Gre Tuooel - Teltonika RUT240 User Manual

8.4.3 GRE Tunnel
GRE (Geoeric Routog Eocapsulatoo RFC2784) is a solutoo for tuooeliog RFC1812 private address-space traafc
over ao iotermediate TCP/IP oetwork such as the Ioteroet. GRE tuooeliog does oot use eocryptoo it simply eocapsulates
data aod seods it over the WAN.
Io the example oetwork diagram two distaot oetworks LAN1 aod LAN2 are coooected.
To create GRE tuooel the user must koow the followiog parameters:
1. Source aod destoatoo IP addresses.
2. Tuooel local IP address
3. Distaot oetwork IP address aod Suboet mask.
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