Ricoh Aficio SP 5200DN Operation And Use Manual page 647

Setting
IPsec Requirement Level
Authentication Method
Phase 1 Hash Algorithm
Phase 1 Encryption Algorithm
Phase 1 Diffie-Hellman Group
Phase 1 Validity Period
Phase 2 Security Protocol
Description
Specify whether to only
transmit using IPsec, or to allow
clear text transmission when
IPsec cannot be established.
(auto setting)
Specify the method for
authenticating transmission
partners.
(auto setting)
Specify the Hash Algorithm to
be used in phase 1.
(auto setting)
Specify the encryption
algorithm to be used in phase
1.
(auto setting)
Specify the Diffie-Hellman
group number.
(auto setting)
Specify the time period for
which the SA settings in phase
1 are valid.
Specify the security protocol to
be used in Phase 2.
(auto setting)
Transmission Using IPsec
Setting Value
• Use When Possible
• Always Require
• PSK
• Certificate
If you specify "PSK", you must
then set the PSK text (using
ASCII characters).
If you are using "PSK", specify
a PSK password using up to 32
ASCII characters.
If you specify "Certificate", the
certificate for IPsec must be
installed and specified before it
can be used.
• MD5
• SHA1
• DES
• 3DES
• 1
• 2
• 14
Set in seconds from 300 sec. (5
min.) to 172800 sec. (48 hrs.).
• ESP
• AH
• ESP+AH
7
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