interface ens19
{
    AdvSendAdvert on;
    AdvManagedFlag off;
    AdvOtherConfigFlag off;

    prefix fdXX:XXXX:XXXX::/64
    {
        AdvOnLink on;
        AdvAutonomous on;
        AdvRouterAddr on;
    };
    route ::/0
    {
        AdvRoutePreference high;
        AdvRouteLifeTime 3600;
    };

    RDNSS 2001:4860:4860::8888
    {
        AdvRDNSSLifetime 1800;
    };
};