Draytek Vigor2820 Series User Manual page 166

Profile Name
Enable this profile
VPN Dial-Out Through Use the drop down menu to choose a proper WAN interface for
Vigor2820 Series User's Guide
Specify a name for the profile of the LAN-to-LAN connection.
Check here to activate this profile.
this profile. This setting is useful for dial-out only.
WAN1 First - While connecting, the router will use WAN1 as the
first channel for VPN connection. If WAN1 fails, the router will
use another WAN interface instead.
WAN1 Only - While connecting, the router will use WAN1 as the
only channel for VPN connection.
WAN2 First - While connecting, the router will use WAN2 as the
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