The mode used for the key exchange protocol is displayed. The machine supports the main mode, not the
Select [Pre-Shared Key Method] or [Digital Signature Method] for the method used when authenticating the
machine. You need to enable SSL for the Remote UI before selecting [Pre-Shared Key Method] (
SSL Encrypted Communication for the Remote UI(P. 235) ). You need to generate or install a key pair
before selecting [Digital Signature Method] (
Certificates(P. 253) ).
Specify how long a session lasts for IKE SA (ISAKMP SA). Enter the time in minutes.
Select an algorithm from the drop-down list. Each algorithm is used in the key exchange.
Using a pre-shared key for authentication
Click the [Pre-Shared Key Method] radio button for [Authentication Method] and then click [Shared Key
Enter up to 24 alphanumeric characters for the pre-shared key and click [OK].
Specify the [Valid for] and [Authentication]/[Encryption]/[DH Group] settings.
Configuring Settings for Key Pairs and Digital
Select the hash algorithm.
Select the encryption algorithm.
Select the Diffie-Hellman group, which determines the key strength.