Geneko GWR-I series, User Manual

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USER MANUAL GWR-I Cellular Router Series
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GRE Tunnel configuration between two GWR-I Routers
GRE tunnel is a type of a VPN tunnel, but it isn't a secure tunneling method. Simple network with
two GWR-I Routers is illustrated on the diagram below ( Figure 52 ). Idea is to create GRE tunnel for LAN to
LAN (site to site) connectivity.
Figure 52 - GRE tunnel between two GWR-I Routers
The GWR-I Routers requirements:
•
Static IP WAN address for tunnel source and tunnel destination address;
•
Source tunnel address should have static WAN IP address;
•
Destination tunnel address should have static WAN IP address;
GSM/UMTS APN Type: For GSM/UMTS networks GWR-I Router connections may require a Custom
APN. A Custom APN allows for various IP addressing options, particularly static IP addresses, which are
needed for most VPN connections. A custom APN should also support mobile terminated data that may be
required in most site-to-site VPNs.
The GWR-I Router 1 configuration:
•
Click Network Tab, to open the LAN NETWORK screen. Use this screen to configure LAN TCP/IP
settings. Configure IP address and Netmask.
- IP Address: 192.168.4.1
-
Subnet Mask: 255.255.255.0
- Press Save to accept the changes.
Figure 53 - Network configuration page for GWR-I Router 1
•
Use SIM card with a static IP address, obtained from Mobile Operator. (Note the default gateway
may show, or change to, an address such as 10.0.0.1; this is normal as it is the GSM/UMTS