Aficio C6055 Operating Instructions Manual page 219

Setting
SPI (Input)
Security Protocol
Authentication Algorithm
Authentication Key
Encryption Algorithm
Description
Specify the same value as your
transmission partner's SPI
output value.
To use encryption and
authentication data, specify
EPS.
To use authentication data
only, specify AH.
Specify the authentication
algorithm.
Specify the key for the
authentication algorithm.
Specify the encryption
algorithm.
Transmission Using IPsec
Setting Value
Any number between 256 and
4095
• EPS
• AH
• HMAC-MD5-96
• HMAC-SHA1-96
Specify a value within the
ranges shown below,
according to the encryption
algorithm.
hexadecimal value
0-9, a-f, A-F
• If HMAC-MD5-96, set
32 digits
• If HMAC-SHA1-96, set
40 digits
ASCII
• IF HMAC-MD5-96, set
16 characters
• If HMAC-SHA1-96, set
20 characters
• Cleartext (NULL
encryption)
• DES
• 3DES
• AES-128
• AES-192
• AES-256
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