Ricoh Aficio MP C5502 - Page 603

Setting Description Setting value
Authentication Key
Specify the key for the
authentication algorithm.
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
• If HMAC-SHA256-128,
set 64 digits
• If HMAC-SHA384-192,
set 96 digits
• If HMAC-SHA512-256,
set 128 digits
ASCII
• IF HMAC-MD5-96, set
16 characters
• If HMAC-SHA1-96, set
20 characters
• If HMAC-SHA256-128,
set 32 characters
• If HMAC-SHA384-192,
set 48 characters
• If HMAC-SHA512-256,
set 64 characters
Encryption Algorithm
Specify the encryption
algorithm.
• Cleartext (NULL
encryption)
•
DES
• 3DES
• AES-128
• AES-192
• AES-256
Configuring IPsec
159