Industry Cellular Gateway
If the GRE server supports DMVPN Hub function, like Cisco router as the VPN concentrator, the GRE client can
active the DMVPN spoke function here since it is implemented by GRE over IPSec tunneling.
GRE Setting
Go to
Security > VPN > GRE
tab.
The GRE setting allows user to create and configure GRE tunnels.
Enable GRE
Enable GRE Window
Item
Value setting
Description
GRE Tunnel
Unchecked by default
Click the
Enable
box to enable
GRE
function.
Max. Concurrent
GRE Tunnels
Depends on Product
specification.
The specified value will limit the maximum number of simultaneous GRE tunnel
connection. The default value can be different for the purchased model.
Save
N/A
Click
Save
button to save the settings
Undo
N/A
Click
Undo
button to cancel the settings
Create/Edit GRE tunnel
When
Add/Edit
button is applied, a GRE Rule Configuration screen will appear.
258