Site To Site Ipsec Vpn - ZyXEL Communications ISG50-ISDN Application Note

Site to site IPsec VPN

Goal to achieve:
Build up the IPSec VPN tunnel between two ISGs located in the main office and the remote office.
Condition:
ISG as a multisite VPN & VoIP connectivity hub
ISG50-1 (Main Office):
WAN IP: 59.124.163.156
LAN IP: 10.5.5.1
Local subnet: 10.5.5.0/24
IPsec VPN
Phase 1:
Pre-Shared Key: 11111111
Negotiation mode: Main
Encryption Algorithm: DES
Authentication Algorithm: MD5
Key Group: DH1
ISG50-2 (Remote Office):
WAN IP: 59.124.163.147
LAN IP: 192.168.2.1
Local subnet: 192.168.2.0/24
Phase 2:
Active Protocol: ESP
Encapsulation Mode: Tunnel
Encryption Algorithm: DES
Authentication Algorithm: SHA1
Perfect Forward Secrecy (PFS): None
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