code>pass out quick inet proto udp to 224.0.0.0/4 no state allow-opts
pass out quick inet proto igmp to 224.0.0.0/4 no state allow-opts
pass in quick inet proto udp to 224.0.0.0/4 no state # Allow receive multicast
pass in quick inet proto igmp to 224.0.0.0/4 no state allow-opts
</code>
===== IPv6 =====
* ра
====== SSDP announcer for UPnP/DLNA ======
- a program for announcing the network UPnP/DLNA devices.\\
Announcements are sent using IPv4 and IPv6 on the special multicast address.\\
SSDP announcer allows you announce on your LAN any UPnP / D