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n PPTP: A Virtual Private Network (VPN) protocol that uses a TCP control channel and a Generic
Routing Encapsulation (GRE) tunnel to encapsulate PPP packets. Default Gateway, Server IP
Address and login credential are required to input.
n L2TP: A layer 2 Virtual Private Network (VPN) protocol that uses encryption for its own control
messages. Default Gateway, Server IP Address and login credential are required to input.
n IP Passthrough: IP Passthrough deactivates the functionality of the CPE and assigns the cellular
WAN address straight to any of your desired devices connected to the CPE.