ZyXEL Communications 2WG - Manual (Page 147)

ZyWALL 2WG Support Notes
All contents copyright (c) 2006 ZyXEL Communications Corporation.
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8. To edit your IPSec rule, click VPNs -> AutoKey IKE, and then press New button to edit your IPSec
rules.
9. Give a name for your VPN, for example “ToZyWALL IPSec”. On Remote Gateway, choose
Predefined option and select ToZyWALL rule. Then, press Advanced button to edit the advanced
settings.
10. On Security Level settings, choose User Defined option, and choose nopfs-esp-des-sha rule on
Phase 2 Proposal. The nopfs-esp-des-sha means no PFS, ESP Protocol, Encryption Algorithm to
DES and Authentication Algorithm to SHA1.