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SONICWALL SONICOS STANDARD 3.0 ADMINISTRATOR’S GUIDE
209
Configuring GroupVPN Policy on the SonicWALL
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Click on the Proposals tab.
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In the IKE (Phase 1) Proposal section, select the following settings:
Group 2 from the DH Group menu.
3DES from the Encryption menu.
SHA1 from the Authentication menu.
Leave the default setting, 28800, in the Life Time (seconds) field. This setting forces the tunnel to
renegotiate and exchange keys every 8 hours.
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In the IPSec (Phase 2) Proposal section, select the following settings:
ESP from the Protocol menu.
3DES from the Encryption menu.
MD5 from the Authentication menu.
Select Enable Perfect Forward Secrecy if you want an additional Diffie-Hellman key exchange
as an added layer of security. Then select Group 2 from the DH Group menu.
Leave the default setting, 28800, in the Life Time (seconds) field. This setting forces the tunnel to
renegotiate and exchange keys every 8 hours.