/* Everything in this section with the one exception are defaults */
firewall {
    all-ping enable
    broadcast-ping disable
    ipv6-name WANv6_IN {
        default-action drop
        description "WAN inbound traffic forwarded to LAN"
        enable-default-log
        rule 10 {
            action accept
            description "Allow established/related sessions"
            state {
                established enable
                related enable
            }
        }
        rule 20 {
            action drop
            description "Drop invalid state"
            state {
                invalid enable
            }
        }
        /* This is the one thing that was added, but I'm not sure it's necessary... */
        rule 30 {
            action accept
            description "Allow ICMPv6"
            log disable
            protocol icmpv6
        }
    }
    ipv6-name WANv6_LOCAL {
        default-action drop
        description "WAN inbound traffic to the router"
        enable-default-log
        rule 10 {
            action accept
            description "Allow established/related sessions"
            state {
                established enable
                related enable
            }
        }
        rule 20 {
            action drop
            description "Drop invalid state"
            state {
                invalid enable
            }
        }
        rule 30 {
            action accept
            description "Allow IPv6 icmp"
            protocol ipv6-icmp
        }
        rule 40 {
            action accept
            description "allow dhcpv6"
            destination {
                port 546
            }
            protocol udp
            source {
                port 547
            }
        }
    }
    ipv6-receive-redirects disable
    ipv6-src-route disable
    ip-src-route disable
    log-martians enable
    name WAN_IN {
        default-action drop
        description "WAN to internal"
        rule 10 {
            action accept
            description "Allow established/related"
            state {
                established enable
                related enable
            }
        }
        rule 20 {
            action drop
            description "Drop invalid state"
            state {
                invalid enable
            }
        }
    }
    name WAN_LOCAL {
        default-action drop
        description "WAN to router"
        rule 10 {
            action accept
            description "Allow established/related"
            state {
                established enable
                related enable
            }
        }
        rule 20 {
            action drop
            description "Drop invalid state"
            state {
                invalid enable
            }
        }
    }
    receive-redirects disable
    send-redirects enable
    source-validation disable
    syn-cookies enable
}
interfaces {
    ethernet eth0 {
        description "Google Fiber Jack"
        duplex auto
        poe {
            /* Power the Fiber jack */
            output 48v
        }
        speed auto
        /* Most of this section is relevant */
        vif 2 {
            address dhcp
            description Internet
            dhcpv6-pd {
                /* Go over the DNS options even though they're not required... */
                no-dns
                pd 0 {
                    interface eth1 {
                        /* Relevant option */
                        host-address ::1
                        /* Go over the DNS options even though they're not required... */
                        no-dns
                        /* Relevant options */
                        prefix-id :0
                        service slaac
                    }
                    interface switch0 {
                        /* Relevant option */
                        host-address ::1
                        /* Go over the DNS options even though they're not required... */
                        no-dns
                        /* Relevant options */
                        prefix-id :1
                        service slaac
                    }
                    /* Google Fiber specific */
                    prefix-length /56
                }
                /* This is debateable and seems to work either way, cover the discussion */
                rapid-commit enable
            }
            /* This is worth going over */
            egress-qos 0:3
            firewall {
                in {
                    ipv6-name WANv6_IN
                    name WAN_IN
                }
                local {
                    ipv6-name WANv6_LOCAL
                    name WAN_LOCAL
                }
            }
        }
    }
    ethernet eth1 {
        /* Person specific */
        address 10.186.208.1/24
        description DMZ
        duplex auto
        ipv6 {
            /* Set automatically */
            dup-addr-detect-transmits 1
            router-advert {
                /* Set automatically */
                cur-hop-limit 64
                link-mtu 0
                managed-flag false
                max-interval 600
                /* Good to go over but not relevant */
                name-server 2606:4700:4700::1111
                name-server 2606:4700:4700::1001
                other-config-flag false
                /* Needs to be set, without it it will be missing from the dhcpv6-pd config, but only if name servers are set */
                prefix ::/64 {
                    autonomous-flag true
                    on-link-flag true
                    /* Will get set automatically */
                    valid-lifetime 2592000
                }
                /* Will get set automatically */
                reachable-time 0
                retrans-timer 0
                send-advert true
            }
        }
        poe {
            output off
        }
        speed auto
    }
    ethernet eth2 {
        description "LAN"
        duplex auto
        poe {
            output off
        }
        speed auto
