Robustel R1510 User Guide
RT_UG_R1510_v.1.0.1 Dec. 31, 2019 91/140
General Settings @ OpenVPN
Set the maximum number of clients allowed to access the OpenVPN
server.
Set keepalive (ping) interval to check if the tunnel is active.
Set the keepalive timeout. Trigger OpenVPN restart after n seconds pass
without reception of a ping or other packet from remote.
Set the maximum transmission unit.
Set the maximum frame length.
Enter the private key password under the “X509CA” and “X509CA
Password” authentication type.
Click the toggle button to enable/disable this option. Enable to
compress the data stream of the header.
Click the toggle button to enable/disable the default gateway function.
After being enabled, the local tunnel address is pushed as the default
gateway of the peer device.
Click the toggle button to enable/disable the NAT option. When
enabled, the source IP address of host behind router will be disguised
before accessing the remote OpenVPN client.
Click the toggle button to enable/disable receiving DNS push. After
being enabled, it is allowed to receive DNS information pushed by the
peer.
Select the level of the output log and values from 0 to 11.
0: No output except fatal errors
1~4: Normal usage range
5: Output R and W characters to the console for each packet read
and write
6~11: Debug info range
Advanced Settings @ OpenVPN
Click the toggle button to enable/disable this option. Add an additional
layer of HMAC authentication on top of the TLS control channel to
protect against DoS attacks.
Click the toggle button to enable/disable the PKCS#12 certificate. It is an
exchange of digital certificate encryption standard, used to describe
personal identity information.
Click the toggle button to enable/disable nsCertType. Require that peer
certificate was signed with an explicit nsCertType designation of
"server".
Click the toggle button to enable/disable the Crl. Once enabled, the
client certificate can be revoked.
Click the toggle button to enable/disable this option. When enabled,
clients can communicate with each other.