OPNsense adalah proyek firewall berbasis open source berbasis FreeBSD OPNsense. Berikut adalah tutorial untuk mengkonfigurasi HAProxy di OPNsense. 1. Konfigurasi Firewall untuk HAProxy Buat 2 IP Forward pada konfigurasi firewall Firewall > NAT > Port Forward > + New Rule Interface : LAN TCP/IP Ver : IPv4 Protocol : TCP Source : any Destination port range : From - HTTP , to - HTTP Redirect target IP : #IPADDRESSOPNSENSE Redirect target port : HTTP SAVE Interface : LAN TCP/IP Ver : IPv4 Protocol : TCP Source : any Destination port range : From - HTTPS , to - HTTPS Redirect target IP : #IPADDRESSOPNSENSE Redirect target port : HTTP SAVE Buat Rule Floating Firewall > Rules Floating > + New Rule Action : Pass Interface : LAN Direction : in TCP/IP ver : IPv4 Protocol : TCP Source : any Destination : Lan Address Destination port range : From - HTTP , to - HTTP Action : Pass Interface : LAN Direction : in TCP/IP ver : IPv4 Protocol : TCP Source : any Destination : Lan Address Destination port range : From - HTTPS , to - HTTPS 2.