B&B Electronics, Inc.
SPECTRE Configuration Manual
49
710-10001-02 Rev. 3.0
www.bb-elec.com
www.bb-europe.com
Fig. 37: GRE tunnel configuration
Example of the GRE Tunnel configuration:
Fig. 38: Example 9
– Network Topology for GRE Tunneling
GRE tunnel Configuration:
Configuration
A
B
Remote IP Address
10.0.0.2
10.0.0.1
Remote Subnet
192.168.2.0
192.168.1.0
Remote Subnet Mask
255.255.255.0
255.255.255.0
Table 34: Example 9 - GRE Tunnel Configuration
192.168.1.4
192.168.1.3
192.168.1.2
192.168.2.2
192.168.2.3
192.168.2.4
Router A
ppp0 10.0.0.1
eth0 192.168.1.1
Router B
ppp0 10.0.0.2
eth0 192.168.2.1
Default Gateway 192.168.1.1
Default Gateway 192.168.2.1
A
B
Switch
Switch