static uint64_t send_router_advert(struct interface *iface, const struct in6_addr *from)
{
time_t now = odhcpd_time();
- int mtu = odhcpd_get_interface_config(iface->ifname, "mtu");
+ uint32_t mtu = iface->ra_mtu;
int hlim = odhcpd_get_interface_config(iface->ifname, "hop_limit");
+ if (mtu == 0)
+ mtu = odhcpd_get_interface_config(iface->ifname, "mtu");
+
if (mtu < 1280)
mtu = 1280;