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Figure 149 Configuration > VPN > IPSec VPN > VPN Gateway > Gateway Settings
Set up the WAN Trunk (ZyWALL/USG_HQ)
Go to CONFIGURATION > Interface > Trunk > User Configuration > Add. Select
wan1 and wan2 into the trunk Member and set wan2 Mode to be Passive.
Figure 150 CONFIGURATION > Interface > Trunk > User Configuration > Add
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