
Industrial Cellular VPN Router NR600 Series
User Manual
Page 76 / 90
4.7.3 GRE
Generic Routing Encapsulation (GRE) is a protocol that encapsulates packets in order to route
other protocols over IP networks. It’s a tunneling technology that provides a channel through
which encapsulated data message could be transmitted and encapsulation and decapsulation
could be realized at both ends.
VPN->GRE->Status
•
Enable
Displays current GRE settings is enable or disable.
•
Description
Displays the description of current VPN channel.
•
Mode
Displays the current VPN mode.
•
Status
Displays the current VPN connection status.