [Cryptography] is set to [AES] or [TKIP]: Enter an
encryption key from 8 to 63 characters.
[Hex]
This can be selected only when [Cryptography] is set to
[WEP]. Enter an encryption key with 10 or 26 digits. Entering
a 10-digit string uses 40-bit encryption, and entering a 26-
digit string uses 128-bit encryption.
Authentication [Open System]
This can be selected only when [Cryptography] is set to
[None] or [WEP]. This authentication does not use WEP keys.
[Shared Key]
This can be selected only when [Cryptography] is set to
[None] or [WEP]. This authentication compares the WEP
keys of different devices.
[WPA-PSK]
This can be selected only when [Cryptography] is set to
[AES] or [TKIP].
[WPA2-PSK]
This can be selected only when [Cryptography] is set to
[AES] or [TKIP].
Item Name Description