Ricoh SP C250DN Operating Instructions Manual page 126

5. Configuring the Machine Using Web Image Monitor
Item
Key Perfect Forward
Secrecy
IKE Settings
Item
IKE Version
Encryption Algorithm
Authentication
Algorithm
IKE Life Time
IKE Diffie-Hellman
Group
Pre-Shared Key
Key Perfect Forward
Secrecy
124
Select whether to enable or disable PFS (Perfect Forward Secrecy).
Displays the IKE version.
Specify the encryption algorithm from the following:
[DES], [3DES], [AES-128], [AES-192], [AES-256]
Specify the authentication algorithm from the following:
[MD5], [SHA1]
Specify the life time of the ISAKMP SA as a time period. Enter a number of
seconds.
Select the IKE Diffie-Hellman Group to be used in the generation of the IKE
encryption key from the following:
[DH1], [DH2]
Specify the PSK (Pre-Shared Key) to be used for authentication of a
communicating device. Can contain up to 32 characters.
Select whether to enable or disable PFS (Perfect Forward Secrecy).
Description
Description