Maxon MULTIMAX MA 2040, User Manual

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MULTIMAX USER GUIDE 49
3.17 Configuration -> Open VPN
This section allows users to set the Open VPN parameters.
Client
Client @ Open VPN
Item Description Default
Enable Enable OpenVPN Client, the max tunnel account is 3 Null
Disable Disable IPsec Tunnel Client. Null
Tunnel name Name the OpenVPN client.
OpenVPN_Tun
nel_0
Protocol
Select from “UDP” and “TCP Client” which depends on the
application.
UDP
Server
Address Enter the IP address or domain name of remote side OpenVPN
server.
Null
Port Enter the listening port of remote side OpenVPN server. 1194
Interface
Select from “tun” and “tap” which are two different kinds of
device interface for OpenVPN.
The difference between tun and tap device is this: a tun device
is a virtual IP point-to-point device and a tap device is a virtual
Ethernet device.
tun
Authenticati
on
Select from four different kinds of authentication ways:
“Pre-shared”, “Username/Password”, “X.509 cert” and “X.509
cert+user”.
None
Local IP Define the local IP address of OpenVPN tunnel. 10.8.0.2
Remote IP Define the remote IP address of OpenVPN tunnel. 10.8.0.1
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