Robustel R3000 Lite User Guide - Manual (Page 62)

Robustel GoRugged R3000 Lite User Guide
RT_UG_R3000 Lite_v.1.0.0 23.12.2013 61 / 113
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Enable NAT
Tick to enable NAT Traversal for OpenVPN. This item must be enabled when
router under NAT environment.
Disable
Ping Interval Set ping interval to check if the tunnel is active. 20
Ping -Restart Restart to establish the OpenVPN tunnel if ping always timeout during this time. 120
Compression Select “LZO” to use the LZO compression library to compress the data stream. LZO
Encryption
Select from “BF-CBC”, “DES-CBC”, “DES-EDE3-CBC”, “AES128-CBC”,
“AES192-CBC” and “AES256-CBC”.
BF-CBC: Uses the BF algorithm in CBC mode and 128-bit key.
DES-CBC: Uses the DES algorithm in CBC mode and 64-bit key.
DES-EDE3-CBC: Uses the 3DES algorithm in CBC mode and 192-bit key.
AES128-CBC: Uses the AES algorithm in CBC mode and 128-bit key.
AES192-CBC: Uses the AES algorithm in CBC mode and 192-bit key.
AES256-CBC: Uses the AES algorithm in CBC mode and 256-bit key.
BF-CBC
MTU
Maximum Transmission Unit. It is the identifier of the maximum size of packet,
which is possible to transfer in a given environment.
1500
Max Frame Size Set the Max Frame Size for transmission. 1500
Verbose Level
Select the log output level which from low to high: “ERR”, “WARNING”, “NOTICE”
and “DEBUG”. The higher level will output more log information.
ERR
Expert Options
You can enter some other PPP initialization strings in this field. Each string can be
separated by a space.
Null
Subnet&Subnet
Mask@Local Route
Set the subnet and subnet Mask of local route. Null