Robustel GoRugged R2000 Dual User Guide
RT_UG_R2000 Dual_v.1.0.5 25 April, 2017 72/116
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3.16 VPN > GRE
This section allows users to set the OpenVPN and the related parameters.
Click to add tunnel settings. (The maximum number of the tunnel is three.)
Show the index of the tunnel.
Enable GRE tunnel. GRE (Generic Routing Encapsulation) is a protocol that
encapsulates packets in order to route other protocols over IP networks.
Enter some simple words about the GRE Tunnel.
Set remote IP Address of the virtual GRE tunnel.
Set local IP Address of the virtual GRE tunnel.
Set remote IP Address of the virtual GRE tunnel.
All the traffics of R2000 Dual Router will go through the GRE VPN.
Tick to enable NAT for GRE. The source IP address of host Behind R2000 Dual
will be disguised before accessing the remote GRE server.