Netmask: netmask allowed by OPENVPN server
Bridge (TAP):
DHCP-Proxy mode: enable or disable DHCP-Proxy mode
Pool start IP: pool start IP of the client allowed by OPENVPN server
Pool end IP: pool end IP of the client allowed by OPENVPN server
Gateway: the gateway of the client allowed by OPENVPN server
Netmask: netmask of the client allowed by OPENVPN server
Block DHCP across the tunnel: filter (drop) DHCP packets in the tunnel
Now back to common settings.
Port: listen port of OPENVPN server
Tunnel Protocol: UCP or TCP of OPENVPN tunnel protocol
Note: for maximum security and speed, choose UDP. For a reduction in
security, TCP provides better reliability for low traffic links.
Encryption Cipher: Blowfish CBC,AES-128 CBC,AES-192 CBC,AES-256
CBC,AES-512 CBC