3.4 Security ................................................................................................................... 16
3.4.1 URL Filtering ....................................................................................................... 16
3.4.2 Firewall ............................................................................................................... 16
3.4.3 Login Privilege ..................................................................................................... 17
3.5 Application .............................................................................................................. 17
3.5.1 NAT..................................................................................................................... 17
3.5.2 DMZ .................................................................................................................... 19
3.5.3 DDNS .................................................................................................................. 19
3.5.4 UPNP .................................................................................................................. 20
3.5.5 MQTT.................................................................................................................. 21
3.5.6 VPN..................................................................................................................... 21
3.5.7 Time ................................................................................................................... 22
3.6 Management ........................................................................................................... 22
3.6.1 User Management .............................................................................................. 22
3.6.3 Upgrade .............................................................................................................. 23
3.6.4 Reboot ................................................................................................................ 24
3.7 Diagnose ................................................................................................................. 24
3.7.1 Self-diagnosis ...................................................................................................... 24
Chapter 5 FAQ.............................................................................................................. 25
2LAN+1POTS+WiFi(Dual Band) Dual Mode HGU User Manual
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