10.1 Service > Configuration OpenVPN ...................................................................... 67
10.1.1 Edit OpenVPN Connection ............................................................................... 67
10.1.2 Set up OpenVPN Client .................................................................................... 69
10.1.3 Set up OpenVPN Server .................................................................................. 70
10.1.4 Set up OpenVPN Custom ................................................................................. 72
10.2 Service > Configuration IPSec ............................................................................. 73
10.2.1 IPSec > General setting .................................................................................... 73
10.2.2 IPSec > Connections ........................................................................................ 74
10.2.3 IPSec > The setting of X.509 Certificates ......................................................... 76
10.2.4 IPSec > Net-to-Net Configuration ..................................................................... 77
10.3 Service > Configuration Port Forwarding ............................................................. 82
10.4 Service > Dynamic DNS ...................................................................................... 83
10.5 Service > DMZ ..................................................................................................... 85
10.6 Service > SNMP .................................................................................................. 85
10.6.1 SNMP configuration .......................................................................................... 85
10.6.2 SNMP v3 User configuration ............................................................................ 86
10.6.3 SNMP trap configuration .................................................................................. 87
10.7 Service > TR069 .................................................................................................. 88
10.8 Service > IP Filter ................................................................................................ 89
10.9 Service > MAC Filter ............................................................................................ 91
10.10 Service > URL Filter ......................................................................................... 92
10.11 Service > VRRP ............................................................................................... 93
10.12 Service > MQTT ............................................................................................... 94
10.13 Service > UPnP ............................................................................................... 96
10.14 Service > SMTP ............................................................................................... 96
10.15 Service > NAT .................................................................................................. 97
10.16 Service > IP Alias ............................................................................................. 97
10.17 Service > GRE ................................................................................................. 98
11 Management ............................................................................................................... 99
11.1 Identification ......................................................................................................... 99
11.2 Administration .................................................................................................... 100
11.3 Firmware ............................................................................................................ 100
11.4 Configuration ..................................................................................................... 100
11.5 Load Factory ...................................................................................................... 101
11.6 Restart ............................................................................................................... 101
12 Configuration Applications ................................................................................. 102
12.1 WAN Priority ...................................................................................................... 102
12.2 LAN > IPv4/IPv6 Dual Stack .............................................................................. 104
12.3 MQTT Broker ..................................................................................................... 105
12.4 Virtual COM > Remote Management ................................................................. 106
12.5 Virtual COM > Remote Alarm ............................................................................ 109
12.6 Virtual COM > Modbus RTU over TCP ............................................................... 110
12.7 Modbus Gateway ................................................................................................ 111
12.8 Alarm Configuration ............................................................................................ 111
12.9 OpenVPN Configuration ..................................................................................... 113
12.9.1 OpenVPN Server Mode ................................................................................... 113
12.9.2 OpenVPN Client Mode .................................................................................... 114
12.9.3 OpenVPN Net-to-Net ....................................................................................... 115
12.9.4 OpenVPN 1:1 NAT .......................................................................................... 118
12.9.5 OpenVPN with third-party server ..................................................................... 119
12.10 VRRP Topology .............................................................................................. 120
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