VRRP_MAX_INTERVAL
if (carpr_vrrp_adv_inter == 0 || carpr_vrrp_adv_inter > VRRP_MAX_INTERVAL)
errx(1, "vrrpinterval must be greater than 0 and less than %d", VRRP_MAX_INTERVAL);
if (attrs.vrrp_adv_inter > VRRP_MAX_INTERVAL)