ZyXEL Communications ISG50-ISDN Application Note page 72

USG (Home Office):
Add a VPN gateway rule.
To configure the VPN gateway rule, user needs to fill in:
- VPN gateway name
- Gateway address: My Address (USG's IP) and Peer Gateway Address (ISG50's IP)
- Authentication setting
-Shared Key
ID Type setting (Local and Peer side)
- Phase-1 setting
Negotiation mode
Encryption algorithm
Authentication algorithm
Key Group
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