My friend David asked me to help him tackle a problem with his network. He used a Unifi Security Gateway PRO 4 from Ubiquiti Networks but still wanted to run some Post IPTV STBs on his network. The solution took us some hours spread over several days, but finally the IPTV streams work fine.
Our solution
We ended up using the LAN 2 interface as the IPTV upstream port, it turns out that the Unifi Cloud configuration doesn’t allow a static IP and a PPPoE session on the same interface. Also the built-in WAN-LAN firewall blocking firewall does need adding manual rules to allow the Multicast Traffic back in via the WAN interface. Using LAN2 allowed us to handle Multicast traffic as “Corporate LAN”-to-“Corporate LAN” traffic, which Unifi allows by default, so we can add firewall rules for LAN2 as required using the Unifi Cloud Network Controller instead of using custom JSON files on the Cloud Key. Continue Reading →