Setting Description Setting Value
IPsec Requirement Level
Specify whether to only
transmit using IPsec, or to allow
cleartext transmission when
IPsec cannot be established.
(auto setting)
• Use When Possible
• Always Require
Authentication Method
Specify the method for
authenticating transmission
partners.
(auto setting)
• PSK
• Certificate
If you specify PSK, you must
then set the PSK text (using
ASCII characters).
If you specify Certificate, the
certificate for IPsec must be
installed and specified before it
can be used.
PSK Text
Specify the pre-shared key for
PSK authentication.
Enter the pre-shared key
required for PSK
authentication.
Phase 1
HASH Algorithm
Specify the HASH algorithm to
be used in phase 1.
(auto setting)
• MD5
• SHA1
Phase 1
Encryption Algorithm
Specify the encryption
algorithm to be used in phase
1.
(auto setting)
• DES
• 3DES
Phase 1
Diffie-Hellman Group
Select the Diffie-Hellman group
number used for IKE encryption
key generation.
(auto setting)
• 1
• 2
• 14
Phase 1
Validity Period
Specify the time period for
which the SA settings in phase
1 are valid.
Set in seconds from 300 sec. (5
min.) to 172800 sec. (48 hrs.).
5. Enhanced Network Security
220
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