    }
    ethernet eth3 {
        description "LAN"
        duplex auto
        poe {
            output off
        }
        speed auto
    }
    ethernet eth4 {
        description "LAN"
        duplex auto
        poe {
            output off
        }
        speed auto
    }
    loopback lo {
    }
    switch switch0 {
        /* Person specific */
        address 10.202.254.1/24
        description "LAN"
        ipv6 {
            /* Set automatically */
            dup-addr-detect-transmits 1
            router-advert {
                /* Set automatically */
                cur-hop-limit 64
                link-mtu 0
                managed-flag false
                max-interval 600
                /* Good to go over but not relevant */
                name-server 2606:4700:4700::1111
                name-server 2606:4700:4700::1001
                /* Will get set automatically */
                other-config-flag false
                /* Needs to be set, without it it will be missing from the dhcpv6-pd config, but only if name servers are set */
                prefix ::/64 {
                    autonomous-flag true
                    on-link-flag true
                    /* Will get set automatically */
                    valid-lifetime 2592000
                }
                /* Will get set automatically */
                reachable-time 0
                retrans-timer 0
                send-advert true
            }
        }
        mtu 1500
        switch-port {
            interface eth2 {
            }
            interface eth3 {
            }
            interface eth4 {
            }
            vlan-aware disable
        }
    }
}
service {
    dhcp-server {
        disabled false
        hostfile-update disable
        shared-network-name LAN {
            authoritative enable
            /* Person specific */
            subnet 10.186.208.0/24 {
                /* Person specific */
                default-router 10.186.208.1
                /* Good to go over but not relevant */
                dns-server 1.1.1.1
                dns-server 1.0.0.1
                /* Irrelevant */
                domain-name example.tld
                lease 86400
                /* Person specific */
                start 10.186.208.38 {
                    stop 10.186.208.243
                }
            }
        }
        shared-network-name DMZ {
            authoritative enable
            /* Person specific */
            subnet 10.202.254.0/24 {
                /* Person specific */
                default-router 10.202.254.1
                /* Good to go over but not relevant */
                dns-server 1.1.1.1
                dns-server 1.0.0.1
                /* Irrelevant */
                domain-name example.tld
                lease 86400
                /* Person specific */
                start 10.202.254.38 {
                    stop 10.202.254.243
                }
            }
        }
        use-dnsmasq disable
    }
    gui {
        http-port 80
        https-port 443
        /* Good practice, but not relevant to Fiber */
        older-ciphers disable
    }
    nat {
        rule 5010 {
            description "masquerade for WAN"
            /* Relevant to Fiber config (vif 2) */
            outbound-interface eth0.2
            type masquerade
        }
    }
    /* Defaults */
    ssh {
        port 22
        protocol-version v2
    }
    /* Next two services are unrelated to Fiber config */
    ubnt-discover {
        disable
    }
    /* Need to go over the security trade offs here... */
    upnp2 {
        acl {
            rule 10 {
                action deny
                local-port 0-1024
                subnet 0.0.0.0/0
            }
            rule 20 {
                action deny
                external-port 0-1024,1080,5432,8000,8080,8081,8088,8443,8888,9100,9200
                subnet 0.0.0.0/0
            }
            rule 30 {
                action deny
                local-port 0-1024,1080,5432,8000,8080,8081,8088,8443,8888,9100,9200
                subnet 0.0.0.0/0
            }
            rule 40 {
                action allow
                subnet 10.202.254.0/24
            }
            rule 100 {
                action deny
                subnet 0.0.0.0/0
            }
        }
        listen-on switch0
        nat-pmp disable
        secure-mode enable
        wan eth0.2
    }
}
system {
    /* These next two lines are not relevant to the Fiber config */
    domain-name example.tld
    host-name ubnt-router.example.tld
    /* These will always be user specific */
    login {
        user admin {
            authentication {
                encrypted-password ****************
                plaintext-password ****************
            }
            full-name "Admin User"
            level admin
        }
    }
    /* While these are not relevant to Google Fiber config it is good to go over */
    name-server 1.1.1.1
    name-server 1.0.0.1
    name-server 2606:4700:4700::1111
    name-server 2606:4700:4700::1001
    /* Defaults */
    ntp {
        server 0.ubnt.pool.ntp.org {
        }
        server 1.ubnt.pool.ntp.org {
        }
        server 2.ubnt.pool.ntp.org {
        }
        server 3.ubnt.pool.ntp.org {
        }
    }
    offload {
        /* This is not available on the EdgeRouter PoE */
        hwnat disable
        /* These are all worth discussing */
        ipsec enable
        ipv4 {
            forwarding enable
            vlan enable
        }
        ipv6 {
            forwarding enable
            vlan enable
        }
    }
    syslog {
        global {
            facility all {
                level notice
            }
        }
        /* Irrelevant to Fiber config */
        host 2605:a601:4049:c100:afdb:e15f:c174:5f71 {
            facility all {
                level info
            }
        }
    }
    /* Irrelevant to Fiber config */
    time-zone UTC
    /* Irrelevant to Fiber config */
    traffic-analysis {
        dpi disable
        export enable
    }
}