impressora sem fio não imprime; ubuntu 16.04

Question

Eu tenho um HP Envy 5530 que funciona bem em USB, mas não está recebendo um endereço IP do meu servidor dhcp local no ubuntu 16.04

# cat /etc/dhcp/dhcpd.conf

ddns-update-style none;
option domain-name "myFQDN";
option domain-name-servers 10.1.1.1, 8.8.4.4, 50.23.197.95;
default-lease-time 86400;
max-lease-time 604800;

authoritative;
log-facility local7;

group {
    host yellow {
        hardware ethernet c8:3a:35:da:42:72;
        fixed-address 10.1.1.1;
    }

    host blue {
        hardware ethernet 00:23:ae:89:5e:61;
        fixed-address 10.1.1.2;
    }

}

group {
    host wyellow {
        hardware ethernet f0:7d:68:c1:b4:13;
        fixed-address 10.1.2.1;
    }

    host wblue {
        hardware ethernet 20:e8:17:02:02:3a;
        fixed-address 10.1.2.2;
    }

    host Printer_Envy5530 {
        hardware ethernet 5c:b9:01:69:4a:1c;
        fixed-address 10.1.2.3;
    }
}

subnet 10.1.1.0 netmask 255.255.255.0 {
        option domain-name-servers 10.1.1.1;
        option time-offset -28800;
        max-lease-time 7200;
        default-lease-time 7200;
        range 10.1.1.20 10.1.1.250;
        option subnet-mask 255.255.255.0;
        option broadcast-address 10.1.1.255;
        option routers 10.1.1.1;
}

subnet 10.1.2.0 netmask 255.255.255.0 {
        option domain-name-servers 10.1.1.1;
        option time-offset -28800;
        max-lease-time 7200;
        default-lease-time 7200;
        range 10.1.2.20 10.1.2.250;
        option subnet-mask 255.255.255.0;
        option broadcast-address 10.1.2.255;
        option routers 10.1.2.1;
}

Obrigado antecipadamente!