extraits des parties spécifiques a DHCP:

interfaces {
    ethernet eth1 {
        description ONT
        duplex auto
        speed auto
        vif 832 {
            address dhcp
            description "Internet Orange DHCP"
            dhcp-options {
                client-option "send dhcp-client-identifier 1:00:37:b7:xx:xx:xx;" /* MAC Livebox */
                client-option "send vendor-class-identifier "sagem";"
                client-option "send user-class "+FSVDSL_livebox.Internet.softathome.Livebox3";"
                client-option "send rfc3118-authentication 00:00:00:00:00:00:00:00:00:00:00:66:74:69:xx:xx:xx:xx:xx:xx:xx:xx;" /* fti/.... */
                client-option "request subnet-mask, routers, domain-name-servers, domain-name, broadcast-address, dhcp-lease-time, dhcp-renewal-time, dhcp-rebinding-time, option-119, option-90, option-120;"
                default-route update
                default-route-distance 210
                name-server update
            }
            dhcpv6-options {
                /* todo: comment envoyer en DHCPv6-pd :
                client-option "send vendor-class-identifier "sagem";"
                client-option "send user-class "+FSVDSL_livebox.Internet.softathome.Livebox3";"
                client-option "send rfc3118-authentication 00:00:00:00:00:00:00:00:00:00:00:66:74:69:xx:xx:xx:xx:xx:xx:xx:xx;"
                */

                parameters-only
            }
            dhcpv6-pd {
                /* DUID-LL + MAC livebox*/
                duid 00:03:00:01:00:37:b7:xx:xx:xx
                pd 1 {
                    interface eth0 {
                        service slaac
                    }
                    prefix-length /64
                }
                prefix-only
                rapid-commit disable
            }
            /* todo: ne sert plus ?*/
            egress-qos "0:0 1:1 2:2 3:3 4:4 5:5 6:6 7:7"
            firewall {
                in {
                    name WAN_LOCAL
                }
            }
            traffic-policy {
            }
        }
        vif 838 {
            bridge-group {
                bridge br0
            }
            description "VLAN TV VOD"
            disable
            egress-qos "0:4 1:4 2:4 3:4 4:4 5:4 6:4 7:4"
        }
        vif 840 {
            bridge-group {
                bridge br0
            }
            description "VLAN TV Canal 1 - Zap"
            disable
            egress-qos "0:5 1:5 2:5 3:5 4:5 5:5 6:5 7:5"
        }
    }
    ethernet eth2 {
        address 192.168.1.3/24
        description "default Orange LAN / SOS access"
        duplex auto
        speed auto
    }
    loopback lo {
    }
}
/* todo TV */
protocols {
    igmp-proxy {
        disable-quickleave
        interface br0 {
            alt-subnet 0.0.0.0/0
            role upstream
            threshold 1
        }
        interface eth0 {
            alt-subnet 0.0.0.0/0
            role downstream
            threshold 1
        }
        interface eth2 {
            alt-subnet 0.0.0.0/0
            role downstream
            threshold 1
        }
    }
}
service {
    dhcp-server {
        disabled false
        hostfile-update disable
        shared-network-name LOCAL_NETWORK {
            authoritative enable
            subnet 192.168.1.0/24 {
                default-router 192.168.1.1
                dns-server 192.168.1.1
                lease 86400
                start 192.168.1.30 {
                    stop 192.168.1.150
                }
            }
        }
    }
    nat {
        rule 5010 {
            description "Masquerading outgoing connections"
            log disable
            outbound-interface eth1.832
            type masquerade
        }
    /* todo TV */
    upnp2 {
        listen-on eth0
        listen-on eth2
        nat-pmp enable
        secure-mode disable
        wan eth1.832
    }
}