ZyXEL Communications ZYWALL USG 1000 Support Notes page 37

ZyWALL USG 1000 Support Notes
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11) In Security Level settings, choose the option User Defined 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. Check the VPN
Monitor check box so that you can monitor your VPN tunnels. Then, press Return button
and OK button on next page to save the settings.
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