WS-431E 4G Router
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Figure 66 OpenVPN Enable Settings Interface
< Description >
Device: TUN (routing mode) or TAP (bridge mode) can be selected;
Channel protocol: UDP or TCP;
Port: the listening port of OpenVPN client;
VPN server address: IP/ domain name of OpenVPN server;
Interface: wan_4G, wan_wired and automatic can be selected according to different
networking modes;
CA certificate: CA certificate common to both server and client;
CRT public certificate: client certificate;
Client private key: the key of the client;
TLS authentication key: the authentication key of the secure transport layer;
Encryption algorithms: None, Blowfish-128, DES-128, 3DES-192, AES-128, AES-192, AES-256.
Hash algorithm: none, SHA1, SHA256, SHA512, MD5. Encryption and hash algorithms must
be consistent with the VPN server.
Use LZO Compression: Enable or disable the use of LZO compression for transmitting data.
NAT Settings: This function is turned on by default. When the content needs to
communicate with the outside, replace the internal address with the public address. If this
item is turned off, the network address translation function cannot be realized;
Enable Keepalive: enabled by default and configured as keepalive 10 120 by default. This
setting should correspond to the VPN server;
MTU setting: set the MTU value of the channel, which is 1500 by default. This setting should
correspond to the VPN server; Enable Ping function: after setting the address of ping
detection, vpn can be reconnected under abnormal disconnection;
OpenVPN connection is successful: after successfully connecting with the VPN server, enter
the VPN--VPN state to check the connection status.
Note:
Before the client connects with the server, CA certificate, client certificate, client key and
TLS authentication key need to be provided by the server.
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