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Robustel R3000 LG User Guide
RT_UG_R3000 LG_v.1.0.4 19 Jul., 2018 70/133
3.16
Network > IP Passthrough
Click
Network > IP Passthrough > IP Passthrough
to enable or disable the IP Pass-through option.
If gateway enables the IP Pass-through, the terminal device (such as PC) will enable the DHCP Client mode and
connect to LAN port of the gateway; and after the gateway dial up successfully, the PC will automatically obtain the IP
address and DNS server address which assigned by ISP.
3.17
VPN > IPsec
This section allows you to set the IPsec and the related parameters. Internet Protocol Security (IPsec) is a protocol
suite for secure Internet Protocol (IP) communications that works by authenticating and encrypting each IP packet of
a communication session.
General
General Settings @ General
Item
Description
Default
Enable NAT Traversal
Click the toggle button to enable/disable the NAT Traversal function. This
option must be enabled when gateway under NAT environment.
ON
Keepalive
Set the keepalive time, measured in seconds. The gateway will send
packets to NAT server every keepalive time to avoid record remove from
the NAT list.
60
Debug Enable
Click the toggle button to enable/disable this option. Enable for IPsec VPN
information output to the debug port.
OFF